Littlehampton
September
Weather in Littlehampton for September 2025
Your guide to Littlehampton weather in September - trends and predictions
In general, the average temperature in Littlehampton at the beginning of September is 20.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16.7 °C by the end of September.
Littlehampton in September brings notable rainfall, with an average of 20 rainy days and a total precipitation of 101.4 mm.
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Temperatures
Rain 🌧️
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10
Dry days
20
Rainy days
0
Snow days
18°/14°
Temperatures
27 km/h
Avg max wind
77 %
Avg humidity
Littlehampton in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  21° | 2  20° | 3  20° | 4 21° | 5 20° | 6 21° | 7 22° |
| 8  20° | 9 21° | 10 22° | 11 18° | 12  17° | 13 17° | 14 17° |
| 15 18° | 16 21° | 17 19° | 18 20° | 19 20° | 20  19° | 21 18° |
| 22 17° | 23 16° | 24  18° | 25 17° | 26  17° | 27 16° | 28 16° |
| 29 16° | 30 17° |
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Temperatures trend during September in Littlehampton
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. | Light rain | 21° /16° | 8.4 mm | 5 | |
| 2 Sept. | Light rain shower | 20° /15° | 0.5 mm | 5 | |
| 3 Sept. | Sunny | 20° /15° | 1.2 mm | 5 | |
| 4 Sept. | Sunny | 21° /15° | 2.2 mm | 5 | |
| 5 Sept. | Sunny | 20° /15° | 12.7 mm | 5 | |
| 6 Sept. | Sunny | 21° /17° | 6.7 mm | 5 | |
| 7 Sept. | Sunny | 22° /17° | 0.4 mm | 6 | |
| 8 Sept. | Partly cloudy | 20° /17° | 4.2 mm | 5 | |
| 9 Sept. | Sunny | 21° /16° | 0.1 mm | 5 | |
| 10 Sept. | Partly cloudy | 22° /15° | 1.5 mm | 6 | |
| 11 Sept. | Sunny | 18° /13° | 0 mm | 5 | |
| 12 Sept. | Overcast | 17° /11° | 0.9 mm | 4 | |
| 13 Sept. | Overcast | 17° /11° | 0 mm | 5 | |
| 14 Sept. | Partly cloudy | 17° /12° | 0 mm | 5 | |
| 15 Sept. | Sunny | 18° /13° | 0 mm | 5 | |
| 16 Sept. | Partly cloudy | 21° /14° | 0 mm | 6 | |
| 17 Sept. | Light rain shower | 19° /14° | 1.5 mm | 5 | |
| 18 Sept. | Light rain shower | 20° /14° | 6.5 mm | 5 | |
| 19 Sept. | Light rain shower | 20° /15° | 1.4 mm | 5 | |
| 20 Sept. | Moderate rain | 19° /15° | 15.4 mm | 5 | |
| 21 Sept. | Light rain shower | 18° /14° | 4.9 mm | 4 | |
| 22 Sept. | Patchy light drizzle | 17° /14° | 2.3 mm | 4 | |
| 23 Sept. | Patchy rain possible | 16° /12° | 0.6 mm | 4 | |
| 24 Sept. | Cloudy | 18° /14° | 1.5 mm | 4 | |
| 25 Sept. | Overcast | 17° /14° | 5.3 mm | 4 | |
| 26 Sept. | Thundery outbreaks possible | 17° /14° | 9.3 mm | 4 | |
| 27 Sept. | Patchy rain possible | 16° /12° | 4.9 mm | 4 | |
| 28 Sept. | Patchy rain possible | 16° /10° | 0.2 mm | 4 | |
| 29 Sept. | Light rain shower | 16° /12° | 2.4 mm | 4 | |
| 30 Sept. | Partly cloudy | 17° /12° | 6.5 mm | 5 | |
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Important Notice
Our weather forecast for Littlehampton 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 Littlehampton forecast closer to your planned date for the most up-to-date weather information.
Littlehampton in September - FAQ
What are the expected maximum and minimum temperatures in Littlehampton 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 Littlehampton during September?
Significant rainfall exceeding 101.4 mm is expected in Littlehampton during September, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Littlehampton during September?
The average wind speed in Littlehampton during September is 27 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Littlehampton
Explore the daily rainfall trends and prepare for Littlehamptons September weather 💧
UV exposure in Littlehampton during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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