Temperatures in September
It's warm in September in Jasper with an average temperature of 25°C. Temperatures this month range from a low of 20°C to a high of 29°C. At night, you can expect temperatures between 9°C and 13°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 29°C during the day and nights close to 12°C. There’s little chance of precipitation. The weather is mostly sunny and dry.
Mid-September
By mid-September, the average daytime temperature drops to around 25°C, with nights close to 11°C. During this part of the month, you can expect regular precipitation, but there’ll also be some sunny days.
End of September
By the end of September, the average daytime temperature in Jasper will be around 24°C, with nights close to 10°C. A shower might show up, but overall the weather will be dry and sunny.
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Precipitation in September
In September, there is an average of 96 mm of precipitation, spread over 5 days. The wind speed is around 4 Bft, mostly coming from the South.
The precipitation chance averages 17% 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 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 |
25°C | 20°C | |
 High Temp |
29°C | 22°C | |
| Low Temp |
20°C | 17°C | |
 Total Precipitation |
96 mm | 44 mm | |
| Rainy Days |
5 days | 8 days | |
August
UV index
The UV index is a maximum of 7 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?
Want nice weather? Then September is a great time to be in Jasper. You’ll have pleasant temperatures and not too much rain this month.
Temperature records for Jasper in September
With 36°C, Jasper hit the highest temperature in the last 10 years in September 2014. The lowest daytime temperature in this month was 14°C in 2017. The extreme night temperatures ranged from a low of 3°C to a high of 19°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 5 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
Have you been to Jasper in September?
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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.
