Daily Data Tables - Maximum Temperature / °C
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Lowest
1.6
5.6
8.9
12.2
12.3
16.2
23.3
26.9
Highest
11.2
17.3
18.5
26.1
35.2
35.8
34.8
27.7
Mean
7.8
(-0.0)
(-0.0)
10.3
(+2.1)
(+2.1)
12.9
(+2.0)
(+2.0)
17.1
(+2.8)
(+2.8)
21.3
(+3.5)
(+3.5)
24.6
(+3.7)
(+3.7)
28.6
(+5.6)
(+5.6)
27.3
(+4.8)
(+4.8)
Cumu-
lative
lative
7.8
(-0.0)
(-0.0)
9.0
(+1.0)
(+1.0)
10.3
(+1.4)
(+1.4)
12.0
(+1.7)
(+1.7)
13.9
(+2.1)
(+2.1)
15.7
(+2.4)
(+2.4)
17.6
(+2.9)
(+2.9)
17.7
(+2.0)
(+2.0)
Maximum Temperature in London, NW3, for every available day of 2026 along with monthly summary: lowest, highest, mean, and the cumulative value for the year to the month's end. Data for Maximum Temperature begins in 1881.
Figures in brackets refer to departure from recent average conditions.
Values for recent days are subject to quality control and may be adjusted at any time.
Highest air temperature recorded during the day (midnight to midnight, local time).