Temperature
Hot by day, warm at night.
86°Ftypical September high
Typical range
September climate
September in Phuket
Thailand · Southeast Asia
Typhoon risk near peak and humid air are the main limitations.
Wet but workable
Daytime high
86°F
Lows around 78°F
Rain
Rain most days
Sun
5 h/day
Air feel
Very humid
Sea temp
85°F
Great for swimming
When to visit
Month-by-month fit
Best
Precipitation
It rains on most days, with a mix of brief and longer spells. About 26 wet days, more than in most months.
87%wet-day frequency
AmountWet-day chance
Sunshine
Sunshine is limited, with cloud often dominating.
4.8 hSeptember sunshine
Heat & humidity by month
Very humid air is a major factor this month.
91%September Heat feel
Humid airVery humid air
Hourly temperature pattern
In September, afternoons feel about 91° and nights feel near 87°.
WarmHotSwelteringNight hours
Clear sky
Overcast skies this month.
11%September Clear sky
Clear skyCloud
Wind pattern
Calm winds are typical in September.
6 mphSeptember Light breeze
Sea temperature
85°FSeptember sea temp
More detailIncludes daypart comfort
Typical September day
September late afternoons are around 83°F, and early evening stays near 82°F.
Avg temp Typical range
Morning82°F
Feels 90°F
Rain60%
Cloud88%
Humid airVery high
Sun intensityModerate
Midday85°F
Feels 92°F
Rain65%
Cloud88%
Humid airVery high
Sun intensityStrong
Late afternoon83°F
Feels 90°F
Rain66%
Cloud90%
Humid airVery high
Sun intensityModerate
Early evening82°F
Feels 90°F
Rain46%
Cloud88%
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 | 76 | 2.5 | 10 | 9.2 | 78 | 83 |
| Feb | 89 | 76 | 2.0 | 7 | 9.6 | 76 | 83 |
| Mar | 90 | 78 | 4.3 | 14 | 9.1 | 78 | 85 |
| Apr | 89 | 79 | 6.6 | 23 | 8.3 | 82 | 86 |
| May | 88 | 79 | 10.2 | 27 | 6.1 | 84 | 86 |
| Jun | 87 | 79 | 9.7 | 25 | 4.7 | 85 | 85 |
| Jul | 86 | 79 | 9.6 | 25 | 5.6 | 85 | 85 |
| Aug | 86 | 78 | 9.7 | 25 | 5.6 | 85 | 85 |
| Sep | 86 | 78 | 11.7 | 26 | 4.8 | 86 | 85 |
| Oct | 86 | 78 | 12.9 | 28 | 5.8 | 86 | 84 |
| Nov | 86 | 77 | 9.2 | 24 | 6.6 | 85 | 84 |
| Dec | 86 | 76 | 4.2 | 14 | 7.9 | 82 | 83 |
Similar climates
Similar
Similar travel styleBoracayPhilippinesSimilar travel styleBaliIndonesiaSimilar travel styleLangkawiMalaysiaSimilar travel styleMaléMaldives
Want a side-by-side climate view? Compare Phuket with Boracay.
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: Jun 3, 2026
Data & methodology