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Weather in Tsawwassen for September 2026

Your guide to Tsawwassen weather in September - trends and predictions

    Temperatures

  • So far, September 2026 in Tsawwassen is slightly warmer than the historical average by 1.7 °C.

  • Expect cooler weather in the next days in Tsawwassen with the forecast suggesting a temperature of 15.4 °C, lower than the historical average.

  • In general, the average temperature in Tsawwassen at the beginning of September is 19.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14.7 °C by the end of September.

    • Rain 🌧️

  • The climate of Tsawwassen in September is notably wet, with an average of 12 rainy days, and a total of 91.7 mm of precipitation.

    • More

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

Average dry days
18
Dry days
Average rainy days
12
Rainy days
Average snowy days
0
Snow days
Average temperatures
17°/12°
Temperatures
Average wind speed
14 km/h
Avg max wind
Average humidity
84 %
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
19°
4
Overcast
18°
5
Sunny
21°
6
Sunny
20°
7
Mist
19°
8
Sunny
19°
9
Fog
19°
10
Mist
19°
11
Patchy rain possible
16°
12
Overcast
17°
13
Sunny
15°
14
Overcast
15°
15
Sunny
15°
16
Sunny
15°
17
Sunny
16°
18
Sunny
16°
19
Overcast
16°
20
Sunny
14°
21
Overcast
15°
22
Sunny
16°
23
Sunny
15°
24
Sunny
15°
25
Sunny
15°
26
Light rain shower
14°
27
Light rain
15°
28
Light rain shower
15°
29
Fog
14°
30
Fog
15°

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° /13° 0 mm 5
2 Sept. Partly cloudy
Partly cloudy
 20° /15° 0.7 mm 4
3 Sept. Light rain shower
Light rain shower
 19° /13° 0.6 mm 4
4 Sept. Overcast
Overcast
 18° /12° 0 mm 4
5 Sept. Sunny
Sunny
 21° /13° 0 mm 5
6 Sept. Sunny
Sunny
 20° /13° 0 mm 5
7 Sept. Mist
Mist
 19° /13° 6.9 mm 5
8 Sept. Sunny
Sunny
 19° /12° 0 mm 5
9 Sept. Fog
Fog
 19° /13° 0 mm 4
10 Sept. Mist
Mist
 19° /13° 0 mm 5
11 Sept. Patchy rain possible
Patchy rain possible
 16° /12° 0.5 mm 3
12 Sept. Overcast
Overcast
 17° /14° 0 mm 3.9
13 Sept. Sunny
Sunny
 15° /13° 0 mm 4.5
14 Sept. Overcast
Overcast
 15° /13° 0.3 mm 4.4
15 Sept. Sunny
Sunny
 15° /12° 0 mm 4
16 Sept. Sunny
Sunny
 15° /12° 0 mm 4
17 Sept. Sunny
Sunny
 16° /13° 0 mm 5
18 Sept. Sunny
Sunny
 16° /14° 0 mm 5
19 Sept. Overcast
Overcast
 16° /13° 0 mm 5
20 Sept. Sunny
Sunny
 14° /13° 0 mm 4
21 Sept. Overcast
Overcast
 15° /13° 0 mm 4
22 Sept. Sunny
Sunny
 16° /13° 0 mm 5
23 Sept. Sunny
Sunny
 15° /14° 0 mm 4
24 Sept. Sunny
Sunny
 15° /13° 0 mm 4
25 Sept. Sunny
Sunny
 15° /11° 0 mm 5
26 Sept. Light rain shower
Light rain shower
 14° /10° 11.6 mm 3
27 Sept. Light rain
Light rain
 15° /11° 6.9 mm 4
28 Sept. Light rain shower
Light rain shower
 15° /10° 3.3 mm 3
29 Sept. Fog
Fog
 14° /10° 14.5 mm 4
30 Sept. Fog
Fog
 15° /9° 3.5 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 17° 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 91.7 mm spread over approximately 12 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 💧
Typically, Tsawwassen has 12 rainy days in September with a total of 91.7 mm of rainfall.

UV exposure in Tsawwassen during September

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

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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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