Cumbria
September
Weather in Cumbria for September 2025
Your guide to Cumbria weather in September - trends and predictions
In general, the average temperature in Cumbria at the beginning of September is 19.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 13 °C by the end of September.
Expect significant rainfall in Cumbria during September, with an average of 18 rainy days.
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12
Dry days
18
Rainy days
0
Snow days
17°/10°
Temperatures
22 km/h
Avg max wind
86 %
Avg humidity
Cumbria in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  17° | 2  18° | 3  17° | 4  18° | 5 20° | 6 23° | 7 24° |
| 8 22° | 9 18° | 10 19° | 11 14° | 12  14° | 13 13° | 14  16° |
| 15 14° | 16 13° | 17 18° | 18 17° | 19 17° | 20  18° | 21 16° |
| 22 16° | 23 15° | 24 14° | 25 13° | 26 12° | 27 13° | 28 13° |
| 29 13° | 30 13° |
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Temperatures trend during September in Cumbria
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Light drizzle | 17° /9° | 0.8 mm | 4 | |
| 2 Sept. | Patchy rain possible | 18° /11° | 6.2 mm | 4 | |
| 3 Sept. | Mist | 17° /9° | 0.3 mm | 4 | |
| 4 Sept. | Sunny | 18° /7° | 1.2 mm | 5 | |
| 5 Sept. | Sunny | 20° /9° | 0 mm | 5 | |
| 6 Sept. | Sunny | 23° /11° | 0 mm | 6 | |
| 7 Sept. | Patchy light rain | 24° /12° | 1.4 mm | 5 | |
| 8 Sept. | Sunny | 22° /13° | 1.4 mm | 6 | |
| 9 Sept. | Mist | 18° /12° | 0.6 mm | 4 | |
| 10 Sept. | Light rain shower | 19° /9° | 6.8 mm | 4 | |
| 11 Sept. | Light rain shower | 14° /7° | 2.9 mm | 4 | |
| 12 Sept. | Overcast | 14° /5° | 0.6 mm | 4 | |
| 13 Sept. | Overcast | 13° /4° | 0.3 mm | 4 | |
| 14 Sept. | Cloudy | 16° /8° | 0.2 mm | 4 | |
| 15 Sept. | Mist | 14° /9° | 1.3 mm | 4 | |
| 16 Sept. | Light rain | 13° /6° | 2.7 mm | 4 | |
| 17 Sept. | Overcast | 18° /8° | 1.6 mm | 5 | |
| 18 Sept. | Light rain shower | 17° /8° | 4.3 mm | 5 | |
| 19 Sept. | Light rain shower | 17° /8° | 8.3 mm | 5 | |
| 20 Sept. | Moderate or heavy rain with thunder | 18° /9° | 6.3 mm | 4 | |
| 21 Sept. | Light rain shower | 16° /8° | 1.6 mm | 4 | |
| 22 Sept. | Light rain shower | 16° /6° | 1.4 mm | 4 | |
| 23 Sept. | Cloudy | 15° /6° | 0.1 mm | 4 | |
| 24 Sept. | Light rain | 14° /8° | 6.8 mm | 4 | |
| 25 Sept. | Light rain shower | 13° /8° | 2.1 mm | 4 | |
| 26 Sept. | Light rain shower | 12° /7° | 8.8 mm | 3 | |
| 27 Sept. | Light rain | 13° /5° | 4 mm | 4 | |
| 28 Sept. | Light rain shower | 13° /6° | 4.2 mm | 4 | |
| 29 Sept. | Light rain shower | 13° /6° | 0.7 mm | 3 | |
| 30 Sept. | Light rain shower | 13° /8° | 1.7 mm | 3 | |
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Important Notice
Our weather forecast for Cumbria 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 Cumbria forecast closer to your planned date for the most up-to-date weather information.
Cumbria in September - FAQ
What are the expected maximum and minimum temperatures in Cumbria during September?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Cumbria during September?
Significant rainfall exceeding 108.8 mm is expected in Cumbria during September, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Cumbria during September?
The average wind speed in Cumbria during September is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
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