Weather in Weymouth for July 2025
Yellow thunderstorm warning - See hour by hour.
Until now, July 2025 in Weymouth has been nearly identical to the historical average, with a temperature of 18.5 °C (showing only a slight deviation of 0.5 °C).
In general, the average temperature in Weymouth at the beginning of July is 17.6 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 19 °C by the end of July.
Weymouth experiences heavy rainfall in July, with over 20 rainy days and an average total precipitation 85.3 mm.
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Weymouth Weather July
Temperatures trend during July in Weymouth
July weather in Weymouth day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jul. |  Overcast | 19° /13° | 0.1 mm | 5 | |
| 2 Jul. | Overcast | 18° /12° | 0.1 mm | 4 | |
| 3 Jul. |  Patchy rain possible | 17° /12° | 0.5 mm | 4 | |
| 4 Jul. |  Moderate or heavy rain shower | 17° /12° | 5 mm | 4 | |
| 5 Jul. | Patchy rain possible | 16° /14° | 4.7 mm | 4 | |
| 6 Jul. | Patchy rain possible | 17° /13° | 2.1 mm | 4 | |
| 7 Jul. |  Sunny | 19° /13° | 1.2 mm | 5 | |
| 8 Jul. |  Heavy rain at times | 18° /13° | 3.5 mm | 4 | |
| 9 Jul. | Moderate rain at times | 18° /14° | 2 mm | 4 | |
| 10 Jul. | Moderate rain at times | 19° /14° | 2.1 mm | 5 | |
| 11 Jul. | Patchy rain possible | 18° /15° | 2.8 mm | 5 | |
| 12 Jul. | Patchy rain possible | 18° /14° | 0.9 mm | 5 | |
| 13 Jul. | Patchy rain possible | 18° /14° | 0.5 mm | 5 | |
| 14 Jul. | Moderate or heavy rain shower | 17° /14° | 6.5 mm | 4 | |
| 15 Jul. | Heavy rain at times | 17° /14° | 4.9 mm | 4 | |
| 16 Jul. | Patchy rain possible | 18° /14° | 0.9 mm | 4 | |
| 17 Jul. | Patchy rain possible | 18° /15° | 0.2 mm | 4 | |
| 18 Jul. |  Partly cloudy | 19° /15° | 0.1 mm | 5 | |
| 19 Jul. | Patchy rain possible | 19° /15° | 1.4 mm | 5 | |
| 20 Jul. | Light rain shower | 18° /14° | 4.7 mm | 4 | |
| 21 Jul. | Patchy rain possible | 18° /13° | 1 mm | 4 | |
| 22 Jul. | Patchy rain possible | 18° /14° | 3.1 mm | 4 | |
| 23 Jul. | Patchy rain possible | 19° /15° | 1.2 mm | 4 | |
| 24 Jul. | Patchy rain possible | 18° /14° | 1.7 mm | 4 | |
| 25 Jul. | Patchy rain possible | 18° /14° | 6.2 mm | 4 | |
| 26 Jul. | Patchy rain possible | 18° /13° | 2.3 mm | 4 | |
| 27 Jul. | Patchy rain possible | 18° /14° | 1.2 mm | 4 | |
| 28 Jul. | Patchy rain possible | 18° /14° | 0.3 mm | 4 | |
| 29 Jul. | Patchy rain possible | 20° /14° | 2.5 mm | 4 | |
| 30 Jul. | Patchy rain possible | 20° /15° | 0.9 mm | 5 | |
| 31 Jul. |  Moderate rain | 21° /16° | 5.5 mm | 1.4 | |
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Weymouth in July - FAQ
Weymouth water temperatures in July
The average water temperature of the Atlantic Ocean near Weymouth in July is 14.8 °C. At the beginning of July temperatures are around 14.6 °C; by the end of the month they stay fairly steady and reach 15 °C.
- What is the water temperature in Weymouth in July?
- The average water temperature in Weymouth in July is 14.8 °C.
- Can you swim in Weymouth in July?
- Cold enough that you lose heat fast. A full 4–5 mm wetsuit (plus hood/gloves for comfort) is advisable for anything beyond a brief plunge.
July rainfall patterns in Weymouth
UV exposure in Weymouth during July
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