West Coast (Franz Josef)
September
Weather in West Coast for September 2025
Your guide to West Coast weather in September - trends and predictions
Expect heavy snowfall in West Coast during September, with an average of 20 snowy days.
According to West Coast snow forecast for September 2025, no snow is expected at the beginning of the month.The forecast for the first days of September 2025 in West Coast predicts temperatures to be around 7 °C, close to the historical average.
In general, the average temperature in West Coast at the beginning of September is 6.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of -0.4 °C by the end of September.
Snow Forecast ❄️
Temperatures
7
Dry days
3
Rainy days
20
Snow days
-1°/-7°
Temperatures
15 km/h
Avg max wind
92 %
Avg humidity
West Coast Weather September
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What’s the Weather Like in West Coast This September?
Discover the average temperatures and weather trends across West Coast’s cities this September.
Temperatures trend during September in West Coast
See the weather trend as well as the moving average line
September weather in West Coast day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Sept. |  Moderate rain | 4° /1° | 18 mm | 0 cm | |
| 2 Sept. | Moderate rain | 5° /-6° | 6.5 mm | 0 cm | |
| 3 Sept. |  Patchy rain possible | 7° /-3° | 0.1 mm | 0 cm | |
| 4 Sept. | Patchy rain possible | 8° /-2° | 1.6 mm | 0 cm | |
| 5 Sept. | Moderate rain | 8° /1° | 8.7 mm | 0 cm | |
| 6 Sept. | Moderate rain | 11° /-2° | 9.7 mm | 0 cm | |
| 7 Sept. |  Moderate or heavy snow showers | 4° /-7° | 57.3 mm | 11 cm | |
| 8 Sept. |  Moderate snow | -1° /-8° | 20.7 mm | 14.5 cm | |
| 9 Sept. | Moderate or heavy snow showers | 0° /-2° | 69.3 mm | 49.5 cm | |
| 10 Sept. | Moderate or heavy snow showers | -2° /-9° | 34.6 mm | 24.1 cm | |
| 11 Sept. |  Overcast | -2° /-10° | 0.3 mm | 0 cm | |
| 12 Sept. | Moderate or heavy snow showers | 0° /-4° | 33.7 mm | 23.7 cm | |
| 13 Sept. | Moderate or heavy snow showers | 0° /-6° | 104.4 mm | 75.3 cm | |
| 14 Sept. |  Light freezing rain | 0° /-6° | 0.5 mm | 0 cm | |
| 15 Sept. | Moderate or heavy snow showers | -1° /-7° | 8.5 mm | 5.2 cm | |
| 16 Sept. |  Cloudy | -3° /-8° | 0 mm | 0 cm | |
| 17 Sept. |  Patchy moderate snow | -6° /-11° | 8 mm | 5.7 cm | |
| 18 Sept. | Patchy moderate snow | -1° /-9° | 6.3 mm | 3.8 cm | |
| 19 Sept. | Moderate or heavy snow showers | 0° /-5° | 31.2 mm | 21.7 cm | |
| 20 Sept. | Moderate or heavy snow showers | -1° /-8° | 23.9 mm | 17.3 cm | |
| 21 Sept. | Light freezing rain | -1° /-9° | 2.8 mm | 1 cm | |
| 22 Sept. | Moderate or heavy snow showers | 0° /-5° | 47.6 mm | 33.4 cm | |
| 23 Sept. | Moderate or heavy snow showers | 0° /-6° | 35.4 mm | 25.4 cm | |
| 24 Sept. | Moderate or heavy snow showers | 0° /-10° | 35.1 mm | 24.8 cm | |
| 25 Sept. | Overcast | -3° /-10° | 0 mm | 0 cm | |
| 26 Sept. | Moderate or heavy snow showers | 1° /-6° | 75.8 mm | 50.8 cm | |
| 27 Sept. | Overcast | -4° /-11° | 0.3 mm | 0 cm | |
| 28 Sept. | Overcast | -1° /-8° | 0 mm | 0 cm | |
| 29 Sept. | Overcast | 1° /-5° | 0 mm | 0 cm | |
| 30 Sept. |  Fog | 3° /-3° | 0 mm | 0 cm | |
| Next | |||||
Important Notice
Our weather forecast for West Coast 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 West Coast forecast closer to your planned date for the most up-to-date weather information.
Change Month
West Coast in September - FAQ
What are the expected maximum and minimum temperatures in West Coast during September?
Brace for cold days with temperatures not exceeding -1° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in West Coast during September?
Significant rainfall exceeding 766.6 mm is expected in West Coast during September, occurring over more than 3 days. Preparing for wet conditions is recommended in your planning.
Will it snow in West Coast in September 2025?
West Coast experiences an average snowfall of 491 cm during September, occurring over 20 days.
What are the typical wind conditions in West Coast during September?
The average wind speed in West Coast during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
West Coast snow forecast September 2025
Track daily snowfall levels and discover West Coast’s snowy potential this September ❄️
September rainfall patterns in West Coast
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