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.
Luton in September brings notable rainfall, with an average of 18 rainy days and a total precipitation of 74.5 mm.
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Temperatures
Rain 🌧️
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12
Dry days
18
Rainy days
0
Snow days
19°/12°
Temperatures
21 km/h
Avg max wind
74 %
Avg humidity
Luton in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  22° | 2 22° | 3  21° | 4  21° | 5  22° | 6  27° | 7 26° |
| 8 23° | 9 23° | 10 23° | 11 18° | 12 15° | 13 16° | 14 18° |
| 15 21° | 16 20° | 17  20° | 18 21° | 19  20° | 20 19° | 21 20° |
| 22 17° | 23 16° | 24 17° | 25 17° | 26  18° | 27 15° | 28 15° |
| 29 15° | 30 16° |
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Temperatures trend during September in Luton
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. | 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.
Luton in September - FAQ
What are the expected maximum and minimum temperatures in Luton during September?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Luton during September?
Moderate rainfall is anticipated in Luton during September, with a total of 74.5 mm spread over approximately 18 days. Considering plans for rainy days is advisable.
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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