Climate guideThirty-year normals for Apia
Apia climate by month
Tropical rainforest · AfBest Jul–Sep
Annual mean27°day and night
Seasonal swing1°warmest vs coolest
Precipitation4,058 mm250 wet days a year
13.83° S, 171.77° WElevation 9 mUTC+13 · Samoa Standard Time
When to goApia · weather score
Best timeJul–Sep
October: high / low28° / 25°
iSummary
What the weather is like
Apia has a tropical rainforest climate (Köppen Af): .
The warmest month is February, when afternoons average 28° and nights 26°. July is the coolest month, with highs of 27° and lows of 25°. The difference between the warmest and the coolest month is about 1°, a small seasonal swing typical of places tempered by the sea.
About 4,058 mm of precipitation falls in an average year. December is the wettest month (461 mm, 25 wet days) and September the driest (259 mm, 15 wet days). Cloud cover ranges from 25% in August to 57% in January.
The sea reaches about 29° in March. Sea temperatures lag the air by a month or two, so late summer is usually warmer for swimming than early summer.
Year in figures
- Hottest afternoons
- 28° · February
- Coldest nights
- 25° · August
- Wettest month
- December
- Driest month
- September
- Clearest skies
- August · 25% cloud
- Warmest sea
- 29° · March
- Longest day
- 12 h 56 min
- Shortest day
- 11 h 19 min
iiCharts
Twelve months at a glance
Temperature and precipitation
Daily high/low range bars, monthly precipitation columns, sea temperature lineTemperature curve
Average high, low and seaDaylight
Hours between sunrise and sunset on the 15th of each monthiiiData table
Climate normals month by month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high | 28° | 28° | 28° | 28° | 28° | 28° | 27° | 27° | 27° | 28° | 28° | 28° |
| Average low | 26° | 26° | 26° | 26° | 26° | 25° | 25° | 25° | 25° | 25° | 25° | 26° |
| Precipitation | 573 mm | 490 mm | 399 mm | 310 mm | 296 mm | 187 mm | 194 mm | 163 mm | 259 mm | 314 mm | 412 mm | 461 mm |
| Wet days (≥1 mm) | 23.2 | 24 | 20.8 | 22.3 | 20.3 | 20.3 | 16.3 | 17 | 15 | 22 | 24.2 | 24.7 |
| Cloud cover | 57% | 56% | 52% | 42% | 35% | 29% | 27% | 25% | 27% | 35% | 45% | 52% |
| Sea temperature | 29° | 29° | 29° | 29° | 29° | 29° | 28° | 28° | 28° | 28° | 29° | 29° |
| Daylight | 12h 51 | 12h 32 | 12h 11 | 11h 47 | 11h 28 | 11h 19 | 11h 23 | 11h 39 | 12h 01 | 12h 24 | 12h 45 | 12h 56 |
| Month score | 43 | 43 | 45 | 49 | 53 | 56 | 58 | 58 | 57 | 54 | 49 | 46 |
ivMonth by month
Apia in every month
January43
28° / 26°
573 mm · 23.2 wet days
February43
28° / 26°
490 mm · 24 wet days
March45
28° / 26°
399 mm · 20.8 wet days
April49
28° / 26°
310 mm · 22.3 wet days
May53
28° / 26°
296 mm · 20.3 wet days
June56
28° / 25°
187 mm · 20.3 wet days
July58
27° / 25°
194 mm · 16.3 wet days
August58
27° / 25°
163 mm · 17 wet days
September57
27° / 25°
259 mm · 15 wet days
October54
28° / 25°
314 mm · 22 wet days
November49
28° / 25°
412 mm · 24.2 wet days
December46
28° / 26°
461 mm · 24.7 wet days