Temperatures in September
It's hot in September in Jasper with an average temperature of 31°C. Temperatures this month range from a low of 29°C to a high of 33°C. At night, you can expect temperatures between 19°C and 24°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Jasper 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 Jasper 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 22°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
End of September
By the end of September, the average daytime temperature in Jasper will be around 31°C, with nights close to 20°C. A shower might show up, but overall the weather will be dry and sunny.
As it gets cooler in the evening, it’s best to wear layers.
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Precipitation in September
In September, there is an average of 88 mm of precipitation, spread over 11 days. The wind speed is around 3 Bft, mostly coming from the Southeast.
The average precipitation chance is 36% per day this month. The weather’s variable. Some days have higher and others lower precipitation chances, which lowers the average.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in September for Jasper. 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.
Jasper in September |
London | ||
|---|---|---|---|
 Average Temperature |
31°C | 20°C | |
 High Temp |
33°C | 22°C | |
| Low Temp |
29°C | 17°C | |
 Total Precipitation |
88 mm | 44 mm | |
| Rainy Days |
11 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 Jasper?
September is a great month to be in Jasper for sunny weather. You’ll get high temperatures and not too much rain this month.
The hurricane season in Jasper runs from June to November.
Temperature records for Jasper in September
With 36°C, Jasper hit the highest temperature in the last 10 years in September 2019. The lowest daytime temperature in this month was 21°C in 2017. The extreme night temperatures ranged from a low of 12°C to a high of 25°C.
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Daily Temperature in September in Jasper
This chart shows the average daily temperatures, both day and night, for each day in September in Jasper, 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 Jasper
The chart below shows the average daily precipitation in September for Jasper, 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 11 days of rain in Jasper.
Daily UV Index in September in Jasper
This chart shows the average daily UV index in September in Jasper, 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 Jasper Over the Years
This chart shows the average temperature in September in Jasper, measured in degrees Celsius, over the past years.
Total Precipitation in September in Jasper Over the Years
This chart shows the average precipitation in September in Jasper, 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 Jasper
Click on a specific day in September for detailed info on the typical weather on that day in Jasper. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Jasper
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Average Weather in Jasper by Month
Click on a month below to see detailed weather info for Jasper. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
