Southampton
July
Weather in Southampton for July 2025
Your guide to Southampton weather in July - trends and predictions
In general, the average temperature in Southampton at the beginning of July is 18.9 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 21.6 °C by the end of July.
Southampton experiences heavy rainfall in July, with over 20 rainy days and an average total precipitation 82.3 mm.
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Temperatures
Rain 🌧️
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10
Dry days
21
Rainy days
0
Snow days
20°/12°
Temperatures
23 km/h
Avg max wind
78 %
Avg humidity
Southampton in July average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  20° | 2  18° | 3  18° | 4  18° | 5 19° | 6 17° | |
| 7  22° | 8 20° | 9 20° | 10 20° | 11 21° | 12 19° | 13 19° |
| 14 19° | 15  18° | 16 19° | 17 20° | 18 22° | 19 23° | 20 20° |
| 21 20° | 22 19° | 23 21° | 24 20° | 25 19° | 26 21° | 27 20° |
| 28 22° | 29 23° | 30 23° | 31 23° |
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Temperatures trend during July in Southampton
See the weather trend as well as the moving average line
July weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jul. | Overcast | 20° /12° | 0.1 mm | 5 | |
| 2 Jul. | Cloudy | 18° /10° | 0.1 mm | 4 | |
| 3 Jul. | Patchy rain possible | 18° /11° | 0.7 mm | 4 | |
| 4 Jul. | Moderate or heavy rain shower | 18° /10° | 6.6 mm | 4 | |
| 5 Jul. | Patchy rain possible | 19° /11° | 5.1 mm | 4 | |
| 6 Jul. | Patchy rain possible | 17° /10° | 4.1 mm | 4 | |
| 7 Jul. | Sunny | 22° /10° | 2.5 mm | 6 | |
| 8 Jul. | Patchy rain possible | 20° /12° | 3.9 mm | 5 | |
| 9 Jul. | Moderate rain at times | 20° /13° | 3.7 mm | 5 | |
| 10 Jul. | Patchy rain possible | 20° /12° | 1.3 mm | 5 | |
| 11 Jul. | Overcast | 21° /12° | 2.3 mm | 5 | |
| 12 Jul. | Patchy rain possible | 19° /11° | 2.4 mm | 4 | |
| 13 Jul. | Patchy rain possible | 19° /11° | 1 mm | 5 | |
| 14 Jul. | Moderate or heavy rain shower | 19° /11° | 9.4 mm | 4 | |
| 15 Jul. | Heavy rain at times | 18° /12° | 7 mm | 4 | |
| 16 Jul. | Patchy rain possible | 19° /12° | 1.3 mm | 4 | |
| 17 Jul. | Patchy rain possible | 20° /12° | 0.4 mm | 5 | |
| 18 Jul. | Overcast | 22° /12° | 0 mm | 6 | |
| 19 Jul. | Patchy rain possible | 23° /14° | 0.2 mm | 6 | |
| 20 Jul. | Cloudy | 20° /13° | 2 mm | 5 | |
| 21 Jul. | Patchy rain possible | 20° /11° | 0.5 mm | 5 | |
| 22 Jul. | Heavy rain at times | 19° /12° | 5.4 mm | 5 | |
| 23 Jul. | Patchy rain possible | 21° /14° | 2.2 mm | 5 | |
| 24 Jul. | Patchy rain possible | 20° /13° | 0.8 mm | 5 | |
| 25 Jul. | Patchy rain possible | 19° /13° | 7.6 mm | 5 | |
| 26 Jul. | Moderate rain at times | 21° /11° | 3.5 mm | 5 | |
| 27 Jul. | Heavy rain at times | 20° /13° | 4.2 mm | 5 | |
| 28 Jul. | Patchy rain possible | 22° /13° | 0.4 mm | 6 | |
| 29 Jul. | Patchy rain possible | 23° /14° | 0.6 mm | 6 | |
| 30 Jul. | Moderate rain at times | 23° /14° | 1.3 mm | 6 | |
| 31 Jul. | Patchy rain possible | 23° /16° | 2 mm | 6 | |
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Important Notice
Our weather forecast for Southampton in July 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 Southampton forecast closer to your planned date for the most up-to-date weather information.
Southampton in July - FAQ
What are the expected maximum and minimum temperatures in Southampton during July?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Southampton during July?
Moderate rainfall is anticipated in Southampton during July, with a total of 82.3 mm spread over approximately 21 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Southampton during July?
The average wind speed in Southampton during July is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
July rainfall patterns in Southampton
Explore the daily rainfall trends and prepare for Southamptons July weather 💧
UV exposure in Southampton during July
Stay informed about UV levels for safe outdoor activities throughout the month of July ☀️
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