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Weather in London for May 2025

Your guide to London weather in May - trends and predictions
  • In general, the average temperature in London at the beginning of May is 15.1 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 22 °C by the end of May.

  • With an average of 3 rainy days, London experiences minimal rainfall in May, ensuring that most days remain pleasantly dry.

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Average dry days
28
Dry days
Average rainy days
3
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/7°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
70 %
Avg humidity

London in May average weather

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Temperatures trend during May in London

See the weather trend as well as the moving average line

May weather day by day

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Date Weather Temperatures Rain UV More
1 May Moderate rain at times
Moderate rain at times
14° /5° 2.2 mm 4
2 May Moderate rain at times
Moderate rain at times
10° /4° 5.1 mm 3
3 May Moderate rain at times
Moderate rain at times
14° /6° 3.8 mm 4
4 May Patchy rain possible
Patchy rain possible
15° /8° 0.6 mm 4
5 May Overcast
Overcast
16° /6° 0.3 mm 4
6 May Partly cloudy
Partly cloudy
18° /4° 0 mm 5
7 May Moderate or heavy rain shower
Moderate or heavy rain shower
19° /8° 5.6 mm 5
8 May Overcast
Overcast
21° /11° 0.6 mm 5
9 May Overcast
Overcast
15° /7° 3.2 mm 4
10 May Partly cloudy
Partly cloudy
17° /7° 1.2 mm 5
11 May Partly cloudy
Partly cloudy
17° /8° 3.8 mm 5
12 May Partly cloudy
Partly cloudy
19° /9° 0.4 mm 5
13 May Cloudy
Cloudy
23° /11° 4.7 mm 5
14 May Cloudy
Cloudy
16° /9° 7.8 mm 4
15 May Sunny
Sunny
21° /8° 0 mm 6
16 May Overcast
Overcast
21° /9° 0.2 mm 5
17 May Sunny
Sunny
18° /7° 0.3 mm 5
18 May Sunny
Sunny
21° /7° 0 mm 5
19 May Overcast
Overcast
23° /10° 1.9 mm 6
20 May Moderate rain at times
Moderate rain at times
19° /11° 6.4 mm 5
21 May Sunny
Sunny
24° /12° 1.8 mm 6
22 May Partly cloudy
Partly cloudy
23° /13° 1.6 mm 6
23 May Cloudy
Cloudy
23° /10° 0 mm 6
24 May Cloudy
Cloudy
21° /10° 0 mm 5
25 May Sunny
Sunny
20° /7° 2.8 mm 5
26 May Sunny
Sunny
22° /7° 1.3 mm 6
27 May Sunny
Sunny
22° /10° 2.3 mm 5
28 May Sunny
Sunny
21° /10° 1.2 mm 5
29 May Sunny
Sunny
23° /9° 0.6 mm 6
30 May Sunny
Sunny
22° /9° 0 mm 6
31 May Sunny
Sunny
24° /10° 0 mm 6
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Important Notice
Our weather forecast for London in May 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 London forecast closer to your planned date for the most up-to-date weather information.

London in May - FAQ

What are the expected maximum and minimum temperatures in London during May?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in London during May?
Significant rainfall exceeding 102.5 mm is expected in London during May, occurring over more than 3 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in London during May?
The average wind speed in London during May is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in London

Explore the daily rainfall trends and prepare for Londons May weather 💧

UV exposure in London during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️

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Location coordinates Where is London?

Get accurate weather forecasts for London, located at latitude 42.983 and longitude -81.233. Stay updated with localized weather information tailored for London.

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