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 sees moderate rainfall in September, averaging 9 rainy days.
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21
Dry days
9
Rainy days
0
Snow days
21°/14°
Temperatures
21 km/h
Avg max wind
71 %
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 21° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Luton during September?
In September, Luton can expect light to moderate rainfall, totaling 32.4 mm across approximately 9 days. Occasional showers are possible, and planning ahead for them could be helpful.
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.
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