Temperature
Hot by day, warm at night.
90°Ftypical September high
Typical range
September climate
September in Tulamben
Indonesia · Southeast Asia
Hot days and some sun. Humid air is the main drawback.
Some tradeoffs
Daytime high
90°F
Lows around 76°F
Rain
Several rainy days
Sun
11.5 h/day
Air feel
Very humid
Sea temp
82°F
Great for swimming
When to visit
Month-by-month fit
Best
Precipitation
Several rainy days. About 12 wet days, fewer than in most months.
40%wet-day frequency
AmountWet-day chance
Sunshine
A mix of sunshine and cloud.
11.7 hSeptember sunshine
Heat & humidity by month
Very hot days with very humid air.
81%September Heat feel
Warm airHot airHumid airVery humid air
Hourly temperature pattern
In September, afternoons feel about 94° and nights feel near 81°.
WarmHotSwelteringNight hours
Clear sky
Mostly cloudy skies this month.
36%September Clear sky
Clear skyCloud
Wind pattern
Calm winds are typical in September.
4 mphSeptember Calm
Sea temperature
82°FSeptember sea temp
More detailIncludes daypart comfort
Typical September day
September late afternoons are around 87°F, easing to about 80°F in early evening.
Avg temp Typical range
Morning84°F
Feels 89°F
Rain12%
Cloud46%
Humid airVery high
Sun intensityModerate
Midday89°F
Feels 94°F
Rain22%
Cloud52%
Humid airVery high
Sun intensityStrong
Late afternoon87°F
Feels 92°F
Rain23%
Cloud54%
Humid airVery high
Sun intensityModerate
Early evening80°F
Feels 87°F
Rain8%
Cloud52%
Humid airVery high
Sun intensityMinimal
Best windowData tableView month-by-month numbers
View month-by-month numbers
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% | Sea°F |
|---|---|---|---|---|---|---|---|
| Jan | 88 | 78 | 23.5 | 30 | 9.6 | 87 | 84 |
| Feb | 89 | 78 | 23.0 | 28 | 9.6 | 88 | 84 |
| Mar | 89 | 78 | 17.6 | 30 | 10.0 | 87 | 84 |
| Apr | 89 | 78 | 10.0 | 23 | 10.6 | 85 | 85 |
| May | 89 | 77 | 5.0 | 17 | 11.0 | 82 | 84 |
| Jun | 89 | 76 | 3.1 | 18 | 10.9 | 81 | 83 |
| Jul | 87 | 74 | 1.9 | 12 | 10.9 | 79 | 82 |
| Aug | 89 | 74 | 1.2 | 8 | 11.1 | 77 | 81 |
| Sep | 90 | 76 | 2.7 | 12 | 11.7 | 76 | 82 |
| Oct | 91 | 77 | 6.7 | 15 | 11.8 | 76 | 83 |
| Nov | 90 | 78 | 17.2 | 27 | 11.3 | 82 | 85 |
| Dec | 89 | 78 | 20.8 | 29 | 9.8 | 86 | 85 |
Similar climates
Similar
Similar travel styleFakaravaFrench PolynesiaSimilar travel stylePlacenciaBelizeSimilar travel stylePort DouglasAustraliaSimilar travel styleSavusavuFiji
Want a side-by-side climate view? Compare Tulamben with Fakarava.
Climate data notePlanning guidance, not a forecast
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 31, 2026
Data & methodology