Weather in Bolton for September 2025
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Until now, September 2025 in Bolton has been nearly identical to the historical average, with a temperature of 18.3 °C (showing only a slight deviation of -0.5 °C).
Expect cooler weather in the next days in Bolton with the forecast suggesting a temperature of 15.1 °C, lower than the historical average.
In general, the average temperature in Bolton at the beginning of September is 20 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14 °C by the end of September.
Bolton in September brings notable rainfall, with an average of 19 rainy days and a total precipitation of 94.3 mm.
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Bolton Weather September
Temperatures trend during September in Bolton
September weather in Bolton day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 17° /12° | 4.5 mm | 4 | |
| 2 Sept. | Light rain shower | 20° /12° | 3.2 mm | 5 | |
| 3 Sept. |  Overcast | 18° /12° | 4 mm | 4 | |
| 4 Sept. |  Sunny | 19° /11° | 0.4 mm | 4 | |
| 5 Sept. | Sunny | 20° /12° | 0.1 mm | 5 | |
| 6 Sept. | Overcast | 23° /13° | 0 mm | 5 | |
| 7 Sept. | Patchy rain possible | 23° /15° | 1.3 mm | 5 | |
| 8 Sept. |  Partly cloudy | 22° /14° | 1.6 mm | 5 | |
| 9 Sept. | Patchy rain possible | 20° /13° | 0.4 mm | 5 | |
| 10 Sept. | Light rain shower | 19° /12° | 5.5 mm | 4 | |
| 11 Sept. | Light rain shower | 15° /9° | 7 mm | 4 | |
| 12 Sept. |  Mist | 15° /9° | 2.2 mm | 4 | |
| 13 Sept. | Overcast | 14° /8° | 3.5 mm | 3 | |
| 14 Sept. | Overcast | 15° /9° | 5.2 mm | 4 | |
| 15 Sept. |  Moderate rain | 13° /12° | 10.9 mm | 0.1 | |
| 16 Sept. | Moderate rain | 14° /11° | 5.2 mm | 0.5 | |
| 17 Sept. | Moderate rain | 17° /11° | 8.3 mm | 0.2 | |
| 18 Sept. | Patchy rain possible | 22° /13° | 1.9 mm | 0.3 | |
| 19 Sept. | Patchy rain possible | 17° /13° | 3.6 mm | 0.2 | |
| 20 Sept. | Patchy rain possible | 14° /12° | 4.3 mm | 3 | |
| 21 Sept. | Patchy rain possible | 13° /11° | 1.8 mm | 3 | |
| 22 Sept. | Patchy rain possible | 12° /10° | 1.1 mm | 3 | |
| 23 Sept. | Patchy rain possible | 16° /9° | 1 mm | 3 | |
| 24 Sept. | Patchy rain possible | 13° /9° | 0.3 mm | 3 | |
| 25 Sept. | Patchy rain possible | 14° /6° | 0.1 mm | 3 | |
| 26 Sept. |  Cloudy | 15° /9° | 0 mm | 3 | |
| 27 Sept. | Cloudy | 16° /11° | 0 mm | 3 | |
| 28 Sept. | Sunny | 15° /8° | 0 mm | 4 | |
| 29 Sept. | Patchy rain possible | 13° /8° | 1.3 mm | 3 | |
| 30 Sept. |  Light rain | 12° /8° | 13.2 mm | 3 | |
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Bolton in September - FAQ
September rainfall patterns in Bolton
UV exposure in Bolton during September
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Where is Bolton?Get accurate weather forecasts for Bolton, located at latitude 53.583 and longitude -2.433. Stay updated with localized weather information tailored for Bolton.