Waterlooville
September
Weather in Waterlooville for September 2025
Your guide to Waterlooville weather in September - trends and predictions
In general, the average temperature in Waterlooville at the beginning of September is 21.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16.7 °C by the end of September.
Waterlooville in September brings notable rainfall, with an average of 20 rainy days and a total precipitation of 90.6 mm.
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Temperatures
Rain 🌧️
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10
Dry days
20
Rainy days
0
Snow days
19°/13°
Temperatures
25 km/h
Avg max wind
76 %
Avg humidity
Waterlooville in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  22° | 2  20° | 3  20° | 4 21° | 5 21° | 6 22° | 7 23° |
| 8  22° | 9 22° | 10 22° | 11 18° | 12  17° | 13 17° | 14 18° |
| 15 19° | 16 21° | 17  19° | 18 21° | 19 20° | 20  19° | 21 18° |
| 22 17° | 23 17° | 24 18° | 25 17° | 26 17° | 27 16° | 28 16° |
| 29 16° | 30 17° |
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Temperatures trend during September in Waterlooville
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 | 22° /15° | 6.8 mm | 5 | |
| 2 Sept. | Light rain shower | 20° /15° | 1.2 mm | 5 | |
| 3 Sept. | Sunny | 20° /15° | 1.3 mm | 5 | |
| 4 Sept. | Sunny | 21° /14° | 1.8 mm | 5 | |
| 5 Sept. | Sunny | 21° /14° | 8.7 mm | 6 | |
| 6 Sept. | Sunny | 22° /16° | 6.8 mm | 6 | |
| 7 Sept. | Sunny | 23° /16° | 0.3 mm | 6 | |
| 8 Sept. | Partly cloudy | 22° /16° | 6 mm | 6 | |
| 9 Sept. | Sunny | 22° /15° | 0.2 mm | 6 | |
| 10 Sept. | Partly cloudy | 22° /14° | 1.7 mm | 6 | |
| 11 Sept. | Partly cloudy | 18° /12° | 0.1 mm | 5 | |
| 12 Sept. | Overcast | 17° /11° | 0.7 mm | 4 | |
| 13 Sept. | Overcast | 17° /10° | 0 mm | 5 | |
| 14 Sept. | Partly cloudy | 18° /11° | 0 mm | 6 | |
| 15 Sept. | Sunny | 19° /12° | 0 mm | 6 | |
| 16 Sept. | Partly cloudy | 21° /13° | 0 mm | 6 | |
| 17 Sept. | Moderate rain | 19° /13° | 2.9 mm | 5 | |
| 18 Sept. | Light rain shower | 21° /13° | 3.3 mm | 5 | |
| 19 Sept. | Light drizzle | 20° /14° | 1.3 mm | 5 | |
| 20 Sept. | Moderate or heavy rain shower | 19° /14° | 10.9 mm | 5 | |
| 21 Sept. | Light rain shower | 18° /13° | 5.2 mm | 5 | |
| 22 Sept. | Light rain shower | 17° /12° | 2 mm | 4 | |
| 23 Sept. | Patchy rain possible | 17° /11° | 0.6 mm | 4 | |
| 24 Sept. | Overcast | 18° /13° | 1.2 mm | 4 | |
| 25 Sept. | Overcast | 17° /13° | 3.8 mm | 4 | |
| 26 Sept. | Light rain shower | 17° /13° | 10.9 mm | 4 | |
| 27 Sept. | Patchy rain possible | 16° /11° | 3.1 mm | 4 | |
| 28 Sept. | Patchy rain possible | 16° /9° | 0.2 mm | 4 | |
| 29 Sept. | Overcast | 16° /10° | 2.6 mm | 4 | |
| 30 Sept. | Overcast | 17° /11° | 7.1 mm | 4 | |
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Important Notice
Our weather forecast for Waterlooville 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 Waterlooville forecast closer to your planned date for the most up-to-date weather information.
Waterlooville in September - FAQ
What are the expected maximum and minimum temperatures in Waterlooville during September?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Waterlooville during September?
Moderate rainfall is anticipated in Waterlooville during September, with a total of 90.6 mm spread over approximately 20 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Waterlooville during September?
The average wind speed in Waterlooville during September is 25 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Waterlooville
Explore the daily rainfall trends and prepare for Waterloovilles September weather 💧
UV exposure in Waterlooville during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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