Weather in Weymouth for August 2026
In general, the average temperature in Weymouth at the beginning of August is 18.4 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 18 °C by the end of August.
The climate of Weymouth in August is notably wet, with an average of 15 rainy days, and a total of 53.5 mm of precipitation.
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Weymouth Weather August
Temperatures trend during August in Weymouth
August weather in Weymouth day by day
Date | Weather | Temperatures | Rain | UV | More |
---|---|---|---|---|---|
1 Aug. | Sunny | 20° /14° | 1.5 mm | 5 | |
2 Aug. | Moderate or heavy rain shower | 18° /14° | 6.1 mm | 5 | |
3 Aug. | Patchy rain possible | 19° /15° | 1 mm | 4 | |
4 Aug. | Patchy rain possible | 18° /14° | 0.2 mm | 4 | |
5 Aug. | Heavy rain at times | 18° /14° | 1.5 mm | 4 | |
6 Aug. | Patchy rain possible | 18° /14° | 1.5 mm | 4 | |
7 Aug. | Patchy rain possible | 18° /14° | 0.4 mm | 4 | |
8 Aug. | Patchy rain possible | 18° /14° | 0.4 mm | 4 | |
9 Aug. | Partly cloudy | 19° /15° | 0.1 mm | 5 | |
10 Aug. | Overcast | 19° /15° | 0 mm | 5 | |
11 Aug. | Partly cloudy | 21° /16° | 0.3 mm | 5 | |
12 Aug. | Patchy rain possible | 21° /16° | 0.4 mm | 5 | |
13 Aug. | Patchy rain possible | 19° /15° | 0 mm | 4 | |
14 Aug. | Moderate rain at times | 19° /15° | 1.8 mm | 5 | |
15 Aug. | Patchy rain possible | 20° /14° | 0.7 mm | 5 | |
16 Aug. | Sunny | 20° /15° | 0.3 mm | 5 | |
17 Aug. | Patchy rain possible | 19° /14° | 0.3 mm | 5 | |
18 Aug. | Patchy rain possible | 20° /15° | 1.6 mm | 4 | |
19 Aug. | Patchy rain possible | 20° /15° | 0.7 mm | 4 | |
20 Aug. | Patchy rain possible | 19° /15° | 0.7 mm | 4 | |
21 Aug. | Partly cloudy | 18° /13° | 0 mm | 5 | |
22 Aug. | Cloudy | 18° /15° | 0.3 mm | 4 | |
23 Aug. | Cloudy | 19° /15° | 0.4 mm | 5 | |
24 Aug. | Moderate rain at times | 19° /14° | 7.2 mm | 5 | |
25 Aug. | Patchy rain possible | 18° /14° | 0.7 mm | 5 | |
26 Aug. | Patchy rain possible | 18° /15° | 0.8 mm | 4 | |
27 Aug. | Patchy rain possible | 18° /14° | 1.3 mm | 4 | |
28 Aug. | Partly cloudy | 18° /14° | 3.8 mm | 4 | |
29 Aug. | Patchy rain possible | 18° /13° | 6.8 mm | 4 | |
30 Aug. | Overcast | 18° /13° | 1.3 mm | 4 | |
31 Aug. | Light rain shower | 18° /14° | 7.3 mm | 4 | |
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Weymouth in August - FAQ
Weymouth water temperatures in August
The average water temperature of the Atlantic Ocean near Weymouth in August is 16.4 °C. At the beginning of August temperatures are around 16.1 °C; by the end of the month they get a bit warmer and reach 16.6 °C.
- What is the water temperature in Weymouth in August?
- The average water temperature in Weymouth in August is 16.4 °C.
- Can you swim in Weymouth in August?
- Brisk: quick dips and active swimming are fine, but pack a 2–3 mm spring suit if you plan longer sessions or early-morning outings.
August rainfall patterns in Weymouth
UV exposure in Weymouth during August
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