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Canada weather

Weather in Tsawwassen for September 2025

Your guide to Tsawwassen weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Tsawwassen has been nearly identical to the historical average, with a temperature of 17.6 °C (showing only a slight deviation of -0.3 °C).

  • Expect cooler weather in the next days in Tsawwassen with the forecast suggesting a temperature of 15.5 °C, lower than the historical average.

  • In general, the average temperature in Tsawwassen at the beginning of September is 19 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14.7 °C by the end of September.

    • Rain 🌧️

  • Tsawwassen experiences moderate rainfall in September, with an average of 9 rainy days and a total precipitation of 64.5 mm.

    • More

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

Average dry days
21
Dry days
Average rainy days
9
Rainy days
Average snowy days
0
Snow days
Average temperatures
16°/12°
Temperatures
Average wind speed
14 km/h
Avg max wind
Average humidity
82 %
Avg humidity

Tsawwassen Weather September

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

Temperatures trend during September in Tsawwassen

See the weather trend as well as the moving average line

September weather in Tsawwassen day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Sunny
Sunny
 20° /14° 0 mm 5
2 Sept. Partly cloudy
Partly cloudy
 20° /15° 0 mm 5
3 Sept. Light rain shower
Light rain shower
 18° /14° 0.3 mm 4
4 Sept. Overcast
Overcast
 18° /13° 0 mm 4
5 Sept. Overcast
Overcast
 20° /14° 0 mm 5
6 Sept. Cloudy
Cloudy
 19° /14° 0 mm 5
7 Sept. Mist
Mist
 18° /14° 9.2 mm 5
8 Sept. Fog
Fog
 18° /13° 0 mm 4
9 Sept. Fog
Fog
 18° /13° 0 mm 4
10 Sept. Mist
Mist
 18° /13° 0 mm 4
11 Sept. Patchy rain possible
Patchy rain possible
 16° /13° 0.7 mm 4
12 Sept. Mist
Mist
 15° /12° 0 mm 4
13 Sept. Fog
Fog
 16° /13° 0.2 mm 4
14 Sept. Fog
Fog
 18° /13° 1.7 mm 4
15 Sept. Mist
Mist
 17° /11° 0.1 mm 4
16 Sept. Sunny
Sunny
 19° /12° 0 mm 5
17 Sept. Sunny
Sunny
 17° /15° 0 mm 1.1
18 Sept. Overcast
Overcast
 18° /13° 0 mm 1
19 Sept. Partly cloudy
Partly cloudy
 17° /12° 0 mm 1
20 Sept. Moderate rain
Moderate rain
 15° /11° 11 mm 0.7
21 Sept. Patchy rain possible
Patchy rain possible
 16° /14° 3.1 mm 1
22 Sept. Sunny
Sunny
 16° /12° 0 mm 0
23 Sept. Partly cloudy
Partly cloudy
 15° /13° 0 mm 4
24 Sept. Patchy rain possible
Patchy rain possible
 14° /12° 2 mm 3
25 Sept. Patchy rain possible
Patchy rain possible
 15° /11° 0.4 mm 3
26 Sept. Partly cloudy
Partly cloudy
 16° /13° 0.1 mm 4
27 Sept. Partly cloudy
Partly cloudy
 15° /13° 0 mm 4
28 Sept. Partly cloudy
Partly cloudy
 15° /12° 0.1 mm 4
29 Sept. Patchy rain possible
Patchy rain possible
 15° /13° 1.2 mm 3
30 Sept. Patchy rain possible
Patchy rain possible
 13° /11° 0.1 mm 3
Next
Important Notice
Our weather forecast for Tsawwassen 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 Tsawwassen forecast closer to your planned date for the most up-to-date weather information.
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Tsawwassen in September - FAQ

What are the expected maximum and minimum temperatures in Tsawwassen during September?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Tsawwassen during September?
Moderate rainfall is anticipated in Tsawwassen during September, with a total of 64.5 mm spread over approximately 9 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Tsawwassen during September?
The average wind speed in Tsawwassen during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Tsawwassen

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

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Location coordinates Where is Tsawwassen?

Get accurate weather forecasts for Tsawwassen, located at latitude 49.017 and longitude -123.083. Stay updated with localized weather information tailored for Tsawwassen.

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