Climate averages 1991–2020
Freetown weather
in May.
A warm, wet month: the 2nd warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a warm month in Freetown: daytime highs average 27.9°C and nights cool to about 25.6°C. By daytime temperature it is the 2nd warmest of the 12 months.
Expect about 159 mm of rain on roughly 21 days, which makes May a wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 30 min on an average May day.
The nearest other city in this atlas is Conakry (127 km away). In May its highs average 29.5°C, 1.6°C warmer than Freetown, with 88 mm of rain.
Among the 5 cities listed in Sierra Leone, Freetown ranks 5th of 5 for the warmest May highs and 1st of 5 for the driest May (rainfall, lowest first). The mean May high of those 5 cities is 29.8°C; Freetown is 1.9°C cooler than that mean.
From May to June, average highs fall by 0.7°C to 27.2°C, and monthly rainfall rises from 159 mm to 397 mm.
The annual picture
May in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Freetown climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 27.7°C25.4°C | 25.4°C | 9.9 | 2.3 | 11.712 h |
| February | 27.5°C25.4°C | 25.4°C | 6.0 | 1.4 | 11.912 h |
| March | 27.5°C25.6°C | 25.6°C | 8.7 | 2.4 | 12.112 h |
| April | 27.7°C25.9°C | 25.9°C | 21 | 5.2 | 12.312 h |
| May, selected | 27.9°C25.6°C | 25.6°C | 159 | 21.4 | 12.513 h |
| June | 27.2°C24.5°C | 24.5°C | 397 | 29.1 | 12.613 h |
| July | 26.2°C23.9°C | 23.9°C | 683 | 30.2 | 12.613 h |
| August | 25.9°C23.9°C | 23.9°C | 751 | 29.9 | 12.412 h |
| September | 26.4°C23.9°C | 23.9°C | 479 | 28.6 | 12.212 h |
| October | 27.2°C24.3°C | 24.3°C | 232 | 28.1 | 11.912 h |
| November | 27.8°C25.1°C | 25.1°C | 98 | 20.6 | 11.712 h |
| December | 28.1°C25.9°C | 25.9°C | 27 | 7.4 | 11.612 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Conakry in MayGuinea · 127 kmHigh 29.5°C · Low 25.5°C · 88 mm rain
- Makeni in MaySierra Leone · 138 kmHigh 31.3°C · Low 24.1°C · 179 mm rain
- Manéah in MayGuinea · 140 kmHigh 31.0°C · Low 24.7°C · 86 mm rain
- Dubréka in MayGuinea · 148 kmHigh 31.6°C · Low 25.0°C · 86 mm rain
- Bo in MaySierra Leone · 175 kmHigh 30.4°C · Low 23.2°C · 246 mm rain
- Kindia in MayGuinea · 179 kmHigh 32.3°C · Low 22.9°C · 100 mm rain
- Kenema in MaySierra Leone · 235 kmHigh 30.0°C · Low 23.1°C · 221 mm rain
- Mamou in MayGuinea · 245 kmHigh 30.8°C · Low 21.7°C · 165 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Freetown) is explained once on the Freetown year overview and on the Sources, method and limits page.