Wynyard Weather in September
What's the weather like in Wynyard (Saskatchewan) in September 2025?
The climate in Wynyard during September can be summarized as mild and reasonably dry.
September is in the fall / autumn in Wynyard and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 17°C (62°F), whilst at night 5°C (41°F) is normal.
| Daytime temperature | 16.8°C 62.2°F |
|---|---|
| Nightly temperature | 4.9°C 40.7°F |
| Average temperature | 10.8°C 51.4°F |
| Daily sunshine | 6.8 hrs |
| Avg rainfall | 41 mm 1.6 ins |
| Rainy days | 9 days |
| Sea temperature | 11.7°C 53.1°F |
| Humidity | 69% |
| Windspeed | 15.8kph 10 mph |
On average September is the 5th wettest month of the year in Wynyard with around 41mm 1.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.8 hours of sunshine per day.
September temperatures in Wynyard
September rainfall
September hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Wynyard in September 2025.
Other monthly averages
Best places to visit in September
Wynyard weather stats
| Hottest month: | July | 23.9°C 75°F |
|---|---|---|
| Driest month: | February | 13mm 0.5ins |
| Sunniest month: | July | 11.1hrs |
| Coldest month: | January | -12.7°C 9.1°F |
| Wettest month: | July | 68mm 2.7ins |
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