Gloucester
September
Weather in Gloucester for September 2025
Your guide to Gloucester weather in September - trends and predictions
Until now, September 2025 in Gloucester is slightly cooler than the historical average by -1.7 °C.
The forecast for the next days in Gloucester predicts a temperature of 15.3 °C, which is cooler than the historical average.
In general, the average temperature in Gloucester at the beginning of September is 21.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14 °C by the end of September.
Gloucester in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 92.6 mm.
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Temperatures
Rain 🌧️
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13
Dry days
17
Rainy days
0
Snow days
19°/10°
Temperatures
20 km/h
Avg max wind
80 %
Avg humidity
Gloucester Weather September
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Temperatures trend during September in Gloucester
See the weather trend as well as the moving average line
September weather in Gloucester day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 20° /11° | 2.8 mm | 5 | |
| 2 Sept. |  Cloudy | 21° /11° | 1.9 mm | 5 | |
| 3 Sept. |  Overcast | 21° /11° | 5 mm | 4 | |
| 4 Sept. |  Sunny | 20° /11° | 1.9 mm | 5 | |
| 5 Sept. | Sunny | 21° /10° | 11.8 mm | 6 | |
| 6 Sept. |  Partly cloudy | 24° /13° | 1.4 mm | 6 | |
| 7 Sept. | Partly cloudy | 24° /13° | 0.4 mm | 6 | |
| 8 Sept. | Partly cloudy | 22° /13° | 8.9 mm | 5 | |
| 9 Sept. | Patchy rain possible | 22° /12° | 0.4 mm | 5 | |
| 10 Sept. | Light rain shower | 20° /11° | 1.7 mm | 5 | |
| 11 Sept. | Light rain shower | 17° /10° | 3.3 mm | 4 | |
| 12 Sept. | Light rain shower | 15° /8° | 1.9 mm | 4 | |
| 13 Sept. |  Mist | 16° /6° | 2.2 mm | 3 | |
| 14 Sept. | Overcast | 17° /8° | 5.2 mm | 4 | |
| 15 Sept. | Patchy rain possible | 16° /12° | 1.8 mm | 0.7 | |
| 16 Sept. | Partly cloudy | 17° /10° | 0.1 mm | 0.8 | |
| 17 Sept. |  Moderate rain | 18° /10° | 8.2 mm | 0.1 | |
| 18 Sept. | Patchy rain possible | 23° /16° | 0.1 mm | 0.8 | |
| 19 Sept. | Patchy rain possible | 22° /16° | 0.8 mm | 0.7 | |
| 20 Sept. | Patchy rain possible | 17° /13° | 1.7 mm | 4 | |
| 21 Sept. | Patchy rain possible | 10° /8° | 1.9 mm | 2 | |
| 22 Sept. | Patchy rain possible | 9° /6° | 3.7 mm | 2 | |
| 23 Sept. | Patchy rain possible | 14° /5° | 0.1 mm | 3 | |
| 24 Sept. | Moderate rain | 12° /11° | 5.5 mm | 3 | |
| 25 Sept. | Moderate rain | 14° /10° | 6.3 mm | 3 | |
| 26 Sept. | Overcast | 14° /10° | 0.1 mm | 3 | |
| 27 Sept. | Partly cloudy | 14° /5° | 0 mm | 3 | |
| 28 Sept. | Sunny | 14° /4° | 0 mm | 3 | |
| 29 Sept. | Patchy rain possible | 15° /7° | 6.3 mm | 4 | |
| 30 Sept. | Patchy rain possible | 15° /9° | 3 mm | 4 | |
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Important Notice
Our weather forecast for Gloucester 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 Gloucester forecast closer to your planned date for the most up-to-date weather information.
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Gloucester in September - FAQ
What are the expected maximum and minimum temperatures in Gloucester during September?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Gloucester during September?
Moderate rainfall is anticipated in Gloucester during September, with a total of 92.6 mm spread over approximately 17 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Gloucester during September?
The average wind speed in Gloucester during September is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Gloucester
Explore the daily rainfall trends and prepare for Gloucesters September weather 💧
UV exposure in Gloucester during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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