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Weather in Chilliwack for October 2026

Your guide to Chilliwack weather in October - trends and predictions

    Temperatures

  • So far, October 2026 in Chilliwack shows a warmer trend than usual by 2.3 °C.

  • Expect cooler weather in the next days in Chilliwack with the forecast suggesting a temperature of 9 °C, lower than the historical average.

  • In general, the average temperature in Chilliwack at the beginning of October is 17.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 10.2 °C by the end of October.

    • Rain 🌧️

  • The climate of Chilliwack in October is notably wet, with an average of 12 rainy days, and a total of 337.7 mm of precipitation.

    • More

  • Is October a good time to visit Chilliwack? check out the best time to travel to Chilliwack page.

  • ✨ Is October a good time to visit Chilliwack? – Ask the AI Weatherman

Average dry days
19
Dry days
Average rainy days
12
Rainy days
Average snowy days
0
Snow days
Average temperatures
14°/7°
Temperatures
Average wind speed
8 km/h
Avg max wind
Average humidity
76 %
Avg humidity

Chilliwack Weather October

Move between months or click on a day
September
November
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
17°
2
Light rain
14°
3
Overcast
17°
4
Moderate rain
17°
5
Sunny
19°
6
Sunny
22°
7
Light rain
20°
8
Light rain
17°
9
Moderate rain
14°
10
Light rain
15°
11
Moderate or heavy rain with thunder
14°
12
Light rain
15°
13
Overcast
15°
14
Light rain
16°
15
Moderate rain
17°
16
Moderate rain
15°
17
Light rain
11°
18
Moderate rain
11°
19
Heavy rain
14°
20
Moderate rain
15°
21
Overcast
14°
22
Overcast
15°
23
Light rain shower
11°
24
Moderate rain
8°
25
Heavy rain at times
11°
26
Moderate rain
9°
27
Moderate rain
9°
28
Heavy rain
9°
29
Overcast
9°
30
Overcast
8°
31
Thundery outbreaks possible
10°

Temperatures trend during October in Chilliwack

See the weather trend as well as the moving average line

October weather in Chilliwack day by day

Click on a date for more information
September November
Date Weather Temperatures Rain UV More
1 Oct. Overcast
Overcast
 17° /10° 0.9 mm 3.6
2 Oct. Light rain
Light rain
 14° /9° 1.9 mm 3
3 Oct. Overcast
Overcast
 17° /8° 0.1 mm 3
4 Oct. Moderate rain
Moderate rain
 17° /9° 11.5 mm 3
5 Oct. Sunny
Sunny
 19° /9° 0 mm 3.3
6 Oct. Sunny
Sunny
 22° /10° 0 mm 3.2
7 Oct. Light rain
Light rain
 20° /8° 6.9 mm 3.1
8 Oct. Light rain
Light rain
 17° /9° 8.2 mm 3
9 Oct. Moderate rain
Moderate rain
 14° /7° 14 mm 3
10 Oct. Light rain
Light rain
 15° /7° 2.6 mm 2.9
11 Oct. Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 14° /6° 6.3 mm 2.8
12 Oct. Light rain
Light rain
 15° /4° 3.7 mm 2.8
13 Oct. Overcast
Overcast
 15° /5° 0 mm 2.7
14 Oct. Light rain
Light rain
 16° /8° 5.3 mm 2.6
15 Oct. Moderate rain
Moderate rain
 17° /8° 11.8 mm 2.6
16 Oct. Moderate rain
Moderate rain
 15° /6° 14.9 mm 2.5
17 Oct. Light rain
Light rain
 11° /6° 3.8 mm 2
18 Oct. Moderate rain
Moderate rain
 11° /6° 20.9 mm 2
19 Oct. Heavy rain
Heavy rain
 14° /8° 88.6 mm 2
20 Oct. Moderate rain
Moderate rain
 15° /8° 15.5 mm 2.2
21 Oct. Overcast
Overcast
 14° /8° 0 mm 2.2
22 Oct. Overcast
Overcast
 15° /8° 0.7 mm 2.1
23 Oct. Light rain shower
Light rain shower
 11° /5° 1.3 mm 2
24 Oct. Moderate rain
Moderate rain
 8° /5° 18.8 mm 2
25 Oct. Heavy rain at times
Heavy rain at times
 11° /3° 7.4 mm 2
26 Oct. Moderate rain
Moderate rain
 9° /5° 21.7 mm 1.9
27 Oct. Moderate rain
Moderate rain
 9° /5° 11.8 mm 1.9
28 Oct. Heavy rain
Heavy rain
 9° /-1° 30.1 mm 0.9
29 Oct. Overcast
Overcast
 9° /-2° 0.4 mm 1.2
30 Oct. Overcast
Overcast
 8° /-3° 0.7 mm 0.8
31 Oct. Thundery outbreaks possible
Thundery outbreaks possible
 10° /-1° 0.7 mm 1.1
Next
Important Notice
Our weather forecast for Chilliwack in October 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 Chilliwack forecast closer to your planned date for the most up-to-date weather information.
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Chilliwack in October - FAQ

What are the expected maximum and minimum temperatures in Chilliwack during October?
During October, expect a variety of temperatures with highs around 14° and lows near 7°, suitable for diverse activities and preferences.

How much rainfall should be expected in Chilliwack during October?
Significant rainfall exceeding 337.7 mm is expected in Chilliwack during October, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Chilliwack during October?
The average wind speed in Chilliwack during October is 8 km/h, suggesting breezy to windy conditions, depending on your activities.

October rainfall patterns in Chilliwack

Explore the daily rainfall trends and prepare for Chilliwacks October weather 💧
Typically, Chilliwack has 12 rainy days in October with a total of 337.7 mm of rainfall.

UV exposure in Chilliwack during October

Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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Location coordinates Where is Chilliwack?

Get accurate weather forecasts for Chilliwack, located at latitude 49.166 and longitude -121.953. Stay updated with localized weather information tailored for Chilliwack.

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