Apia, Samoa Climate & Monthly Averages
The climate of Apia
Weather in Apia is shaped by its tropical rainforest climate - expect steady heat, high humidity and frequent downpours in every month. March afternoons typically reach 85°F (30°C), while August highs hover near 83°F (28°C). Annual precipitation averages 118.0 inches (2996 mm) over about 310 rainy days.
Climate quick facts
- Hottest month: March - highs near 85°F (30°C)
- Coldest month: August - highs near 83°F (28°C)
- Record high: 100°F (38°C) · Record low: 69°F (21°C) (2015–2024)
- Wettest month: February (27 rainy days) · Sunniest: September (10.9 h sun/day)
- Climate type: tropical rainforest - steady heat, high humidity and frequent downpours in every month
Temperatures through the year
The warmest stretch of the year centers on March. Highs average 85°F (30°C) and overnight lows stay near 77°F (25°C). The coolest month is August, with typical highs of 83°F (28°C) and lows around 76°F (24°C). Based on 2015–2024 weather data, temperatures have reached as high as 100°F (38°C) and dropped as low as 69°F (21°C).
Rain, sun and snow
February is usually the wettest month. It brings about 18.4 inches (466 mm) of rain over 27 days, while September is the driest. September brings the most sunshine, averaging 10.9 hours of sun a day.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 85° | 78° | 29 | 15.6 in | 10.2 h/day | 89% |
| February | 85° | 77° | 27 | 18.4 in | 8.6 h/day | 90% |
| March | 85° | 77° | 29 | 8.7 in | 10.5 h/day | 88% |
| April | 85° | 77° | 28 | 10.3 in | 9.6 h/day | 89% |
| May | 84° | 77° | 26 | 9.7 in | 9.9 h/day | 88% |
| June | 83° | 77° | 22 | 5.9 in | 10.2 h/day | 87% |
| July | 83° | 76° | 22 | 6.0 in | 10.2 h/day | 86% |
| August | 83° | 76° | 22 | 5.1 in | 10.5 h/day | 85% |
| September | 83° | 76° | 24 | 5.0 in | 10.9 h/day | 86% |
| October | 84° | 76° | 26 | 8.4 in | 10.9 h/day | 87% |
| November | 85° | 77° | 27 | 11.2 in | 10.7 h/day | 88% |
| December | 85° | 77° | 29 | 13.6 in | 10.4 h/day | 89% |
Apia month by month
Apia weather in January
January brings highs around 85°F (30°C), lows near 78°F (25°C), about 29 wet days.
Apia weather in February
February brings highs around 85°F (29°C), lows near 77°F (25°C), about 27 wet days - typically the wettest month of the year in Apia.
Apia weather in March
March brings highs around 85°F (30°C), lows near 77°F (25°C), about 29 wet days - typically the hottest month of the year in Apia.
Apia weather in April
April brings highs around 85°F (29°C), lows near 77°F (25°C), about 28 wet days.
Apia weather in May
May brings highs around 84°F (29°C), lows near 77°F (25°C), about 26 wet days.
Apia weather in June
June brings highs around 83°F (28°C), lows near 77°F (25°C), about 22 wet days.
Apia weather in July
July brings highs around 83°F (28°C), lows near 76°F (24°C), about 22 wet days.
Apia weather in August
August brings highs around 83°F (28°C), lows near 76°F (24°C), about 22 wet days - typically the coldest month of the year in Apia.
Apia weather in September
September brings highs around 83°F (29°C), lows near 76°F (24°C), about 24 wet days - typically the driest month and the sunniest month of the year in Apia.
Apia weather in October
October brings highs around 84°F (29°C), lows near 76°F (25°C), about 26 wet days.
Apia weather in November
November brings highs around 85°F (29°C), lows near 77°F (25°C), about 27 wet days.
Apia weather in December
December brings highs around 85°F (29°C), lows near 77°F (25°C), about 29 wet days.
Seasons in Apia
September through November
September through November in Apia is hot, with daytime highs averaging 84°F (29°C) and nights around 76°F (25°C); expect showers on roughly 77 days across the season. With the humidity factored in, afternoons often feel hotter than the thermometer reads - run the numbers through the humidity and dew point converter to see why.
December through February
December through February in Apia runs hot, with daytime highs averaging 85°F (29°C) and nights around 77°F (25°C); expect showers on roughly 84 days across the season.
March through May
March through May in Apia runs hot, with daytime highs averaging 85°F (29°C) and nights around 77°F (25°C); expect showers on roughly 83 days across the season.
June through August
June through August in Apia is hot, with daytime highs averaging 83°F (28°C) and nights around 76°F (24°C); expect showers on roughly 66 days across the season.
Climate questions, answered
What is the average temperature in Apia?
Is Apia hot in summer?
Is Apia cold in winter?
How many rainy days does Apia get in a year?
Best time to visit Apia
The best time to visit Apia is generally May to October, when these months combine the driest skies with the most comfortable heat. Daytime temperatures in that window typically sit near 83°F (29°C).
Pack for Apia with a compact umbrella or rain shell - showers are a regular feature; moisture-wicking fabrics to cope with the humidity. Evenings can feel noticeably cooler than afternoons - March nights average 77°F (25°C).
Apia temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.