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Weather in London for May 2027

Your guide to London weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in London at the beginning of May is 14.7 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 20.3 °C by the end of May.

    • Rain 🌧️

  • London experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 146.7 mm.

    • More

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Average dry days
8
Dry days
Average rainy days
23
Rainy days
Average snowy days
0
Snow days
Average temperatures
18°/8°
Temperatures
Average wind speed
21 km/h
Avg max wind
Average humidity
74 %
Avg humidity

London Weather May

Move between months or click on a day
April
June
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Moderate rain at times
13°
2
Overcast
11°
3
Moderate rain at times
14°
4
Patchy rain possible
16°
5
Overcast
16°
6
Partly cloudy
16°
7
Patchy rain possible
17°
8
Overcast
17°
9
Overcast
16°
10
Partly cloudy
17°
11
Partly cloudy
16°
12
Partly cloudy
20°
13
Cloudy
19°
14
Overcast
16°
15
Sunny
21°
16
Patchy rain possible
22°
17
Patchy rain possible
20°
18
Overcast
20°
19
Overcast
22°
20
Moderate rain at times
18°
21
Sunny
19°
22
Partly cloudy
19°
23
Cloudy
16°
24
Cloudy
18°
25
Sunny
19°
26
Sunny
22°
27
Sunny
21°
28
Sunny
19°
29
Sunny
20°
30
Sunny
20°
31
Sunny
21°

Temperatures trend during May in London

See the weather trend as well as the moving average line

May weather in London day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
1 May Moderate rain at times
Moderate rain at times
 13° /4° 14.7 mm 5
2 May Overcast
Overcast
 11° /3° 2.5 mm 5
3 May Moderate rain at times
Moderate rain at times
 14° /4° 2 mm 4
4 May Patchy rain possible
Patchy rain possible
 16° /7° 6 mm 4
5 May Overcast
Overcast
 16° /7° 0.2 mm 4
6 May Partly cloudy
Partly cloudy
 16° /6° 5.6 mm 5
7 May Patchy rain possible
Patchy rain possible
 17° /6° 3 mm 5
8 May Overcast
Overcast
 17° /7° 0.9 mm 4
9 May Overcast
Overcast
 16° /5° 4.1 mm 4
10 May Partly cloudy
Partly cloudy
 17° /5° 0.6 mm 6
11 May Partly cloudy
Partly cloudy
 16° /5° 1.9 mm 6
12 May Partly cloudy
Partly cloudy
 20° /5° 0.5 mm 6
13 May Cloudy
Cloudy
 19° /10° 8.2 mm 4
14 May Overcast
Overcast
 16° /9° 3.9 mm 4
15 May Sunny
Sunny
 21° /8° 0 mm 7
16 May Patchy rain possible
Patchy rain possible
 22° /10° 21.6 mm 6
17 May Patchy rain possible
Patchy rain possible
 20° /9° 2.8 mm 6
18 May Overcast
Overcast
 20° /9° 0.6 mm 6
19 May Overcast
Overcast
 22° /9° 2.1 mm 5
20 May Moderate rain at times
Moderate rain at times
 18° /7° 3.5 mm 6
21 May Sunny
Sunny
 19° /10° 21 mm 5
22 May Partly cloudy
Partly cloudy
 19° /9° 10.7 mm 6
23 May Cloudy
Cloudy
 16° /8° 8.3 mm 4
24 May Cloudy
Cloudy
 18° /8° 1.1 mm 4
25 May Sunny
Sunny
 19° /7° 1.4 mm 6
26 May Sunny
Sunny
 22° /7° 0.7 mm 7
27 May Sunny
Sunny
 21° /10° 1.2 mm 6
28 May Sunny
Sunny
 19° /10° 0.6 mm 6
29 May Sunny
Sunny
 20° /9° 10.1 mm 6
30 May Sunny
Sunny
 20° /8° 0 mm 7
31 May Sunny
Sunny
 21° /8° 1.6 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.
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London in May - FAQ

What are the expected maximum and minimum temperatures in London during May?

Enjoy moderate daytime temperatures of up to 18° and cooler nights around 8°. 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 146.7 mm is expected in London during May, occurring over more than 23 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 21 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 💧
Typically, London has 23 rainy days in May with a total of 146.7 mm of rainfall.

UV exposure in London during May

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

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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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