The calendar below shows a visual representation of when the heatwave criteria has been recorded this year, along with those dates that have been hot and warm.
A UK heatwave threshold is met when a location records a period of at least three consecutive days with daily maximum temperatures meeting or exceeding the heatwave temperature threshold. For Reigate, this is 28ºC.
The Heatwave days are shown in red (28ºC+), the hot days in orange (25ºC+) and the warm days (20ºC+) in yellow
| January 2025
| | | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|
| | | 1
11.6 | 2
4.4 | 3
5.1 | 4
2.3 | 5
12.1 | 6
11.7 | 7
5.1 | 8
2.6 | 9
3.6 | 10
2.7 | 11
5.7 | 12
3.2 | 13
5.8 | 14
10.7 | 15
9.2 | 16
9.1 | 17
5.4 | 18
2.9 | 19
2.9 | 20
7.0 | 21
4.2 | 22
3.9 | 23
7.9 | 24
10.3 | 25
8.2 | 26
9.1 | 27
9.2 | 28
9.8 | 29
7.9 | 30
8.0 | 31
7.6 | | |
| | February 2025
| | | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|
| | | | | | 1
5.3 | 2
8.1 | 3
7.5 | 4
9.1 | 5
9.8 | 6
8.0 | 7
3.9 | 8
5.8 | 9
5.6 | 10
4.2 | 11
4.1 | 12
5.3 | 13
4.3 | 14
6.6 | 15
6.0 | 16
5.4 | 17
6.3 | 18
7.0 | 19
8.7 | 20
11.7 | 21
14.1 | 22
13.7 | 23
10.2 | 24
12.9 | 25
10.7 | 26
8.5 | 27
10.6 | 28
11.2 | | |
| | March 2025
| | | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|
| | | | | | 1
10.7 | 2
12.4 | 3
13.3 | 4
14.3 | 5
13.8 | 6
15.9 | 7
15.9 | 8
17.2 | 9
18.1 | 10
16.4 | 11
8.9 | 12
7.8 | 13
7.3 | 14
8.8 | 15
9.4 | 16
10.8 | 17
7.5 | 18
13.0 | 19
18.2 | 20
20.8 | 21
18.9 | 22
16.7 | 23
14.3 | 24
13.9 | 25
14.8 | 26
18.4 | 27
16.3 | 28
14.8 | 29
14.7 | 30
18.1 | 31
17.9 | | | | | | |
|
| April 2025
| | | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|
| | 1
15.3 | 2
16.5 | 3
20.7 | 4
22.3 | 5
17.8 | 6
16.5 | 7
16.2 | 8
17.8 | 9
6.7 | 10
18.7 | 11
24.4 | 12
23.2 | 13
17.0 | 14
15.4 | 15
16.5 | 16
14.6 | 17
19.1 | 18
17.3 | 19
17.0 | 20
14.9 | 21
16.6 | 22
16.8 | 23
11.9 | 24
17.8 | 25
18.1 | 26
19.4 | 27
22.1 | 28
25.1 | 29
25.2 | 30
27.6 | | | | |
| | May 2025
| | | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|
| | | | 1
29.1 | 2
27.1 | 3
21.9 | 4
14.9 | 5
13.9 | 6
16.8 | 7
17.1 | 8
17.9 | 9
19.4 | 10
23.4 | 11
25.9 | 12
22.1 | 13
24.8 | 14
24.3 | 15
14.1 | 16
20.2 | 17
22.1 | 18
18.8 | 19
19.3 | 20
23.0 | 21
19.9 | 22
16.9 | 23
19.4 | 24
21.3 | 25
19.8 | 26
18.6 | 27
15.4 | 28
22.2 | 29
22.9 | 30
23.6 | 31
26.3 | |
| | June 2025
| | | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|
| | | | | | | 1
21.1 | 2
22.0 | 3
16.2 | 4
18.4 | 5
15.2 | 6
19.8 | 7
16.8 | 8
19.2 | 9
20.4 | 10
23.7 | 11
24.9 | 12
25.8 | 13
29.1 | 14
23.0 | 15
24.1 | 16
26.3 | 17
26.8 | 18
29.6 | 19
31.1 | 20
29.5 | 21
32.8 | 22
25.2 | 23
22.4 | 24
24.6 | 25
27.4 | 26
24.4 | 27
26.0 | 28
28.7 | 29
30.4 | 30
32.7 | | | | | | |
|
| July 2025
| | | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|
| | 1
34.1 | 2
24.8 | 3
25.4 | 4
26.6 | 5
20.6 | 6
22.8 | 7
21.7 | 8
24.9 | 9
26.7 | 10
32.1 | 11
32.4 | 12
30.2 | 13
29.4 | 14
24.0 | 15
21.9 | 16
26.3 | 17
26.9 | 18
29.9 | 19
24.0 | 20
21.9 | 21
23.8 | 22
22.2 | 23
22.2 | 24
21.3 | 25
26.5 | 26
24.3 | 27
21.3 | 28
24.8 | 29
19.7 | 30
25.0 | 31
21.3 | | | |
| | August 2025
| | | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|
| | | | | 1
21.9 | 2
22.2 | 3
22.5 | 4
20.2 | 5
22.7 | 6
23.7 | 7
22.1 | 8
25.7 | 9
25.8 | 10
27.8 | 11
31.5 | 12
33.5 | 13
25.8 | 14
28.1 | 15
31.1 | 16
21.6 | 17
26.2 | 18
22.1 | 19
25.9 | 20
22.4 | 21
22.9 | 22
23.8 | 23
24.7 | 24
25.3 | 25
27.4 | 26
24.8 | 27
21.9 | 28
20.4 | 29
20.7 | 30
20.1 | 31
21.0 | |
| | September 2025
| | | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|
1
20.0 | 2
18.5 | 3
20.5 | 4
20.6 | 5
23.1 | 6
23.6 | 7
24.9 | 8
21.8 | 9
21.2 | 10
16.9 | 11
18.8 | 12
19.0 | 13
18.4 | 14
17.4 | 15
18.2 | 16
19.2 | 17
17.4 | 18
20.4 | 19
26.6 | 20
20.9 | 21
17.8 | 22
17.6 | 23
17.1 | 24
18.4 | 25
19.7 | 26
15.3 | 27
18.1 | 28
15.6 | 29
19.4 | 30
21.4 | | | | | |
|
| October 2025
| | | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|
| | | 1
17.7 | 2
18.6 | 3
17.3 | 4
17.2 | 5
16.7 | 6
21.1 | 7
17.7 | 8
17.7 | 9
16.9 | 10
15.3 | 11
17.6 | 12
17.7 | 13
15.9 | 14
13.4 | 15
14.7 | 16
15.6 | 17
15.8 | 18
14.8 | 19
15.1 | 20
14.7 | 21
16.2 | 22
15.3 | 23
12.3 | 24
13.3 | 25
11.6 | 26
11.5 | 27
13.5 | 28
15.3 | 29
11.9 | 30
13.2 | 31
15.4 | | |
| | November 2025
| | | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|
| | | | | | 1
15.7 | 2
12.8 | 3
15.4 | 4
15.1 | 5
16.2 | 6
17.1 | 7
14.9 | 8
15.4 | 9
13.9 | 10
13.1 | 11
14.6 | 12
15.9 | 13
16.6 | 14
14.4 | 15
13.7 | 16
10.3 | 17
8.9 | 18
7.0 | 19
4.8 | 20
3.5 | 21
7.3 | 22
7.4 | 23
10.2 | 24
7.2 | 25
6.6 | 26
8.7 | 27
12.8 | 28
12.7 | 29
10.9 | 30
8.9 | |
| | December 2025
| | | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|
1
11.1 | 2
9.9 | 3
10.2 | 4
8.3 | 5
9.8 | 6
11.9 | 7
13.8 | 8
14.1 | 9
13.5 | 10
13.5 | 11
11.4 | 12
11.8 | 13
9.7 | 14
10.7 | 15
10.8 | 16
12.8 | 17
10.2 | 18
11.9 | 19
11.1 | 20
8.6 | 21
10.6 | 22
11.2 | 23
7.8 | 24
6.1 | 25
5.3 | 26
6.2 | 27
7.9 | 28
7.1 | 29
5.9 | 30
| 31
| | | | |
|