Brighton and Hove (Brighton)
September
Weather in Brighton and Hove for September 2026
Your guide to Brighton and Hove weather in September - trends and predictions
In general, the average temperature in Brighton and Hove at the beginning of September is 20.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16.4 °C by the end of September.
Brighton and Hove in September brings notable rainfall, with an average of 18 rainy days and a total precipitation of 109.6 mm.
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Temperatures
Rain 🌧️
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12
Dry days
18
Rainy days
0
Snow days
18°/14°
Temperatures
28 km/h
Avg max wind
77 %
Avg humidity
Brighton and Hove Weather September
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Temperatures trend during September in Brighton and Hove
See the weather trend as well as the moving average line
September weather in Brighton and Hove day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 20° /16° | 8.6 mm | 4 | |
| 2 Sept. | Patchy rain possible | 19° /16° | 2.9 mm | 4 | |
| 3 Sept. |  Sunny | 20° /15° | 2.6 mm | 5 | |
| 4 Sept. | Light rain shower | 20° /15° | 3.8 mm | 5 | |
| 5 Sept. | Sunny | 20° /14° | 8.7 mm | 5 | |
| 6 Sept. |  Cloudy | 21° /16° | 4.4 mm | 5 | |
| 7 Sept. | Sunny | 22° /17° | 0.6 mm | 5 | |
| 8 Sept. | Sunny | 19° /16° | 2.2 mm | 5 | |
| 9 Sept. | Sunny | 20° /15° | 0.1 mm | 5 | |
| 10 Sept. | Light rain shower | 20° /15° | 2.8 mm | 5 | |
| 11 Sept. | Sunny | 17° /13° | 1.9 mm | 4 | |
| 12 Sept. | Light rain shower | 17° /12° | 2.4 mm | 4 | |
| 13 Sept. |  Overcast | 17° /12° | 4.5 mm | 4 | |
| 14 Sept. |  Partly cloudy | 17° /12° | 0.9 mm | 4 | |
| 15 Sept. | Sunny | 18° /14° | 0.7 mm | 5 | |
| 16 Sept. | Sunny | 20° /13° | 0.1 mm | 5 | |
| 17 Sept. |  Light rain | 19° /14° | 1.1 mm | 4 | |
| 18 Sept. | Patchy rain possible | 19° /15° | 5.7 mm | 5 | |
| 19 Sept. | Partly cloudy | 20° /15° | 1.2 mm | 5 | |
| 20 Sept. | Light rain shower | 19° /14° | 10.6 mm | 4 | |
| 21 Sept. | Light rain shower | 17° /12° | 4.5 mm | 4 | |
| 22 Sept. |  Patchy light rain with thunder | 16° /12° | 1.7 mm | 4 | |
| 23 Sept. | Patchy rain possible | 16° /11° | 0.4 mm | 4 | |
| 24 Sept. | Patchy rain possible | 17° /12° | 0.8 mm | 4 | |
| 25 Sept. | Patchy rain possible | 17° /13° | 4 mm | 4 | |
| 26 Sept. | Light rain shower | 16° /13° | 6 mm | 4 | |
| 27 Sept. | Patchy rain possible | 16° /12° | 5.2 mm | 3 | |
| 28 Sept. | Patchy rain possible | 16° /11° | 0.1 mm | 4 | |
| 29 Sept. | Patchy rain possible | 16° /11° | 1 mm | 4 | |
| 30 Sept. | Cloudy | 17° /12° | 3.9 mm | 4 | |
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Important Notice
Our weather forecast for Brighton and Hove 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 Brighton and Hove forecast closer to your planned date for the most up-to-date weather information.
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Brighton and Hove in September - FAQ
What are the expected maximum and minimum temperatures in Brighton and Hove during September?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Brighton and Hove during September?
Significant rainfall exceeding 109.6 mm is expected in Brighton and Hove during September, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Brighton and Hove during September?
The average wind speed in Brighton and Hove during September is 28 km/h, suggesting breezy to windy conditions, depending on your activities.
Brighton and Hove water temperatures in September
The average water temperature of the Atlantic Ocean near Brighton and Hove in September is 14.1 °C. At the beginning of September temperatures are around 13.8 °C; by the end of the month they get a bit warmer and reach 14.3 °C.
- What is the water temperature in Brighton and Hove in September?
- The average water temperature in Brighton and Hove in September is 14.1 °C.
- Can you swim in Brighton and Hove in September?
- 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.
September rainfall patterns in Brighton and Hove
Explore the daily rainfall trends and prepare for Brighton and Hoves September weather 💧
Typically, Brighton and Hove has 18 rainy days in September with a total of 109.6 mm of rainfall.
UV exposure in Brighton and Hove during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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