Climate Insights for Freetown
Western Area Urban, Western Area, Sierra Leone
Climate Overview
The climate in Freetown is hot. The average annual temperature is 27°C and approximately 3,436 mm of precipitation falls per year. July is the wettest month, receiving around 936 mm of rainfall. Freetown sits near the equator, so seasonal temperature differences are minimal throughout the year.The climate in Freetown is hot. The average annual temperature is 80°F and approximately 135.3 in of precipitation falls per year. July is the wettest month, receiving around 36.9 in of rainfall. Freetown sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Freetown has relatively stable temperatures year-round, staying within a 3°C range. The warmest month is December, when average highs reach 28°C and the mean temperature sits around 27°C. August is the coolest month, with minimum temperatures around 25°C and an average of 25°C. Daily temperature variation is modest, with an average difference of 1°C between highs and lows.Freetown has relatively stable temperatures year-round, staying within a 5°F range. The warmest month is December, when average highs reach 82°F and the mean temperature sits around 81°F. August is the coolest month, with minimum temperatures around 77°F and an average of 78°F. Daily temperature variation is modest, with an average difference of 2°F between highs and lows.
Precipitation
Freetown is a very wet location, receiving approximately 3,436 mm of precipitation annually, which averages out to around 286 mm per month. The wettest month is July, averaging 936 mm of rainfall. August and September also tend to see above-average precipitation. The driest month is February, with just 4 mm. That's 932 mm less than July, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.Freetown is a very wet location, receiving approximately 135.3 in of precipitation annually, which averages out to around 11.3 in per month. The wettest month is July, averaging 36.9 in of rainfall. August and September also tend to see above-average precipitation. The driest month is February, with just 0.2 in. That's 36.7 in less than July, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.
Wind
Freetown is mildly breezy, with an average annual wind speed of 14km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 20km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 11km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to pick up during the summer months. The seasonal averages are 13km/h in winter, 15km/h in spring, 17km/h in summer, 12km/h in autumn.Freetown is moderately windy, with an average annual wind speed of 9mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is August, averaging 12mph, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in November, with average winds dropping to 6mph, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 6mph difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to pick up during the summer months. The seasonal averages are 8mph in winter, 9mph in spring, 11mph in summer, 7mph in autumn.
Monthly Climate Data
The table below shows monthly climate averages for Freetown based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.The table below shows monthly climate averages for Freetown based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.