Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Callao is from May, June, September. — consistent weather climate
🌥Mild
| Score | 96 | 95 | 94 | 98 | 99 | 99 | 98 | 97 | 99 | 99 | 99 | 98 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Pleasant | Pleasant | Pleasant | Pleasant | Pleasant | Pleasant | Mild | Mild | Mild | Mild | Pleasant | Pleasant |
| Temperature | 20–25°C | 22–26°C | 21–26°C | 20–24°C | 18–22°C | 16–20°C | 15–19°C | 15–19°C | 15–19°C | 15–20°C | 17–21°C | 19–23°C |
| Feels like | 22–28°C | 24–29°C | 24–29°C | 21–26°C | 18–23°C | 16–20°C | 14–20°C | 14–19°C | 14–20°C | 15–21°C | 17–23°C | 20–25°C |
| Precipitation | 13mm 4 days | 16mm 4 days | 22mm 5 days | 3mm 1 days | 1mm 0 days | 1mm 0 days | 0mm 0 days | 1mm 0 days | 2mm 1 days | 3mm 1 days | 2mm 1 days | 9mm 2 days |
| Sunshine | 8.7h ☀︎ 68% | 7.8h ☀︎ 63% | 8.3h ☀︎ 68% | 11.0h ☀︎ 93% | 10.5h ☀︎ 90% | 10.1h ☀︎ 89% | 10.3h ☀︎ 90% | 9.8h ☀︎ 84% | 10.3h ☀︎ 85% | 9.5h ☀︎ 76% | 9.0h ☀︎ 71% | 8.5h ☀︎ 66% |
| Wind | S · 20 km/h | S · 19 km/h | S · 18 km/h | S · 19 km/h | S · 19 km/h | S · 19 km/h | S · 19 km/h | S · 20 km/h | S · 20 km/h | S · 20 km/h | S · 20 km/h | S · 20 km/h |
| Humidity (%) | 82% | 81% | 82% | 82% | 84% | 83% | 83% | 83% | 83% | 83% | 82% | 82% |
| Day length | 12.7h | 12.5h | 12.2h | 11.8h | 11.6h | 11.4h | 11.5h | 11.7h | 12.0h | 12.4h | 12.7h | 12.8h |
This civic holiday marks the founding of the port city with parades, concerts, and cultural events along the waterfront,…
While December draws a holiday crush through Peru's primary port, Callao is actually at its most radiant and effortless from late autumn through winter, when rain disappears entirely and the coastal streets cool into easy walking weather.
Most travelers experience Callao only through the windows of a cab speeding away from Jorge Chávez International Airport, watching shipping cranes carve against the Pacific horizon. That hurried transit misses the soul of one of South America's greatest naval strongholds. Founded in 1537, this autonomous constitutional province has defended Peru's coast against corsairs, tsunamis, and sieges for centuries. Today, it balances maritime muscle with Italianate seaside enclaves, vibrant mural-splashed alleys, and an oceanfront climate that behaves unlike almost any other port in the tropics. Because Callao rests on an arid coastal shelf, you will not encounter tropical monsoons or torrential downpours here. Instead, the year shifts between warm, hazy summer months and long, tranquil spans of mild coastal light, with the quietest months offering the finest travel conditions of all.
Between April and June, Callao enters its sweetest rhythm. The muggy glare of high summer dissolves into exceptionally steady, luminous days. Morning sea air settles softly over the historic district, lifting into crisp afternoons illuminated by ten to eleven hours of daylight. Rain is a non-issue; you are more likely to notice sea spray from the rocky shoreline than a single drop falling from above.
This is the premier stretch for wandering on foot. In Monumental Callao, the district's restored republican-era townhouses and lively open-air art passages feel completely open and unhurried. You can wander between pastel facades and shipping-container galleries without dodging the large tour buses that cluster here later in the year. Temperatures hover pleasantly in the low twenties, letting you explore without breaking a sweat.
Out on the peninsula of La Punta, the pebble beaches and breezy malecones belong entirely to local dog walkers and fishermen. The air smells sharp with iodine and saltwater, and the view across the bay toward the offshore islands stays razor-sharp under wide, pale blue skies.
Midwinter in Callao brings a cooler, contemplative mood. The apparent temperature sits right around 20°C, meaning you will want a dependable windbreaker when you walk along the ocean. Yet the precipitation registers essentially at zero, giving winter travelers dry, comfortable days from morning until night.
July belongs to the Callao Anniversary. The waterfront boardwalks erupt in civic celebration, honoring the centuries of history that shaped the port. Brass bands echo across public plazas, processions wind down the main avenues, and locals gather along the seaside railings with immense civic pride. Because this remains a homegrown holiday rather than an international tourist spectacle, it grants an authentic look into the town's naval character without inflated prices or unbearable congestion.
This cool spell also happens to be the best time to tour the massive stone ramparts of the Fortaleza del Real Felipe. Built in the eighteenth century to ward off Dutch and English privateers, the fortress requires extensive walking on stone courtyards and open bastions. Doing so under a mild winter sky is an absolute pleasure compared to the baking heat of summer. It is also an ideal window to catch a chartered boat out toward the wildlife-rich waters around the Islas Palomino, provided you bundle up against the brisk Pacific chop.
As the southern spring takes hold in October and November, temperatures edge upward while tourist numbers remain near annual lows. The days are gentle, dry, and luminous. You can spend an entire afternoon wandering the quiet streets of Chucuito, where brightly painted wooden houses evoke the Genoese immigrants who settled here as boatbuilders and fishermen in the nineteenth century.
Everything about these two months feels relaxed. The waterfront restaurants and seaside promenades are quiet, allowing for unhurried conversations with local artisans and sailors mending nets along the slips. The harsh summer humidity has not yet rolled in, giving you the sensory pleasure of an open-air maritime retreat without any of the year-end airport madness just down the road.
December flips the switch. The month marks the busiest period on Callao's calendar, largely driven by holiday travel, school breaks, and families descending on the coast. The atmosphere around the harbor turns loud, bustling, and dense with traffic. Apparent temperatures climb toward 29°C in January and February, and the accompanying humidity makes city exploration sticky and draining in the middle of the day.
If you find yourself here in summer, lean into the way the residents handle the heat. Escape the dense interior streets and head straight for the tip of La Punta to catch whatever offshore breeze is blowing across the Pacific. The water is refreshing, the seafood kiosks are bustling, and the evening air finally turns pleasant once the sun dips below the ocean horizon. Just be prepared to share every inch of the seaside boardwalk with the summer crowd.