Västerbotten (Umeå)
September
Weather in Västerbotten for September 2026
Your guide to Västerbotten weather in September - trends and predictions
In general, the average temperature in Västerbotten at the beginning of September is 16.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 12.7 °C by the end of September.
Västerbotten experiences moderate rainfall in September, with an average of 9 rainy days and a total precipitation of 133 mm.
Temperatures
Rain 🌧️
21
Dry days
9
Rainy days
0
Snow days
16°/8°
Temperatures
21 km/h
Avg max wind
80 %
Avg humidity
Västerbotten Weather September
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Temperatures trend during September in Västerbotten
See the weather trend as well as the moving average line
September weather in Västerbotten day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 16° /11° | 0.7 mm | 4 | |
| 2 Sept. |  Moderate or heavy rain shower | 16° /11° | 4.2 mm | 4 | |
| 3 Sept. |  Patchy light drizzle | 16° /11° | 3.4 mm | 4 | |
| 4 Sept. |  Cloudy | 17° /12° | 0 mm | 4 | |
| 5 Sept. |  Moderate rain | 17° /11° | 3.4 mm | 4 | |
| 6 Sept. |  Partly cloudy | 18° /12° | 0 mm | 5 | |
| 7 Sept. |  Overcast | 17° /12° | 0.5 mm | 4 | |
| 8 Sept. |  Mist | 18° /12° | 0 mm | 4 | |
| 9 Sept. | Cloudy | 17° /13° | 0 mm | 4 | |
| 10 Sept. | Cloudy | 18° /12° | 1.3 mm | 4 | |
| 11 Sept. | Overcast | 16° /12° | 3.6 mm | 4 | |
| 12 Sept. | Overcast | 14° /10° | 2.7 mm | 3 | |
| 13 Sept. | Overcast | 15° /8° | 0.2 mm | 3 | |
| 14 Sept. | Overcast | 15° /8° | 0.1 mm | 4 | |
| 15 Sept. | Overcast | 13° /8° | 7 mm | 3 | |
| 16 Sept. | Light rain | 14° /9° | 4.5 mm | 3 | |
| 17 Sept. | Overcast | 14° /7° | 1 mm | 3 | |
| 18 Sept. | Cloudy | 16° /8° | 0 mm | 4 | |
| 19 Sept. | Light rain shower | 16° /9° | 4 mm | 4 | |
| 20 Sept. | Light rain shower | 14° /6° | 3.8 mm | 4 | |
| 21 Sept. | Light rain | 13° /5° | 3.7 mm | 3 | |
| 22 Sept. | Overcast | 12° /7° | 5.1 mm | 3 | |
| 23 Sept. | Patchy rain possible | 12° /7° | 3.4 mm | 3 | |
| 24 Sept. | Patchy rain possible | 14° /6° | 2.1 mm | 3 | |
| 25 Sept. | Light drizzle | 14° /7° | 6.2 mm | 3 | |
| 26 Sept. |  Sunny | 14° /7° | 0.8 mm | 4 | |
| 27 Sept. | Light drizzle | 11° /7° | 5.2 mm | 3 | |
| 28 Sept. | Overcast | 12° /6° | 0 mm | 3 | |
| 29 Sept. | Fog | 12° /8° | 0.1 mm | 3 | |
| 30 Sept. | Light rain shower | 12° /5° | 0.5 mm | 3 | |
| Next | |||||
Important Notice
Our weather forecast for Västerbotten 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 Västerbotten forecast closer to your planned date for the most up-to-date weather information.
Change Month
Västerbotten in September - FAQ
What are the expected maximum and minimum temperatures in Västerbotten during September?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Västerbotten during September?
Significant rainfall exceeding 133 mm is expected in Västerbotten during September, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Västerbotten during September?
The average wind speed in Västerbotten during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Västerbotten
Explore the daily rainfall trends and prepare for Västerbottens September weather 💧
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