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Canada weather

Weather in Langley for September 2025

Your guide to Langley weather in September - trends and predictions

    Official Weather Alert ⚠️

  • Air Quality Warning - See hour by hour.

    • Temperatures

  • Until now, September 2025 in Langley is slightly cooler than the historical average by -1.6 °C.

  • Expect cooler weather in the next days in Langley with the forecast suggesting a temperature of 18.9 °C, lower than the historical average.

  • In general, the average temperature in Langley at the beginning of September is 24.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 13.9 °C by the end of September.

    • Rain 🌧️

  • The climate of Langley in September is notably wet, with an average of 11 rainy days, and a total of 143.5 mm of precipitation.

    • More

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

Average dry days
19
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
19°/11°
Temperatures
Average wind speed
8 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Langley Weather September

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

Temperatures trend during September in Langley

See the weather trend as well as the moving average line

September weather in Langley day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Partly cloudy
Partly cloudy
 25° /13° 0 mm 6
2 Sept. Partly cloudy
Partly cloudy
 26° /14° 0 mm 6
3 Sept. Light rain shower
Light rain shower
 22° /14° 0.4 mm 5
4 Sept. Fog
Fog
 24° /13° 0.2 mm 6
5 Sept. Sunny
Sunny
 28° /15° 0 mm 7
6 Sept. Partly cloudy
Partly cloudy
 26° /14° 0 mm 6
7 Sept. Partly cloudy
Partly cloudy
 23° /13° 9.3 mm 6
8 Sept. Cloudy
Cloudy
 22° /13° 0 mm 5
9 Sept. Cloudy
Cloudy
 21° /12° 0 mm 5
10 Sept. Overcast
Overcast
 20° /13° 0 mm 4
11 Sept. Light drizzle
Light drizzle
 17° /12° 0.1 mm 4
12 Sept. Mist
Mist
 18° /10° 0 mm 4
13 Sept. Fog
Fog
 18° /12° 0.8 mm 4
14 Sept. Mist
Mist
 19° /13° 0 mm 0.5
15 Sept. Mist
Mist
 20° /14° 0 mm 1.1
16 Sept. Sunny
Sunny
 30° /13° 0 mm 1.2
17 Sept. Sunny
Sunny
 22° /13° 0 mm 1
18 Sept. Sunny
Sunny
 21° /11° 0 mm 0
19 Sept. Sunny
Sunny
 23° /12° 0 mm 5
20 Sept. Sunny
Sunny
 22° /12° 0 mm 5
21 Sept. Partly cloudy
Partly cloudy
 21° /12° 0 mm 5
22 Sept. Patchy rain possible
Patchy rain possible
 19° /12° 0.5 mm 4
23 Sept. Moderate rain
Moderate rain
 13° /12° 13.9 mm 3
24 Sept. Moderate rain
Moderate rain
 16° /11° 6 mm 3
25 Sept. Patchy rain possible
Patchy rain possible
 14° /10° 4.8 mm 3
26 Sept. Moderate rain
Moderate rain
 11° /7° 9.3 mm 2
27 Sept. Patchy rain possible
Patchy rain possible
 13° /7° 0.1 mm 2
28 Sept. Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 13° /8° 10.8 mm 4
29 Sept. Partly cloudy
Partly cloudy
 14° /6° 0 mm 4
30 Sept. Cloudy
Cloudy
 16° /4° 0 mm 5
Next
Important Notice
Our weather forecast for Langley 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 Langley forecast closer to your planned date for the most up-to-date weather information.
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Langley in September - FAQ

What are the expected maximum and minimum temperatures in Langley during September?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Langley during September?
Significant rainfall exceeding 143.5 mm is expected in Langley during September, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Langley during September?
The average wind speed in Langley during September is 8 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Langley

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

UV exposure in Langley during September

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

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Get accurate weather forecasts for Langley, located at latitude 49.101 and longitude -122.659. Stay updated with localized weather information tailored for Langley.

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