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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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Average dry days
21
Dry days
Average rainy days
9
Rainy days
Average snowy days
0
Snow days
Average temperatures
21°/14°
Temperatures
Average wind speed
21 km/h
Avg max wind
Average humidity
71 %
Avg humidity

Luton in September average weather

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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
Mist
22° /12° 3.6 mm 5
2 Sept. Mist
Mist
22° /14° 0.8 mm 5
3 Sept. Overcast
Overcast
21° /13° 0.4 mm 5
4 Sept. Sunny
Sunny
21° /13° 3 mm 6
5 Sept. Partly cloudy
Partly cloudy
22° /13° 4 mm 6
6 Sept. Cloudy
Cloudy
27° /16° 0.8 mm 6
7 Sept. Sunny
Sunny
26° /16° 2.7 mm 7
8 Sept. Partly cloudy
Partly cloudy
23° /16° 8.9 mm 6
9 Sept. Sunny
Sunny
23° /15° 0 mm 6
10 Sept. Partly cloudy
Partly cloudy
23° /14° 1.4 mm 6
11 Sept. Cloudy
Cloudy
18° /10° 0.8 mm 4
12 Sept. Mist
Mist
15° /10° 0.5 mm 4
13 Sept. Overcast
Overcast
16° /9° 0 mm 4
14 Sept. Cloudy
Cloudy
18° /9° 0 mm 5
15 Sept. Partly cloudy
Partly cloudy
21° /11° 0 mm 5
16 Sept. Partly cloudy
Partly cloudy
20° /11° 0 mm 6
17 Sept. Light rain shower
Light rain shower
20° /11° 2.3 mm 5
18 Sept. Light rain shower
Light rain shower
21° /11° 1.7 mm 5
19 Sept. Light rain
Light rain
20° /12° 1.2 mm 5
20 Sept. Light rain shower
Light rain shower
19° /12° 7.9 mm 5
21 Sept. Light rain shower
Light rain shower
20° /11° 2.4 mm 5
22 Sept. Light rain shower
Light rain shower
17° /12° 8.8 mm 4
23 Sept. Patchy rain possible
Patchy rain possible
16° /10° 0.1 mm 4
24 Sept. Overcast
Overcast
17° /11° 1.9 mm 4
25 Sept. Overcast
Overcast
17° /12° 3.4 mm 4
26 Sept. Thundery outbreaks possible
Thundery outbreaks possible
18° /11° 3 mm 4
27 Sept. Fog
Fog
15° /9° 3.7 mm 4
28 Sept. Overcast
Overcast
15° /8° 0.2 mm 4
29 Sept. Cloudy
Cloudy
15° /9° 2.3 mm 4
30 Sept. Overcast
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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Location coordinates Where is Luton?

Get accurate weather forecasts for Luton, located at latitude 51.88 and longitude -0.417. Stay updated with localized weather information tailored for Luton.

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