WhereItsSunny

Climate of Sierra Leone — Month by Month

Country-wide average for Sierra Leone. Part of Western Africa, Africa.

Located in Western Africa, Africa, Sierra Leone has a tropical climate. Country-wide average temperatures range from 24.5°C / 76.1°F in August to 28°C / 82.4°F in March, with annual rainfall totalling around 3445 mm / 135.6 in — driest in January (5 mm / 0.2 in), wettest in August (900 mm / 35.4 in). These are national averages; regional variation can be substantial, especially in geographically diverse countries. For city-level detail see the cities section below, and for state or province breakdowns follow the subdivisions link if available.

Best time to visit Sierra Leone →
See all 4 subdivisions side by side →

Sunny & HotSunny & WarmSunny & MildTropicalSnowy
MonthTemperatureRainfallMatches
January27°C80.6°F5 mm0.2″Sunny & Hot
February27.5°C81.5°F10 mm0.4″Sunny & Hot
March28°C82.4°F30 mm1.2″Sunny & Hot
April28°C82.4°F80 mm3.1″Tropical
May27°C80.6°F250 mm9.8″Tropical
June26°C78.8°F450 mm17.7″Tropical
July25°C77°F800 mm31.5″Tropical
August24.5°C76.1°F900 mm35.4″Tropical
September25.5°C77.9°F500 mm19.7″Tropical
October26.5°C79.7°F300 mm11.8″Tropical
November27°C80.6°F100 mm3.9″Tropical
December26.5°C79.7°F20 mm0.8″Sunny & Hot

Frequently asked questions

What is the best time to visit Sierra Leone?

The best months to visit Sierra Leone for sunny, dry weather are January, February, March, December. The warmest month is March (28°C / 82.4°F average), and the driest is January (~5 mm / 0.2 in rainfall).

What is the climate of Sierra Leone?

Sierra Leone has country-wide monthly average temperatures ranging from 24.5°C / 76.1°F in August to 28°C / 82.4°F in March. Annual rainfall averages about 3445 mm / 135.6 in, with the wettest month being August (900 mm / 35.4 in) and the driest January (5 mm / 0.2 in). Regional variation within Sierra Leone can be significant — see subdivision or city pages for detail.

What is the hottest month in Sierra Leone?

The hottest month in Sierra Leone is March, with a country-wide average temperature of 28°C / 82.4°F.

What is the coldest month in Sierra Leone?

The coldest month in Sierra Leone is August, with a country-wide average temperature of 24.5°C / 76.1°F.

When does it rain most in Sierra Leone?

The wettest month in Sierra Leone is August, averaging about 900 mm / 35.4 in of rain. The driest is January with about 5 mm / 0.2 in.