Freetown, Sierra Leone Climate & Monthly Averages

Sierra Leone 🇸🇱 · tropical wet-and-dry climate
Annual avg
79°
Hottest month
December
Coldest month
August
Rainy days / yr
215
Sunshine
9.0 h/day
Right now: 76° and light rain shower - see live conditions

The climate of Freetown

Freetown has a tropical wet-and-dry climate, marked by year-round warmth split between a rainy season and a pronounced dry season. Average daytime highs range from about 79°F (26°C) in August to around 85°F (29°C) in December, and the city records roughly 215 days of measurable precipitation a year.

Climate quick facts

  • Hottest month: December - highs near 85°F (29°C)
  • Coldest month: August - highs near 79°F (26°C)
  • Record high: 94°F (35°C) · Record low: 69°F (21°C) (2015–2024)
  • Wettest month: August (30 rainy days) · Sunniest: February (10.8 h sun/day)
  • Climate type: tropical wet-and-dry - year-round warmth split between a rainy season and a pronounced dry season

Temperatures through the year

The warmest stretch of the year centers on December. Highs average 85°F (29°C) and overnight lows stay near 77°F (25°C). The coolest month is August, with typical highs of 79°F (26°C) and lows around 74°F (23°C). Based on 2015–2024 weather data, temperatures have reached as high as 94°F (35°C) and dropped as low as 69°F (21°C).

Rain, sun and snow

August is usually the wettest month. It brings about 30.2 inches (767 mm) of rain over 30 days, while February is the driest. February brings the most sunshine, averaging 10.8 hours of sun a day.

Monthly climate table

Monthly averages for Freetown based on 2015–2024 weather data.
MonthHighLow Rain daysPrecipitation SunshineHumidity
January 85° 76° 2 0.2 in 10.4 h/day 79%
February 85° 76° 1 0.2 in 10.8 h/day 79%
March 84° 77° 3 0.3 in 10.7 h/day 79%
April 84° 78° 8 1.4 in 10.4 h/day 81%
May 84° 78° 23 7.9 in 9.4 h/day 84%
June 82° 75° 29 16.9 in 7.7 h/day 87%
July 80° 74° 30 28.1 in 6.5 h/day 89%
August 79° 74° 30 30.2 in 6.2 h/day 89%
September 80° 74° 29 21.0 in 6.7 h/day 89%
October 82° 75° 30 11.8 in 8.4 h/day 88%
November 83° 76° 23 6.0 in 9.9 h/day 85%
December 85° 77° 7 1.0 in 10.4 h/day 78%

Freetown month by month

Freetown weather in January

January brings highs around 85°F (29°C), lows near 76°F (24°C), about 2 wet days.

Freetown weather in February

February brings highs around 85°F (29°C), lows near 76°F (25°C), about 1 wet days - typically the driest month and the sunniest month of the year in Freetown.

Freetown weather in March

March brings highs around 84°F (29°C), lows near 77°F (25°C), about 3 wet days.

Freetown weather in April

April brings highs around 84°F (29°C), lows near 78°F (25°C), about 8 wet days.

Freetown weather in May

May brings highs around 84°F (29°C), lows near 78°F (25°C), about 23 wet days.

Freetown weather in June

June brings highs around 82°F (28°C), lows near 75°F (24°C), about 29 wet days.

Freetown weather in July

July brings highs around 80°F (26°C), lows near 74°F (23°C), about 30 wet days.

Freetown weather in August

August brings highs around 79°F (26°C), lows near 74°F (23°C), about 30 wet days - typically the coldest month and the wettest month of the year in Freetown.

Freetown weather in September

September brings highs around 80°F (27°C), lows near 74°F (23°C), about 29 wet days.

Freetown weather in October

October brings highs around 82°F (28°C), lows near 75°F (24°C), about 30 wet days.

Freetown weather in November

November brings highs around 83°F (28°C), lows near 76°F (24°C), about 23 wet days.

Freetown weather in December

December brings highs around 85°F (29°C), lows near 77°F (25°C), about 7 wet days - typically the hottest month of the year in Freetown.

Seasons in Freetown

March through May

March through May in Freetown brings hot afternoons, with daytime highs averaging 84°F (29°C) and nights around 77°F (25°C); expect showers on roughly 34 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.

June through August

June through August in Freetown is pleasantly warm, with daytime highs averaging 80°F (27°C) and nights around 74°F (24°C); expect showers on roughly 89 days across the season.

September through November

September through November in Freetown runs hot, with daytime highs averaging 82°F (28°C) and nights around 75°F (24°C); expect showers on roughly 82 days across the season.

December through February

December through February in Freetown is hot, with daytime highs averaging 85°F (29°C) and nights around 77°F (25°C); rain falls on about 10 days over the three months.

Climate questions, answered

What is the average temperature in Freetown?
Averaged over all twelve months, Freetown sits at 79°F (26°C) - about 83°F (28°C) by day and 76°F (24°C) after dark.
Is Freetown hot in summer?
Warm to hot: December, the warmest month, averages highs of 85°F (29°C) - hot afternoons happen, but extremes are not the norm.
Is Freetown cold in winter?
Cold never really arrives: August, the coolest month, keeps nights around 74°F (23°C).
How many rainy days does Freetown get in a year?
About 215 days bring measurable precipitation, with August the wettest month and February the driest.

Best time to visit Freetown

The best time to visit Freetown is generally December to April, when these months combine the driest skies with the most comfortable heat. Daytime temperatures in that window typically sit near 84°F (29°C).

Pack for Freetown 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 - December nights average 77°F (25°C).

Freetown temperature records (2015-2024)

Highest recorded
94°
in January
Lowest recorded
69°
in January
Annual precipitation
125.2"
Snowy days / yr
0

Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.