When to visit
Flores Island?

Discover the best time of year, based on historical climate, temperature, and precipitation.

Flores Island
East Nusa Tenggara · Indonesia

The best weather in Flores Island is from June, July, August.consistent weather climate

Climate score
September
86

Excellent climate

🌡Hot & dry

Temperature
20–32°C
Warm nights
Feels like
22–34°C
Slightly humid
Precipitation
28mm
Light rain · 5 days
Sunshine
11.7h
Partly cloudy
Humidity (%)
69%
Slightly humid
Annual Climate Analysis
Temperature, Rain & Feels Like
Rain
Actual Temp
Feels Like
10°20°30°40°JanFebMarAprMayJunJulAugSepOctNovDec
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Monthly Overview
Score454647688591949586766444
ClimateRainyRainyRainyRainyPleasantPleasantPleasantPleasantHot & dryHot & dryHot & rainyRainy
Temperature21–29°C21–28°C21–28°C21–28°C21–29°C20–29°C19–29°C19–30°C20–32°C21–32°C21–31°C21–29°C
Feels like25–34°C25–34°C24–35°C24–34°C24–33°C23–32°C21–31°C21–32°C22–34°C23–36°C25–36°C25–35°C
Precipitation283mm
23 days
318mm
23 days
288mm
21 days
153mm
13 days
45mm
8 days
32mm
6 days
23mm
4 days
13mm
3 days
28mm
5 days
61mm
8 days
135mm
13 days
289mm
22 days
Sunshine5.9h
☀︎ 47%
6.5h
☀︎ 52%
7.5h
☀︎ 62%
9.9h
☀︎ 83%
11.1h
☀︎ 94%
11.0h
☀︎ 94%
11.2h
☀︎ 96%
11.6h
☀︎ 98%
11.7h
☀︎ 97%
11.6h
☀︎ 94%
9.9h
☀︎ 79%
6.4h
☀︎ 51%
WindSW · 10 km/hSW · 9 km/hS · 9 km/hS · 10 km/hS · 12 km/hS · 13 km/hS · 15 km/hSE · 15 km/hSE · 15 km/hSE · 13 km/hSE · 11 km/hS · 10 km/h
Humidity (%)88%90%89%86%82%80%75%71%69%71%80%87%
Day length12.6h12.4h12.1h11.9h11.7h11.6h11.7h11.8h12.1h12.3h12.5h12.6h
Events & Festivals
JanFebMarAprMayJunJulAugSepOctNovDec
Reba Festival
Events & Festivals
  • Reba Festivalcultural
    December, January· Local event

    Celebrated by the Ngada people around the Bajawa highlands, this traditional New Year festival features ancestral dances…

The story of the seasons in Flores Island

Conventional travel wisdom crowns August as the undisputed peak across Flores, but September is the island's true sweet spot, trading a fraction of dry-season statistics for empty anchorages, tranquil highland roads, and unhurried local life.

Spanning the spine of the Lesser Sunda Islands east of Sumbawa and west of the Solor Islands, Flores does not yield its secrets easily. Most travelers arrive fixated entirely on its western edge, boarding liveaboards at Labuan Bajo to scout Komodo dragons on Komodo and Rinca, or diving the plunging currents of the Sumba Strait. Yet the real soul of this jagged volcanic landmass unfurls overland across rugged interior ridges, climbing past emerald rice terraces around Ruteng, piercing the misty megalithic valleys of Bajawa, and ascending the tri-colored crater lakes of Kelimutu above Ende and Maumere. Because moving across an island shaped like a folded spine requires either narrow mountain switchbacks or open-water sea passages, timing matters here more than almost anywhere else in East Nusa Tenggara. Pick the wrong week, and mountain passes turn into muddy landslides and charter boats stay tethered to the docks. Pick the right window, and you have an epic, smoking chain of volcanoes and sunlit archipelagos practically to yourself.

September and October: The Savvy Window

A standard weather dashboard points directly to August as the supreme time to visit Flores, showing the absolute driest conditions and coolest breezes. That dashboard misses what happens on the ground. By late August, tour convoys clog the winding Trans-Flores Highway, and the waters around Komodo churn with dive charters. September, by contrast, gives you nearly identical dry-season skies and calm seas, but drops crowd pressure dramatically. The midday heat climbs slightly, making apparent temperatures feel closer to thirty-four degrees, but early mornings and high-altitude evenings remain wonderfully crisp. The offshore channels settle into mirror-like glass, turning liveaboard crossings toward Rinca into smooth, serene voyages.

By October, the island begins its slow slide toward the wet season, yet it remains one of the best-kept secrets for independent travelers. The days are still defined by over eleven hours of strong sunlight, and precipitation stays minimal, arriving as brief late-afternoon hints rather than plan-canceling torrents. The southern savanna landscape turns amber and gold, and the highland villages around Bajawa are peaceful, free from the bus tours that peak earlier in the summer. If you want to hike the crater rims of Kelimutu at dawn without jockeying for elbow room on the observation platform, this early autumn corridor is the undisputed champion.

June to August: Pristine Conditions, Full Capacity

The middle of the year brings the southern winter monsoons, which in Flores means steady southeast winds, bone-dry air, and daytime temperatures that rarely stray past thirty degrees. June registers as the undisputed peak of tourism across the island, with Labuan Bajo humming at absolute capacity. Dive shops book out weeks ahead, mopeds fill the winding streets leading to harbour viewpoints, and the narrow dirt tracks leading to interior viewpoints see steady traffic.

July and August deliver spectacular, cloudless perfection. Rain is practically non-existent—August barely records a stray shower all month. The trails up into the highlands around Ruteng are firm and dry, and visibility underwater across the reefs reaches astonishing clarity. But the tradeoff is unmistakable. You will pay peak rates for everything from private car hires across the mountain spine to boat charters, and the remote charm of rural homestays in traditional villages feels diluted by steady foot traffic. It is undeniably gorgeous, but it demands patience and early booking.

November: The Misleading Surge

November is the trap month on the Flores calendar. Despite visitor numbers spiking back up toward peak-season heights, the island's weather takes an aggressive turn for the worse. The dry southeasterly winds die down, replaced by warm, heavy maritime air from the Flores Sea that pushes apparent temperatures up to a stifling thirty-six degrees. Humidity blankets the coastlines, making midday exploring in low-lying towns like Ende and Maumere intensely draining.

More importantly, rainfall doubles or triples compared to the preceding months, arriving in heavy, unpredictable downpours that begin to soften the mountain roads. Travelers who arrive expecting the dry, crystalline landscapes of mid-year are often caught off guard by stormy afternoons that disrupt boat crossings and sock in mountaintop vistas. It is a month where the crowds arrive in defiance of the turning climate, making it the least rewarding time to commit to an overland journey.

December to March: The Monsoon Drench and Highland Rituals

From December through March, the wet northwest monsoon batters Flores. Heavy rainfall totals routinely cross three hundred millimeters a month, and the rain falls in intense, drenching downpours that can easily wash out mountain switchbacks, strand vehicles between Ende and Ruteng, and suspend ferry crossings across the rough swells of the Sumba Strait. For diving and beach exploration, it is the worst stretch of the year: visibility drops offshore, seas turn choppy, and grey skies drape the volcanic peaks for days at a time.

Yet for travelers drawn to culture rather than sunbathing, this wet corridor holds a rare, singular appeal in the interior. In December and January, the indigenous Ngada people living in the high volcanic basin around Bajawa celebrate the Reba Festival. This traditional New Year celebration centers on village ceremonial squares flanked by thatched shrines and megalithic stone slabs. Communities gather for days of ancestral dancing, ritual storytelling, and communal feasts honoring the sacred yam. The mountain mist and frequent rainstorms lend an atmospheric, timeless weight to the ceremonies that dry-season tourists never witness. If you visit now, pack heavy waterproofs, hire an experienced local guide, and abandon rigid overland schedules.

April and May: The Verdant Awakening

As the monsoon breaks in April, Flores undergoes an astonishing visual transformation. Months of heavy rainfall leave the rugged volcanic landscape draped in incandescent green, from the terraced spiderweb rice fields of Ruteng to the dense bamboo groves flanking Bajawa. The intense downpours ease into manageable, occasional showers, and by May, rain drops to negligible levels while daily sunshine jumps to eleven hours.

Visitor numbers remain pleasantly low throughout both months. Boat operators in Labuan Bajo are eager for business, the hiking trails to Kelimutu are lush and uncrowded, and coastal waters begin to calm. May in particular offers one of the best balances on the entire calendar: the humidity cools, the apparent temperature drops to a comfortable thirty-three degrees, and the natural scenery retains a vibrant green vitality that completely disappears once the dry winter winds bake the terrain later in July.

Frequently asked questions

What is the best time to visit Flores Island?

The best time to visit Flores Island is September, May, October, August, July, June, with temperatures between 19 °C and 32 °C. The best month is September. September is low season.

What is the weather like in Flores Island?

Flores Island has a Tropical climate with an overall score of 7/10. Annual temperatures range from 19 °C to 32 °C.

What is the hottest month in Flores Island?

The hottest month in Flores Island is September, with average highs of 32 °C and lows of 20 °C.

What is the rainiest month in Flores Island?

The rainiest month in Flores Island is February, with an average of 318 mm of precipitation.