Weymouth
September
Weather in Weymouth for September 2025
Your guide to Weymouth weather in September - trends and predictions
In general, the average temperature in Weymouth at the beginning of September is 19.3 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 16.3 °C by the end of September.
The climate of Weymouth in September is notably wet, with an average of 14 rainy days.
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16
Dry days
14
Rainy days
0
Snow days
19°/15°
Temperatures
28 km/h
Avg max wind
80 %
Avg humidity
Weymouth in September average weather
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Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
---|---|---|---|---|---|---|
1 19° | 2 19° | 3 19° | 4 19° | 5 19° | 6 20° | 7 20° |
8 19° | 9 20° | 10 19° | 11 17° | 12 16° | 13 15° | 14 16° |
15 18° | 16 19° | 17 18° | 18 19° | 19 19° | 20 18° | 21 17° |
22 16° | 23 16° | 24 17° | 25 16° | 26 16° | 27 16° | 28 16° |
29 17° | 30 16° |
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Temperatures trend during September in Weymouth
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. | Partly cloudy | 19° /15° | 2.9 mm | 5 | |
2 Sept. | Light rain shower | 19° /14° | 0.8 mm | 4 | |
3 Sept. | Sunny | 19° /15° | 0.7 mm | 5 | |
4 Sept. | Sunny | 19° /15° | 0.5 mm | 5 | |
5 Sept. | Sunny | 19° /14° | 5.5 mm | 5 | |
6 Sept. | Overcast | 20° /16° | 10.4 mm | 5 | |
7 Sept. | Sunny | 20° /16° | 1.1 mm | 5 | |
8 Sept. | Partly cloudy | 19° /16° | 8.8 mm | 5 | |
9 Sept. | Partly cloudy | 20° /16° | 1 mm | 6 | |
10 Sept. | Patchy rain possible | 19° /14° | 1.7 mm | 5 | |
11 Sept. | Partly cloudy | 17° /14° | 0.2 mm | 4 | |
12 Sept. | Overcast | 16° /12° | 0.3 mm | 4 | |
13 Sept. | Overcast | 15° /10° | 0 mm | 4 | |
14 Sept. | Sunny | 16° /13° | 0 mm | 5 | |
15 Sept. | Sunny | 18° /14° | 0 mm | 5 | |
16 Sept. | Patchy rain possible | 19° /14° | 0.3 mm | 5 | |
17 Sept. | Light rain shower | 18° /13° | 4 mm | 5 | |
18 Sept. | Light rain shower | 19° /14° | 2.2 mm | 5 | |
19 Sept. | Light rain shower | 19° /14° | 1.4 mm | 5 | |
20 Sept. | Light rain shower | 18° /14° | 5.4 mm | 4 | |
21 Sept. | Light rain shower | 17° /13° | 7.1 mm | 4 | |
22 Sept. | Light rain shower | 16° /13° | 3.1 mm | 4 | |
23 Sept. | Patchy rain possible | 16° /13° | 0.4 mm | 4 | |
24 Sept. | Overcast | 17° /14° | 1.2 mm | 4 | |
25 Sept. | Overcast | 16° /14° | 3 mm | 4 | |
26 Sept. | Patchy rain possible | 16° /13° | 12.9 mm | 4 | |
27 Sept. | Patchy light drizzle | 16° /12° | 4.4 mm | 4 | |
28 Sept. | Light drizzle | 16° /11° | 0.7 mm | 4 | |
29 Sept. | Overcast | 17° /13° | 5.9 mm | 4 | |
30 Sept. | Cloudy | 16° /13° | 4.8 mm | 4 | |
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Important Notice
Our weather forecast for Weymouth 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 Weymouth forecast closer to your planned date for the most up-to-date weather information.
Weymouth in September - FAQ
What are the expected maximum and minimum temperatures in Weymouth during September?
During September, expect a variety of temperatures with highs around 19° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Weymouth during September?
In September, Weymouth can expect light to moderate rainfall, totaling 45.6 mm across approximately 14 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Weymouth during September?
The average wind speed in Weymouth during September is 28 km/h, suggesting breezy to windy conditions, depending on your activities.
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