Normal weather for Sierra Leone in September
It's warm in September in Sierra Leone with an average temperature of 29°C. Temperatures this month range from a low of 28°C to a high of 30°C. At night, you can expect temperatures between 24°C and 25°C.
In September, there is an average of 572 mm of precipitation, spread over 30 days. The wind speed is around 3 Bft, mostly coming from the Southwest.
Sierra Leone in September |
New York | ||
|---|---|---|---|
 Average Temperature |
29°C | 27°C | |
 High Temp |
30°C | 31°C | |
| Low Temp |
28°C | 21°C | |
 Total Precipitation |
572 mm | 57 mm | |
| Rainy Days |
30 days | 9 days | |
Start of September
The month of September starts in Sierra Leone with hot temps, averaging around 29°C during the day and nights around 25°C. There are plenty of days with a good chance of precipitation. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
Mid September
By mid-September, daytime temps stay steady at around 29°C, with nights around 25°C. There’s a high chance of precipitation during this time. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
End of September
By the end of September, the average daytime temperature in Sierra Leone is around 30°C, while nighttime temps are about 25°C. There’s a significant chance of many days with precipitation. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
Find affordable vacations to Sierra Leone 
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is September a good time to visit Sierra Leone?
Looking for sun? September isn’t a good month to be in Sierra Leone. The temperature is nice, but there’s too much chance of rain.
Temperature records for Sierra Leone in September
Check out the climate of Sierra Leone for all months and discover the best travel time
You can check out all destinations in Sierra Leone to get the full picture of the climate.
August
Plan your next vacation
Don’t miss the best vacation deals for Sierra Leone and see what our partners have for you.
Daily Temperature in September in Sierra Leone
This chart shows the average daily high and low temperatures in September for Sierra Leone, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in September in Sierra Leone
The chart below shows the average daily precipitation in September for Sierra Leone, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for September, you can expect about 30 days of precipitation in Sierra Leone.
Daily UV Index in September in Sierra Leone
This chart shows the average daily UV index in September in Sierra Leone, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in September in Sierra Leone Over the Years
This chart shows the average temperature in September in Sierra Leone, measured in degrees Celsius, over the past few years.
Total Precipitation in September in Sierra Leone Over the Years
This chart shows the average precipitation in September in Sierra Leone, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily Climate in September for Sierra Leone
Click on any day in September to get detailed info about the usual weather on that day in Sierra Leone. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Sierra Leone
Have you been to Sierra Leone in September?
Share your weather experience in September in Sierra Leone.
Average Weather in Sierra Leone by Month
Click on a month below to see detailed weather info for Sierra Leone. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Sierra Leone for all months at once
