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Cariboo Regional District (Williams Lake)
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Canada weather

Weather in Cariboo Regional District for September 2026

Your guide to Cariboo Regional District weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Cariboo Regional District at the beginning of September is 28.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 12.9 °C by the end of September.

    • Rain 🌧️

  • With an average of 3 rainy days, Cariboo Regional District experiences minimal rainfall in September.

    • More

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Average dry days
27
Dry days
Average rainy days
3
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/12°
Temperatures
Average wind speed
11 km/h
Avg max wind
Average humidity
55 %
Avg humidity

Cariboo Regional District Weather September

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

Temperatures trend during September in Cariboo Regional District

See the weather trend as well as the moving average line

September weather in Cariboo Regional District day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Partly cloudy
Partly cloudy
 30° /17° 0 mm 5
2 Sept. Sunny
Sunny
 30° /18° 0 mm 5
3 Sept. Sunny
Sunny
 30° /18° 0 mm 5
4 Sept. Sunny
Sunny
 27° /18° 0 mm 5
5 Sept. Sunny
Sunny
 26° /16° 0 mm 5
6 Sept. Sunny
Sunny
 29° /17° 0 mm 5
7 Sept. Overcast
Overcast
 26° /18° 0 mm 4
8 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /14° 70.1 mm 2
9 Sept. Mist
Mist
 18° /13° 18.9 mm 3
10 Sept. Sunny
Sunny
 23° /13° 0 mm 4
11 Sept. Cloudy
Cloudy
 24° /14° 0 mm 4
12 Sept. Cloudy
Cloudy
 22° /15° 0 mm 4
13 Sept. Overcast
Overcast
 25° /15° 0 mm 4
14 Sept. Light rain
Light rain
 17° /10° 1.5 mm 3
15 Sept. Fog
Fog
 17° /5° 0 mm 3
16 Sept. Partly cloudy
Partly cloudy
 24° /12° 0 mm 4
17 Sept. Partly cloudy
Partly cloudy
 25° /16° 0 mm 3
18 Sept. Sunny
Sunny
 17° /10° 0 mm 3
19 Sept. Overcast
Overcast
 20° /8° 0 mm 3
20 Sept. Overcast
Overcast
 19° /13° 0 mm 2
21 Sept. Sunny
Sunny
 16° /11° 0 mm 3
22 Sept. Partly cloudy
Partly cloudy
 19° /8° 0 mm 3
23 Sept. Overcast
Overcast
 13° /10° 0 mm 1
24 Sept. Overcast
Overcast
 14° /7° 0 mm 2
25 Sept. Overcast
Overcast
 14° /9° 0 mm 2
26 Sept. Overcast
Overcast
 12° /7° 0 mm 1
27 Sept. Overcast
Overcast
 10° /7° 0 mm 0
28 Sept. Overcast
Overcast
 11° /6° 0 mm 0
29 Sept. Overcast
Overcast
 15° /11° 0 mm 1
30 Sept. Partly cloudy
Partly cloudy
 14° /7° 0 mm 2
Next
Important Notice
Our weather forecast for Cariboo Regional District 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 Cariboo Regional District forecast closer to your planned date for the most up-to-date weather information.
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Cariboo Regional District in September - FAQ

What are the expected maximum and minimum temperatures in Cariboo Regional District during September?

Enjoy moderate daytime temperatures of up to 20° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Cariboo Regional District during September?

Moderate rainfall is anticipated in Cariboo Regional District during September, with a total of 90.5 mm spread over approximately 3 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Cariboo Regional District during September?

The average wind speed in Cariboo Regional District during September is 11 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Cariboo Regional District

Explore the daily rainfall trends and prepare for Cariboo Regional Districts September weather 💧
Typically, Cariboo Regional District has 3 rainy days in September with a total of 90.5 mm of rainfall.

UV exposure in Cariboo Regional District during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Top locations in Cariboo Regional District
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Williams Lake
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Location coordinates Where is Cariboo Regional District?

Get accurate weather forecasts for Cariboo Regional District, located at latitude 52.142 and longitude -122.145. Stay updated with localized weather information tailored for Cariboo Regional District.

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