Normal weather for Jasper 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.
In September, there is an average of 96 mm of precipitation, spread over 10 days. The wind speed is around 4 Bft, mostly coming from the South.
Jasper in September |
New York | ||
|---|---|---|---|
 Average Temperature |
25°C | 27°C | |
 High Temp |
29°C | 31°C | |
| Low Temp |
20°C | 21°C | |
 Total Precipitation |
96 mm | 57 mm | |
| Rainy Days |
10 days | 9 days | |
Start of September
The month of September starts in Jasper with hot temps, averaging around 29°C during the day and nights around 12°C. There’s little chance of precipitation. The weather’s mostly sunny and dry.
With the temperature difference between day and night, it’s smart to wear layers. For the daytime, light clothing like shorts or a dress, and a hat and sunglasses are perfect. In the evening and morning, choose a light jacket, sweater or hoodie, and long pants.
Mid September
By mid-September, daytime temps drop to around 25°C, with nights around 11°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
Since it cools down at night, it’s a good idea to wear layers. A T-shirt, light pants or skirt, and a light jacket are great for the day. In the evening and morning, choose a light jacket, sweater or hoodie, and long pants.
End of September
By the end of September, the average daytime temperature in Jasper is around 24°C, while nighttime temps are about 10°C. A shower might pop up, but overall, the weather will be dry and sunny.
Because temperatures drop in the evening, wearing layers is recommended. A T-shirt, light pants or skirt, and a light jacket are great for the day. In the evening and morning, choose a light jacket, sweater or hoodie, and long pants.
Find affordable trips to Jasper 
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?
Looking for great weather? September is a good time to be in Jasper. The temperatures are nice, and there’s not too much rain.
Temperature records for Jasper in September
Check out the climate of Jasper for all months and discover the best travel time
August
Plan your next vacation
Don’t miss the best vacation deals for Jasper and see what our partners have for you.
Daily Temperature in September in Jasper
This chart shows the average daily high and low temperatures in September for Jasper, 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 Jasper
The chart below shows the average daily precipitation in September for Jasper, 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 10 days of precipitation 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 few years.
Total Precipitation in September in Jasper Over the Years
This chart shows the average precipitation in September in Jasper, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily Climate in September for Jasper
Click on any day in September to get detailed info about the usual 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?
Share your weather experience in September in Jasper.
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.
