Weather in Freetown in September 2025
- September is usually the wettest month of the year in Freetown;
Average weather
Average temperature in Freetown in September
Going from a maximum of +28°C during the day to a minimum of +24°C during the night, the temperature in September averages around +27°C.
The average maximum temperature goes up 50% by the end of the month, compared with the beginning of the month, from +26°C to +28°C.
Is Freetown warm or cold in September?
Freetown is typically warm in September.
Maximum temperatures go up compared to the previous month from +25°C to +26°C. The minimum temperature also goes up from +23°C to +24°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
September is one of the coolest months in Freetown, here is the comparison with other months:
Climate in Freetown in September
| August | September | October | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +25°C | +26°C | +27°C | ||||
| Min. temperature | ||||||
| +22°C | +22°C | +22°C | ||||
| Max. temperature | ||||||
| +28°C | +29°C | +29°C | ||||
| Rainfall | ||||||
| 759 mm | 480 mm | 229 mm | ||||
| Wind | ||||||
| 4 m/s | 3 m/s | 2 m/s | ||||
| Humidity | ||||||
| 86% | 86% | 85% | ||||
| Air pressure | ||||||
| 1012 HPa | 1012 HPa | 1011 HPa | ||||
| Sunny days | ||||||
| 0 | 0 | 0 | ||||
| Cloudy days | ||||||
| 0 | 0 | 0 | ||||
| Rainy days | ||||||
| 30 | 28 | 26 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
September weather is still as ok as in August. It’s getting warmer as September arrives. The average maximum temperature goes up from +25°C to +26°C during the day. As September arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 759 mm to 480 mm. Humidity levels don’t change as the month goes on, averaging around 86%. Winds are calmer in comparison to August, going down from 4 m/s to 3 m/s on average. The amount of sunny days stay about the same, averaging 0 sunny days during the month.
October brings much the same weather, it remains ok.
Wind
The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Freetown is gradually decreasing during September, going from 4 m/s to 3 m/s over the course of the month.
Rain
How was the weather last September in Freetown?
Climate Change over Years
The climate in Freetown in September has not changed much over the last 43 years.
The average temperature was the lowest in 1992 (+26°C) and the highest in 2019 (+28°C). The driest year was 1997 with only 2104 mm of rainfall, and the wettest year was 2016 with 4054 mm.
FAQ
Is September a good time to visit Freetown?
Can you sunbathe in Freetown in September?
Is Freetown rainy in September?
Is it sunny in Freetown in September?
Monthly weather in Freetown
Source of the data
For this page, we’ve looked at the typical weather in Freetown, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.