Daily Data Tables - Mean Temperature / °C
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Lowest
-0.8
2.9
5.6
9.0
7.5
12.5
17.8
17.6
Highest
10.1
12.7
12.1
16.8
27.0
29.1
28.7
20.7
Mean
5.4
(+0.0)
(+0.0)
8.1
(+2.5)
(+2.5)
9.0
(+1.4)
(+1.4)
11.8
(+1.7)
(+1.7)
16.1
(+2.7)
(+2.7)
19.5
(+3.0)
(+3.0)
22.4
(+3.8)
(+3.8)
19.1
(+0.8)
(+0.8)
Cumu-
lative
lative
5.4
(+0.0)
(+0.0)
6.7
(+1.2)
(+1.2)
7.5
(+1.3)
(+1.3)
8.6
(+1.4)
(+1.4)
10.1
(+1.7)
(+1.7)
11.7
(+1.9)
(+1.9)
13.2
(+2.2)
(+2.2)
13.3
(+1.4)
(+1.4)
Mean 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 Mean 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.
Mean air temperature for the day (midnight to midnight, local time), averaged from the logged readings.