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Weather in Jasper for September 2026

Your guide to Jasper weather in September - trends and predictions

    Snow Forecast ❄️

  • Snowfall in Jasper during September is quite rare, with fewer than 2 snowy days on average.

    • Temperatures

  • In general, the average temperature in Jasper at the beginning of September is 22.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 11.1 °C by the end of September.

    • Rain 🌧️

  • The climate of Jasper in September is notably wet, with an average of 14 rainy days, and a total of 93.4 mm of precipitation.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
15
Dry days
Average rainy days
14
Rainy days
Average snowy days
1
Snow days
Average temperatures
16°/4°
Temperatures
Average wind speed
10 km/h
Avg max wind
Average humidity
68 %
Avg humidity

Jasper Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
25°
2
Patchy rain possible
21°
3
Overcast
23°
4
Partly cloudy
17°
5
Sunny
23°
6
Overcast
25°
7
Sunny
24°
8
Patchy rain possible
22°
9
Moderate or heavy rain shower
18°
10
Sunny
19°
11
Overcast
19°
12
Patchy rain possible
19°
13
Cloudy
20°
14
Heavy rain at times
15°
15
Moderate rain at times
15°
16
Partly cloudy
19°
17
Overcast
21°
18
Cloudy
18°
19
Overcast
16°
20
Moderate or heavy rain shower
14°
21
Moderate rain at times
11°
22
Moderate rain at times
11°
23
Patchy rain possible
14°
24
Overcast
16°
25
Moderate or heavy rain shower
14°
26
Patchy rain possible
8°
27
Patchy rain possible
9°
28
Overcast
12°
29
Moderate or heavy snow showers
10°
30
Partly cloudy
9°

Temperatures trend during September in Jasper

See the weather trend as well as the moving average line

September weather in Jasper day by day

Click on a date for more information
August October
Date Weather Temperatures Rain Snow More
1 Sept. Sunny
Sunny
 25° /8° 0 mm 0 cm
2 Sept. Patchy rain possible
Patchy rain possible
 21° /9° 1.4 mm 0 cm
3 Sept. Overcast
Overcast
 23° /8° 0 mm 0 cm
4 Sept. Partly cloudy
Partly cloudy
 17° /7° 0 mm 0 cm
5 Sept. Sunny
Sunny
 23° /4° 0 mm 0 cm
6 Sept. Overcast
Overcast
 25° /6° 0 mm 0 cm
7 Sept. Sunny
Sunny
 24° /8° 0 mm 0 cm
8 Sept. Patchy rain possible
Patchy rain possible
 22° /7° 0.3 mm 0 cm
9 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 18° /6° 1.4 mm 0 cm
10 Sept. Sunny
Sunny
 19° /3° 0 mm 0 cm
11 Sept. Overcast
Overcast
 19° /5° 0.4 mm 0 cm
12 Sept. Patchy rain possible
Patchy rain possible
 19° /6° 0.4 mm 0 cm
13 Sept. Cloudy
Cloudy
 20° /5° 0 mm 0 cm
14 Sept. Heavy rain at times
Heavy rain at times
 15° /6° 3.3 mm 0 cm
15 Sept. Moderate rain at times
Moderate rain at times
 15° /3° 0.6 mm 0 cm
16 Sept. Partly cloudy
Partly cloudy
 19° /1° 0 mm 0 cm
17 Sept. Overcast
Overcast
 21° /4° 0 mm 0 cm
18 Sept. Cloudy
Cloudy
 18° /6° 0 mm 0 cm
19 Sept. Overcast
Overcast
 16° /1° 0 mm 0 cm
20 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 14° /2° 3 mm 0 cm
21 Sept. Moderate rain at times
Moderate rain at times
 11° /1° 0.4 mm 0 cm
22 Sept. Moderate rain at times
Moderate rain at times
 11° /2° 1.5 mm 0 cm
23 Sept. Patchy rain possible
Patchy rain possible
 14° /5° 0.3 mm 0 cm
24 Sept. Overcast
Overcast
 16° /6° 3.2 mm 0 cm
25 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 14° /5° 15.9 mm 0 cm
26 Sept. Patchy rain possible
Patchy rain possible
 8° /2° 4.1 mm 0 cm
27 Sept. Patchy rain possible
Patchy rain possible
 9° /2° 8 mm 0 cm
28 Sept. Overcast
Overcast
 12° /0° 3.2 mm 0 cm
29 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
 10° /-1° 11.4 mm 2 cm
30 Sept. Partly cloudy
Partly cloudy
 9° /-2° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Jasper in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Jasper forecast closer to your planned date for the most up-to-date weather information.
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Jasper in September - FAQ

What are the expected maximum and minimum temperatures in Jasper during September?
During September, expect a variety of temperatures with highs around 16° and lows near 4°, suitable for diverse activities and preferences.
How much rainfall should be expected in Jasper during September?
Moderate rainfall is anticipated in Jasper during September, with a total of 93.4 mm spread over approximately 14 days. Considering plans for rainy days is advisable.
Will it snow in Jasper in September 2026?
Jasper typically sees 3.9 cm of snowfall during September.
What are the typical wind conditions in Jasper during September?
The average wind speed in Jasper during September is 10 km/h, suggesting breezy to windy conditions, depending on your activities.

Jasper snow forecast September 2026

Track daily snowfall levels and discover Jasper’s snowy potential this September ❄️

September rainfall patterns in Jasper

Explore the daily rainfall trends and prepare for Jaspers September weather 💧

UV exposure in Jasper during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

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Location coordinates Where is Jasper?

Get accurate weather forecasts for Jasper, located at latitude 52.879 and longitude -118.08. Stay updated with localized weather information tailored for Jasper.

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