Temperatures in September
It's hot in September in Keystone Heights with an average temperature of 31°C. Temperatures this month range from a low of 29°C to a high of 32°C. At night, you can expect temperatures between 20°C and 24°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Keystone Heights 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 Keystone Heights with hot temperatures, averaging around 32°C during the day and nights close to 23°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-September
By mid-September, the average daytime temperature stays the same at 32°C, with nights close to 23°C. There might be a few showers during this period, but plenty of dry days with sunshine too. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of September
By the end of September, the average daytime temperature in Keystone Heights will be around 31°C, with nights close to 21°C. Barely any chance of precipitation. The weather will mostly be dry with lots of sunshine.
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Precipitation in September
In September, there is an average of 84 mm of precipitation, spread over 9 days. The wind speed is around 3 Bft, mostly coming from the Southeast.
The average precipitation chance is 32% per day this month.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in September for Keystone Heights. 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.
Keystone Heights in September |
London | ||
|---|---|---|---|
 Average Temperature |
31°C | 20°C | |
 High Temp |
32°C | 22°C | |
| Low Temp |
29°C | 17°C | |
 Total Precipitation |
84 mm | 44 mm | |
| Rainy Days |
9 days | 8 days | |
August
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 Keystone Heights?
September is a great month to be in Keystone Heights for sunny weather. You’ll get high temperatures and not too much rain this month.
The hurricane season in Keystone Heights runs from June to November.
Temperature records for Keystone Heights in September
With 36°C, Keystone Heights hit the highest temperature in the last 10 years in September 2020. The lowest daytime temperature in this month was 19°C in 2022. The extreme night temperatures ranged from a low of 14°C to a high of 27°C.
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Daily Temperature in September in Keystone Heights
This chart shows the average daily temperatures, both day and night, for each day in September in Keystone Heights, 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 Keystone Heights
The chart below shows the average daily precipitation in September for Keystone Heights, 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 9 days of rain in Keystone Heights.
Daily UV Index in September in Keystone Heights
This chart shows the average daily UV index in September in Keystone Heights, 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 Keystone Heights Over the Years
This chart shows the average temperature in September in Keystone Heights, measured in degrees Celsius, over the past years.
Total Precipitation in September in Keystone Heights Over the Years
This chart shows the average precipitation in September in Keystone Heights, 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 Keystone Heights
Click on a specific day in September for detailed info on the typical weather on that day in Keystone Heights. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Keystone Heights
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Average Weather in Keystone Heights by Month
Click on a month below to see detailed weather info for Keystone Heights. 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 Keystone Heights for all months at once
