Discover the best time of year, based on historical climate, temperature, and precipitation.
The best time to visit Boston is May, June, August, when the weather, flight prices, and crowds align. — variable climate
🌦Cool & rainy
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| Score | 11 | 12 | 14 | 35 | 81 | 80 | 76 | 83 | 79 | 63 | 30 | 11 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Polar | Polar | Cold | Cold | Mild | Humid | Humid | Pleasant | Humid | Cool & rainy | Cold | Cold |
| Temperature | -5–3°C | -5–4°C | -2–8°C | 4–13°C | 10–20°C | 15–25°C | 19–28°C | 19–28°C | 15–23°C | 9–17°C | 2–11°C | -2–6°C |
| Feels like | -10–-2°C | -11–0°C | -7–3°C | 0–10°C | 7–18°C | 14–25°C | 20–30°C | 19–29°C | 14–23°C | 6–15°C | -2–7°C | -7–2°C |
| Precipitation | 106mm 10 days | 88mm 10 days | 109mm 11 days | 107mm 11 days | 79mm 12 days | 87mm 11 days | 110mm 11 days | 74mm 10 days | 109mm 9 days | 119mm 10 days | 84mm 9 days | 120mm 11 days |
| Sunshine | 6.0h ☀︎ 63% | 6.7h ☀︎ 63% | 7.9h ☀︎ 66% | 8.0h ☀︎ 60% | 9.7h ☀︎ 66% | 11.2h ☀︎ 74% | 11.4h ☀︎ 76% | 10.9h ☀︎ 79% | 8.9h ☀︎ 71% | 7.5h ☀︎ 68% | 6.6h ☀︎ 67% | 5.7h ☀︎ 63% |
| Wind | W · 23 km/h | W · 23 km/h | W · 23 km/h | W · 23 km/h | SW · 21 km/h | SW · 20 km/h | SW · 18 km/h | SW · 18 km/h | W · 19 km/h | W · 20 km/h | W · 21 km/h | W · 21 km/h |
| Humidity (%) | 67% | 69% | 67% | 69% | 70% | 71% | 72% | 73% | 75% | 76% | 71% | 73% |
| Perfect days | 0% | 0% | 2% | 9% | 25% | 40% | 24% | 39% | 46% | 18% | 3% | 0% |
| Dry streak | 8d | 7d | 7d | 7d | 7d | 7d | 7d | 7d | 9d | 8d | 8d | 7d |
| Sunny streak | 7d | 8d | 10d | 11d | 12d | 14d | 16d | 16d | 12d | 9d | 7d | 6d |
| Extreme heat | — | — | — | — | — | 1% | 3% | 2% | 0% | — | — | — |
| Extreme cold | 83% | 86% | 63% | 12% | — | — | — | — | — | 1% | 27% | 67% |
| Temperature | +1.6° | +2.4° | +2.7° | -0.7° | +2.1° | +1.9° | +1.7° | +0.9° | +0.4° | +1.7° | +1.1° | +2.1° |
| Rainfall | Stable | Stable | Stable | Stable | Stable | Getting drier | Getting wetter | Stable | Getting wetter | Stable | Getting drier | Stable |
| Ideal warm days | 0% | 0% | 0% | 2% | 9% | 20% | 37% | 36% | 16% | 2% | 0% | 0% |
| Outdoor comfort | 0% | 0% | 1% | 9% | 29% | 37% | 16% | 29% | 45% | 19% | 4% | 0% |
| Dry week odds | 9% | 9% | 8% | 6% | 9% | 7% | 6% | 6% | 16% | 9% | 9% | 6% |
| Heavy rain | 5% | 4% | 5% | 4% | 4% | 3% | 3% | 3% | 4% | 6% | 3% | 5% |
| Snow days | 32% | 36% | 22% | 5% | — | — | — | — | — | 1% | 5% | 22% |
| Muggy days | — | — | — | — | — | 6% | 23% | 16% | 6% | 1% | — | — |
| Day length | 9.5h | 10.6h | 12.0h | 13.4h | 14.6h | 15.2h | 14.9h | 13.8h | 12.5h | 11.0h | 9.8h | 9.1h |
| Tourist Crowds | Low season | Low season | High season | High season | High season | High season | High season | High season | High season | High season | High season | Shoulder season |
Held on Patriots' Day, this iconic marathon draws massive crowds. April weather can be unpredictable, ranging from cool…
A multi-day celebration around the Fourth of July, featuring historical reenactments, live music, and fireworks over Bos…
Boston's annual New Year's Eve celebration, offering a full day of free arts and cultural events culminating in firework…
The world's largest three-day rowing event, attracting athletes and spectators from around the globe to the Charles Rive…
A Massachusetts state holiday commemorating the Battles of Lexington and Concord, coinciding with the Boston Marathon. T…
Boston hosts one of the largest St. Patrick's Day parades in the United States, celebrating its rich Irish heritage. Mar…
A popular multi-day music festival featuring a diverse lineup of artists across various genres. Held in late May, the we…
Kicking off the holiday season, this festive event features the lighting of Boston's official Christmas tree, a gift fro…
An annual historical reenactment commemorating the iconic act of defiance that sparked the American Revolution. Held in…
Boston experiences its finest, easiest days between late spring and late summer, yet the city reaches its absolute peak congestion in late autumn and early winter, when the coastal air turns raw and temperatures tumble toward freezing.
Boston is an intensely walking-oriented city built on a small, reclaimed colonial footprint, where history is embedded in narrow brick sidewalks and salt air from the harbor cuts straight through street corners. You come here to trace the Revolutionary footprint on foot, to stroll alongside 19th-century row houses, and to watch skull rowers slice across the river. But Boston's calendar harbors a genuine paradox. While conventional wisdom holds that New England shines brightest under crisp fall foliage and holiday cheer, the actual visitor numbers peak at the bleakest end of the year—reaching capacity in November and December just as the weather turns frigid, dark, and damp, while the magnificent warmth of May through August remains comparatively manageable.
This is Boston at its undisputed best. Starting in May, the lingering Atlantic chill retreats, replaced by mild sea breezes and long, luminous days. Boston Common and the adjoining public gardens flush green, and the city suddenly lives outdoors. The outdoor music of the Boston Calling Music Festival kicks off the warmer stretch in late May, drawing crowds into the open air without the oppressive mugginess that plagues cities further south along the eastern seaboard.
June and July bring genuine warmth without tipping into intolerable heat. While high summer pushes humidity up and occasional downpours roll in off the Atlantic, the harbor acts as a natural air conditioner. During Boston Harborfest in July, fireworks and maritime gatherings turn the waterfront and the docks of Boston Harbor into the city's living room. Walking between the historic brick enclaves of the North End and the wide brownstone boulevards of Back Bay feels effortless when you do not need to fight ocean gales.
August is the prime weather month of the entire year. With comfortable daytime highs, gentle humidity, and the lowest monthly rainfall of the year, it offers dependable sunshine from morning to evening. Even with a bump in late-summer travelers, August absorbs visitors far better than the late autumn crush, leaving the esplanades along the Charles River breezy and deeply inviting.
September maintains the warmth of summer while university life returns to the city in full force, injecting an immediate, restless energy into the streets. The days shorten quickly, but the afternoon sun remains pleasant enough for walking from Beacon Hill down to the water. Rainfall ticks up in heavier bursts as the seasonal change takes hold, though rarely enough to ruin a day of wandering colonial lanes.
By October, the famous New England foliage begins to frame the bridges and brick facades. Temperatures cool down reliably, requiring a proper coat once the afternoon sun dips. The riverbanks swell during the Head of the Charles Regatta, when hundreds of thousands gather along the Charles River to watch shells race against the backdrop of turning leaves. Accommodations tighten and the sidewalks feel full, but the crisp, dry bite in the air is precisely what many imagine when they picture historic Massachusetts.
November is, by a clear margin, the most crowded month of the year in Boston. It is also the month where the climate collapses. Temperatures drop sharply into the single digits, daylight dwindles to less than seven hours a day, and piercing winds sweep off Massachusetts Bay. Yet travelers pack into the historic core, drawn by early seasonal shopping and traditions like the Christmas Tree Lighting at Boston Common, where an enormous evergreen shipped from Nova Scotia is illuminated before packed lawns of shivering onlookers.
December doubles down on both cold and crowds. It is one of the darkest, wettest months on the calendar, with rain and wet snow coating the cobblestones in freezing slush. Still, crowds stay near their yearly high. Visitors brave the bitter harbor winds to watch the Boston Tea Party Reenactment, marking colonial defiance along the frigid waterfront, before First Night Boston draws thousands back into the cold streets on New Year's Eve. If you visit now, you must accept heavy layers, congested transit, and bone-chilling dampness in exchange for festive charm.
January and February are true northern winter: freezing winds, low sunlight, and apparent temperatures hovering right around or below freezing. The Shawmut Peninsula catches every storm that tracks up the coast. If you want quiet museums and empty monuments, this is the time, provided you do not mind walking with your chin tucked deep into a heavy woolen scarf against harbor squalls.
March offers little relief. While the calendar promises spring, the weather remains stubbornly wintry and damp. The exception is the raucous weekend around the St. Patrick's Day Parade, when South Boston erupts into massive, green-draped street parties, packing pubs to the doors despite biting temperatures and blustery skies.
April begins the hesitant thaw. Days can be clear and mild one morning and cold and rainy the next. The energy peaks dramatically around Patriots' Day and the Boston Marathon, when hundreds of thousands of spectators line the course from the western suburbs right into Back Bay. It is a thrilling, historic spectacle that tests runners and onlookers alike with unpredictable coastal weather, signaling that the long winter is finally broken.
Top sights and attractions to build your days around once you know when to go.
The Museum of Fine Arts is an art museum in Boston, Massachusetts. It is the 20th-largest art museum in the world, measured by public gallery area. It contains 8,161 paintings and more than 450,000 works of art, making it one of the most comprehensive collections in the Americas. With more than 1.2 million visitors a year, it is the 83rd-most-visited art museum in the world as of 2024.
Fenway Park is a ballpark in Boston, Massachusetts, United States, close to Kenmore Square. Since 1912, it has been the home field of Major League Baseball's (MLB) Boston Red Sox. While the stadium was built in 1912, it was substantially rebuilt in 1934, and underwent major renovations and modifications in the 21st century. It is the oldest active ballpark in MLB. Because of its age and constrained location in Boston's dense Fenway–Kenmore neighborhood, the park has many quirky features, including "The Triangle", Pesky's Pole, and the Green Monster in left field. It is the fifth-smallest among MLB ballparks by seating capacity, second-smallest by total capacity, and one of nine that cannot accommodate at least 40,000 spectators.
The Isabella Stewart Gardner Museum is an art museum in Boston, Massachusetts, which houses significant examples of European, Asian, and American art. Its collection includes paintings, sculpture, tapestries, and decorative arts. It was founded by Isabella Stewart Gardner, whose will called for her art collection to be permanently exhibited "for the education and enjoyment of the public forever."
The John F. Kennedy Presidential Library and Museum is the presidential library and museum of John F. Kennedy (1917–1963), the 35th president of the United States from 1961 to 1963. It is located on Columbia Point in the Dorchester neighborhood of Boston, Massachusetts, next to the University of Massachusetts Boston, the Edward M. Kennedy Institute for the United States Senate, and the Massachusetts Archives and Commonwealth Museum. Designed by the architect I. M. Pei, the building is the official repository for original papers and correspondence of the Kennedy Administration, as well as special bodies of published and unpublished materials, such as books and papers by and about Ernest Hemingway. The library contains approximately 400,000 photographs, 9,400 video recordings, 24 million documents, and 9,000 audio recordings related to Kennedy's presidency.
The Museum of Bad Art (MOBA) is a privately owned museum whose stated aim is "to celebrate the labor of artists whose work would be displayed and appreciated in no other forum". It was originally in Dedham, Massachusetts, and is currently in Boston, Massachusetts. Its permanent collection includes over 700 pieces of "art too bad to be ignored", 25 to 35 of which are on public display at any one time.
The Boston Common is a public park in downtown Boston, Massachusetts. It is the oldest city park in the United States. Boston Common covers 50 acres (20 ha) bounded by five major Boston streets: Tremont Street, Park Street, Beacon Street, Charles Street, and Boylston Street.
The Harvard Art Museums are part of Harvard University and comprise three museums: the Fogg Museum, the Busch-Reisinger Museum, and the Arthur M. Sackler Museum, and four research centers: the Archaeological Exploration of Sardis, the Center for the Technical Study of Modern Art, the Harvard Art Museums Archives, and the Straus Center for Conservation and Technical Studies. The three museums that constitute the Harvard Art Museums were initially integrated into a single institution under the name Harvard University Art Museums in 1983. The word "University" was dropped from the institutional name in 2008.
The Freedom Trail is a 2.5-mile-long (4.0 km) path through Boston, Massachusetts, that passes by 16 locations significant to the history of the United States. It winds from Boston Common in downtown Boston to the Old North Church in the North End and the Bunker Hill Monument in Charlestown. Stops along the trail include simple explanatory ground markers, graveyards, notable churches and buildings, and a historic naval frigate. Most of the sites are free or suggest donations, although the Old South Meeting House, the Old State House, and the Paul Revere House charge admission. The Freedom Trail is overseen by the City of Boston's Freedom Trail Commission and is supported in part by grants from various non-profit organizations and foundations, private philanthropy, and Boston National Historical Park.
The Peabody Museum of Archaeology and Ethnology is a museum affiliated with Harvard University in Cambridge, Massachusetts, United States. Founded in 1866, the Peabody Museum is one of the oldest and largest museums focusing on anthropological material, with particular focus on the ethnography and archaeology of the Americas. The museum is caretaker to over 1.2 million objects, some 900 feet (270 m) of documents, 2,000 maps and site plans, and about 500,000 photographs. The museum is located at Divinity Avenue on the Harvard University campus. The museum is one of the four Harvard Museums of Science and Culture open to the public.
Old North Church is an Episcopal church on Salem Street in the North End neighborhood of Boston, Massachusetts, United States. The church, built in 1723, is the oldest standing church in the city. Old North Church is notable for its role in Paul Revere's midnight ride on April 18, 1775, when two lanterns in the steeple were illuminated, alerting Patriots of British military movements amid the American Revolutionary War. The congregation continues to host services there, while the secular nonprofit Old North Illuminated oversees tourism and preservation efforts. One of the landmarks on Boston's Freedom Trail, the Old North Church is designated a National Historic Landmark and a Boston Landmark, and it is part of the Boston National Historical Park.
The Bunker Hill Monument is a war memorial on Breed's Hill in the Charlestown neighborhood of Boston, Massachusetts, United States. It commemorates the Battle of Bunker Hill, a major American Revolutionary War battle that took place there on June 17, 1775. The monument primarily consists of a 221-foot-tall (67 m) granite obelisk at the center of Monument Square Park, within the Monument Square Historic District. The obelisk was designed by Solomon Willard and erected between 1825 and 1843. It is flanked by William Wetmore Story's statue of William Prescott to the south and an entrance building to the north. Designated as a National Historic Landmark, the Bunker Hill Monument is part of the Freedom Trail and Boston National Historical Park.
The Arnold Arboretum is a botanical research institution and free public park affiliated with Harvard University and located in the Jamaica Plain and Roslindale neighborhoods of Boston.
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