London · United Kingdom

London in May: every year compared

In May, London averages highs of 16.7 °C and lows of 8.8 °C, with 53 mm of precipitation. The warmest May was 2008 (14.4 °C), the coldest 1996 (9.8 °C).

Avg. highAvg. high 16.7 °C

Avg. lowAvg. low 8.8 °C

PrecipitationPrecipitation 53 mm

Rainy daysRainy days 10

Day by day through May

Normal high and low for each day of May in London.

Normal high and low, day by dayNormal 1991–2020

Every May in London, ranked

86 months of May since 1940. The last one, 2025, ranks 8 of 86 (+1.2 °C vs normal).

194019832025

2025 · 14.0 °C · +1.2 °C vs normal · rank 8 of 86

Warmest years

1200814.4 °C
2201814.3 °C
3202414.3 °C
4199214.2 °C
5194714.1 °C

Coldest years

119969.8 °C
219849.9 °C
319419.9 °C
4197510.1 °C
5195510.1 °C

All 86 years in a table

Year	Mean temperature	Daytime highs	Night lows	Precipitation	Hot days (30 °C+)	Frost days	Snowfall	Rainy days
2025	14.0 °C	18.7 °C	9.3 °C	26 mm	0 days	0 days	0 cm	8 days
2024	14.3 °C	18.1 °C	10.5 °C	88 mm	0 days	0 days	0 cm	14 days
2023	13.0 °C	16.9 °C	9.0 °C	40 mm	0 days	0 days	0 cm	8 days
2022	14.1 °C	18.2 °C	9.9 °C	40 mm	0 days	0 days	0 cm	11 days
2021	11.1 °C	14.7 °C	7.4 °C	91 mm	0 days	0 days	0 cm	17 days
2020	13.8 °C	18.8 °C	8.3 °C	6 mm	0 days	0 days	0 cm	1 day
2019	12.5 °C	16.5 °C	8.2 °C	42 mm	0 days	0 days	0 cm	10 days
2018	14.3 °C	19.2 °C	9.4 °C	49 mm	0 days	0 days	0 cm	7 days
2017	14.1 °C	18.1 °C	10.2 °C	88 mm	0 days	0 days	0 cm	13 days
2016	13.5 °C	17.7 °C	9.2 °C	50 mm	0 days	0 days	0 cm	7 days
2015	12.3 °C	15.9 °C	8.5 °C	56 mm	0 days	0 days	0 cm	12 days
2014	13.0 °C	16.5 °C	9.2 °C	82 mm	0 days	0 days	0 cm	15 days
2013	11.2 °C	14.9 °C	7.3 °C	53 mm	0 days	0 days	0 cm	10 days
2012	13.0 °C	16.6 °C	9.3 °C	80 mm	0 days	0 days	0 cm	11 days
2011	13.5 °C	17.7 °C	9.2 °C	19 mm	0 days	0 days	0 cm	3 days
2010	11.4 °C	15.5 °C	7.1 °C	31 mm	0 days	0 days	0 cm	6 days
2009	13.3 °C	17.2 °C	9.3 °C	38 mm	0 days	0 days	0 cm	8 days
2008	14.4 °C	18.5 °C	10.3 °C	80 mm	0 days	0 days	0 cm	9 days
2007	13.0 °C	16.4 °C	9.5 °C	103 mm	0 days	0 days	0 cm	16 days
2006	13.2 °C	16.8 °C	9.6 °C	94 mm	0 days	0 days	0 cm	16 days
2005	12.3 °C	16.2 °C	8.4 °C	32 mm	0 days	0 days	0 cm	10 days
2004	12.9 °C	16.7 °C	8.8 °C	42 mm	0 days	0 days	0 cm	11 days
2003	12.9 °C	16.7 °C	8.7 °C	48 mm	0 days	0 days	0 cm	12 days
2002	12.4 °C	15.8 °C	9.1 °C	70 mm	0 days	0 days	0 cm	13 days
2001	13.1 °C	17.2 °C	9.2 °C	35 mm	0 days	0 days	0 cm	7 days
2000	13.0 °C	16.6 °C	9.6 °C	90 mm	0 days	0 days	0 cm	12 days
1999	13.8 °C	17.3 °C	10.1 °C	29 mm	0 days	0 days	0 cm	9 days
1998	13.8 °C	17.9 °C	9.7 °C	22 mm	0 days	0 days	0 cm	5 days
1997	12.6 °C	16.7 °C	8.0 °C	46 mm	0 days	0 days	0 cm	11 days
1996	9.8 °C	13.3 °C	6.1 °C	53 mm	0 days	0 days	0 cm	13 days
1995	12.7 °C	16.8 °C	8.1 °C	28 mm	0 days	0 days	0 cm	4 days
1994	11.5 °C	14.5 °C	8.3 °C	75 mm	0 days	0 days	0 cm	12 days
1993	12.6 °C	16.2 °C	9.1 °C	57 mm	0 days	0 days	0 cm	14 days
1992	14.2 °C	18.9 °C	9.6 °C	63 mm	0 days	0 days	0 cm	7 days
1991	10.8 °C	14.0 °C	7.3 °C	18 mm	0 days	0 days	0 cm	7 days
1990	13.4 °C	18.1 °C	8.6 °C	8 mm	0 days	0 days	0 cm	4 days
1989	14.0 °C	18.8 °C	9.0 °C	8 mm	0 days	0 days	0 cm	3 days
1988	12.6 °C	16.4 °C	8.9 °C	58 mm	0 days	0 days	0 cm	13 days
1987	10.6 °C	14.3 °C	6.8 °C	69 mm	0 days	0 days	0 cm	12 days
1986	11.7 °C	15.1 °C	8.0 °C	53 mm	0 days	0 days	0 cm	14 days
1985	11.6 °C	14.9 °C	8.3 °C	79 mm	0 days	0 days	0 cm	11 days
1984	9.9 °C	13.3 °C	6.5 °C	67 mm	0 days	0 days	0 cm	9 days
1983	10.8 °C	14.0 °C	7.6 °C	105 mm	0 days	0 days	0 cm	21 days
1982	12.4 °C	16.5 °C	7.9 °C	66 mm	0 days	0 days	0 cm	13 days
1981	11.7 °C	15.1 °C	8.1 °C	116 mm	0 days	0 days	0 cm	21 days
1980	11.2 °C	15.2 °C	7.0 °C	24 mm	0 days	0 days	0 cm	5 days
1979	10.9 °C	14.5 °C	7.2 °C	102 mm	0 days	0 days	1 cm	19 days
1978	11.6 °C	15.6 °C	7.6 °C	73 mm	0 days	0 days	0 cm	11 days
1977	11.0 °C	14.5 °C	7.3 °C	48 mm	0 days	0 days	0 cm	11 days
1976	12.9 °C	16.8 °C	8.8 °C	34 mm	0 days	0 days	0 cm	11 days
1975	10.1 °C	13.2 °C	6.7 °C	68 mm	0 days	0 days	0 cm	12 days
1974	11.6 °C	15.4 °C	7.5 °C	42 mm	0 days	0 days	0 cm	12 days
1973	12.0 °C	15.4 °C	8.6 °C	74 mm	0 days	0 days	0 cm	18 days
1972	11.1 °C	14.3 °C	7.8 °C	75 mm	0 days	0 days	0 cm	20 days
1971	12.1 °C	16.3 °C	7.7 °C	66 mm	0 days	0 days	0 cm	10 days
1970	13.4 °C	17.6 °C	9.1 °C	38 mm	0 days	0 days	0 cm	9 days
1969	12.1 °C	15.6 °C	8.6 °C	93 mm	0 days	0 days	0 cm	21 days
1968	10.7 °C	14.2 °C	7.0 °C	75 mm	0 days	0 days	0 cm	17 days
1967	11.4 °C	14.7 °C	8.0 °C	108 mm	0 days	0 days	0 cm	21 days
1966	11.6 °C	15.8 °C	7.2 °C	41 mm	0 days	0 days	0 cm	11 days
1965	12.2 °C	16.0 °C	8.1 °C	34 mm	0 days	0 days	0 cm	10 days
1964	13.9 °C	18.0 °C	9.5 °C	60 mm	0 days	0 days	0 cm	13 days
1963	10.8 °C	14.9 °C	6.7 °C	53 mm	0 days	0 days	0 cm	14 days
1962	10.2 °C	13.4 °C	6.8 °C	47 mm	0 days	0 days	0 cm	16 days
1961	11.7 °C	15.5 °C	7.5 °C	24 mm	0 days	0 days	0 cm	5 days
1960	13.0 °C	17.0 °C	8.6 °C	50 mm	0 days	0 days	0 cm	8 days
1959	12.6 °C	17.1 °C	8.0 °C	19 mm	0 days	0 days	0 cm	5 days
1958	11.9 °C	15.7 °C	7.6 °C	57 mm	0 days	0 days	0 cm	10 days
1957	10.7 °C	14.5 °C	6.4 °C	33 mm	0 days	0 days	0 cm	9 days
1956	12.7 °C	17.6 °C	7.6 °C	13 mm	0 days	0 days	0 cm	4 days
1955	10.1 °C	13.9 °C	6.3 °C	104 mm	0 days	0 days	0 cm	17 days
1954	11.6 °C	15.3 °C	7.8 °C	80 mm	0 days	0 days	0 cm	14 days
1953	13.0 °C	16.9 °C	8.9 °C	46 mm	0 days	0 days	0 cm	8 days
1952	13.9 °C	18.1 °C	9.4 °C	46 mm	0 days	0 days	0 cm	10 days
1951	10.5 °C	13.7 °C	7.1 °C	84 mm	0 days	0 days	0 cm	20 days
1950	11.6 °C	15.5 °C	7.7 °C	51 mm	0 days	0 days	0 cm	12 days
1949	11.3 °C	15.6 °C	6.8 °C	38 mm	0 days	0 days	0 cm	8 days
1948	12.3 °C	16.6 °C	7.6 °C	62 mm	0 days	0 days	0 cm	13 days
1947	14.1 °C	18.7 °C	9.3 °C	46 mm	0 days	0 days	0 cm	9 days
1946	11.5 °C	15.6 °C	7.4 °C	62 mm	0 days	0 days	0 cm	12 days
1945	13.2 °C	17.9 °C	8.7 °C	42 mm	0 days	2 days	0 cm	8 days
1944	12.1 °C	17.4 °C	6.3 °C	20 mm	1 day	0 days	0 cm	5 days
1943	13.0 °C	17.6 °C	8.4 °C	44 mm	0 days	0 days	0 cm	10 days
1942	11.3 °C	15.3 °C	7.7 °C	106 mm	0 days	0 days	0 cm	17 days
1941	9.9 °C	13.4 °C	6.2 °C	83 mm	0 days	1 day	0 cm	13 days
1940	13.8 °C	18.4 °C	8.8 °C	14 mm	0 days	0 days	0 cm	3 days

May records

Hottest day

32.1 °C

May 26, 2026 estimate

Coldest night

-0.7 °C

May 1, 1945 estimate

Wettest day

33 mm

May 26, 1941 estimate

The weather on your birthday in London

Any day since 1940: high, low, rain, snow, and how warm it was compared with the same date in every other year.

Questions & answers

How warm is London in May?

Highs average 16.7 °C and lows 8.8 °C. A typical May brings 0 hot days (30 °C or more) and 0 frost days.

Does it rain a lot in London in May?

About 53 mm falls in May, over some 10 days with at least 1 mm. The wettest May was 1981 (116 mm), the driest 2020 (6 mm).

What was the warmest May in London?

2008, with a mean temperature of 14.4 °C. The coldest was 1996 (9.8 °C). The last one, 2025, ranks 8 of 86.