Temperatures in September
It's warm in September in Whitehall with an average temperature of 26°C. Temperatures this month range from a low of 21°C to a high of 29°C. At night, you can expect temperatures between 12°C and 19°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Whitehall in September. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of September
The month of September starts in Whitehall with hot temperatures, averaging around 28°C during the day and nights close to 18°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month.
Since temperatures can differ between day and night, it’s a good idea to dress in layers.
Mid-September
By mid-September, the average daytime temperature drops to around 26°C, with nights close to 16°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
Temperatures vary between day and night, so it’s smart to wear layers.
End of September
By the end of September, the average daytime temperature in Whitehall will be around 26°C, with nights close to 15°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
As it gets cooler in the evening, it’s best to wear layers.
Discover cheap trips to Whitehall 
Precipitation in September
In September, there is an average of 120 mm of precipitation, spread over 6 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
The average precipitation chance is 21% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in September for Whitehall. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Whitehall in September |
London | ||
|---|---|---|---|
 Average Temperature |
26°C | 20°C | |
 High Temp |
29°C | 22°C | |
| Low Temp |
21°C | 17°C | |
 Total Precipitation |
120 mm | 44 mm | |
| Rainy Days |
6 days | 8 days | |
August
UV index
The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is September a good time to visit Whitehall?
After some sun? Then September isn’t the best time to be in Whitehall. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for Whitehall in September
With 34°C, Whitehall hit the highest temperature in the last 10 years in September 2018. The lowest daytime temperature in this month was 16°C in 2022. The extreme night temperatures ranged from a low of 6°C to a high of 24°C.
Check out the climate of Whitehall for all months and discover the best travel time
Plan your next holiday
Don’t miss the best holiday deals for Whitehall and see what our partners have for you.
Daily Temperature in September in Whitehall
This chart shows the average daily temperatures, both day and night, for each day in September in Whitehall, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in September in Whitehall
The chart below shows the average daily precipitation in September for Whitehall, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown 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 rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for September, you can expect around 6 days of rain in Whitehall.
Daily UV Index in September in Whitehall
This chart shows the average daily UV index in September in Whitehall, 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 Whitehall Over the Years
This chart shows the average temperature in September in Whitehall, measured in degrees Celsius, over the past years.
Total Precipitation in September in Whitehall Over the Years
This chart shows the average precipitation in September in Whitehall, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in September for Whitehall
Click on a specific day in September for detailed info on the typical weather on that day in Whitehall. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Whitehall
Have you been to Whitehall in September?
Share your weather experience in September in Whitehall.
Average Weather in Whitehall by Month
Click on a month below to see detailed weather info for Whitehall. 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 Whitehall for all months at once
