Luton
September
Weather in Luton for September 2025
Your guide to Luton weather in September - trends and predictions
In general, the average temperature in Luton at the beginning of September is 23 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16.1 °C by the end of September.
With an average of 5 rainy days, Luton experiences minimal rainfall in September.
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Temperatures
Rain 🌧️
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25
Dry days
5
Rainy days
0
Snow days
22°/10°
Temperatures
21 km/h
Avg max wind
75 %
Avg humidity
Luton Weather September
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Temperatures trend during September in Luton
See the weather trend as well as the moving average line
September weather in Luton day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Mist | 22° /12° | 3.6 mm | 5 | |
| 2 Sept. | Mist | 22° /14° | 0.8 mm | 5 | |
| 3 Sept. |  Overcast | 21° /13° | 0.4 mm | 5 | |
| 4 Sept. |  Sunny | 21° /13° | 3 mm | 6 | |
| 5 Sept. |  Partly cloudy | 22° /13° | 4 mm | 6 | |
| 6 Sept. |  Cloudy | 27° /16° | 0.8 mm | 6 | |
| 7 Sept. | Sunny | 26° /16° | 2.7 mm | 7 | |
| 8 Sept. | Partly cloudy | 23° /16° | 8.9 mm | 6 | |
| 9 Sept. | Sunny | 23° /15° | 0 mm | 6 | |
| 10 Sept. | Partly cloudy | 23° /14° | 1.4 mm | 6 | |
| 11 Sept. | Cloudy | 18° /10° | 0.8 mm | 4 | |
| 12 Sept. | Mist | 15° /10° | 0.5 mm | 4 | |
| 13 Sept. | Overcast | 16° /9° | 0 mm | 4 | |
| 14 Sept. | Cloudy | 18° /9° | 0 mm | 5 | |
| 15 Sept. | Partly cloudy | 21° /11° | 0 mm | 5 | |
| 16 Sept. | Partly cloudy | 20° /11° | 0 mm | 6 | |
| 17 Sept. |  Light rain shower | 20° /11° | 2.3 mm | 5 | |
| 18 Sept. | Light rain shower | 21° /11° | 1.7 mm | 5 | |
| 19 Sept. |  Light rain | 20° /12° | 1.2 mm | 5 | |
| 20 Sept. | Light rain shower | 19° /12° | 7.9 mm | 5 | |
| 21 Sept. | Light rain shower | 20° /11° | 2.4 mm | 5 | |
| 22 Sept. | Light rain shower | 17° /12° | 8.8 mm | 4 | |
| 23 Sept. | Patchy rain possible | 16° /10° | 0.1 mm | 4 | |
| 24 Sept. | Overcast | 17° /11° | 1.9 mm | 4 | |
| 25 Sept. | Overcast | 17° /12° | 3.4 mm | 4 | |
| 26 Sept. |  Thundery outbreaks possible | 18° /11° | 3 mm | 4 | |
| 27 Sept. | Fog | 15° /9° | 3.7 mm | 4 | |
| 28 Sept. | Overcast | 15° /8° | 0.2 mm | 4 | |
| 29 Sept. | Cloudy | 15° /9° | 2.3 mm | 4 | |
| 30 Sept. | Overcast | 16° /10° | 8.7 mm | 4 | |
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Important Notice
Our weather forecast for Luton 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 Luton forecast closer to your planned date for the most up-to-date weather information.
Change Month
Luton in September - FAQ
What are the expected maximum and minimum temperatures in Luton during September?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Luton during September?
Significant rainfall exceeding 148.9 mm is expected in Luton during September, occurring over more than 5 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Luton during September?
The average wind speed in Luton during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Luton
Explore the daily rainfall trends and prepare for Lutons September weather 💧
UV exposure in Luton during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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