Historical Ranked Monthly Data - Air-frost Hrs / hrs
Weather Variable:
Top monthly total
Rank
Value
Date
1
287
Dec 2010
2
185
Jan 2010
3
152
Feb 2012
4
132
Jan 2013
5
95
Dec 2009
6
91
Mar 2013
7
77
Jan 2026
8
71
Feb 2009
9
70
Nov 2010
10
66
Dec 2012
11
51
Feb 2010
12
35
Mar 2010
13
24
Jan 2012
14
14
Jan 2011
15
13
Nov 2012
16
12
Feb 2013
17
12
Mar 2011
18
12
Apr 2013
19
6
Dec 2011
20
6
Nov 2013
21
5
Apr 2012
22
5
Feb 2011
23
0.9
Mar 2009
24
0.7
Oct 2010
25
0.6
Feb 2026
26
0
Current Month
27
0
Last Month
Bottom monthly total
Rank
Value
Date
1
0
Jan 2009
2
0
Apr 2009
3
0
May 2009
4
0
Jun 2009
5
0
Jul 2009
6
0
Aug 2009
7
0
Sep 2009
8
0
Oct 2009
9
0
Nov 2009
10
0
Apr 2010
11
0
May 2010
12
0
Jun 2010
13
0
Jul 2010
14
0
Aug 2010
15
0
Sep 2010
16
0
Apr 2011
17
0
May 2011
18
0
Jun 2011
19
0
Jul 2011
20
0
Aug 2011
21
0
Sep 2011
22
0
Oct 2011
23
0
Nov 2011
24
0
Mar 2012
25
0
May 2012
42
0
Current Month
41
0
Last Month
Air-frost Hrs monthly extremes: highest and lowest monthly totals. There are 67 valid months for the chosen period from 2009 to present in London, NW3.
Top monthly count
Rank
Value
Date
1
31
May 2026
2
31
Mar 2026
3
31
Jan 2026
4
31
Dec 2013
5
31
Oct 2013
6
31
Aug 2013
7
31
Jul 2013
8
31
May 2013
9
31
Mar 2013
10
31
Jan 2013
11
31
Dec 2012
12
31
Oct 2012
13
31
Aug 2012
14
31
Jul 2012
15
31
May 2012
16
31
Mar 2012
17
31
Jan 2012
18
31
Dec 2011
19
31
Oct 2011
20
31
Aug 2011
21
31
Jul 2011
22
31
May 2011
23
31
Mar 2011
24
31
Jan 2011
25
31
Dec 2010
66
4
Current Month
38
30
Last Month
Bottom monthly count
Rank
Value
Date
1
0
Jan 2009
2
4
Jul 2026
3
28
Feb 2009
4
28
Feb 2010
5
28
Feb 2011
6
28
Feb 2013
7
28
Feb 2026
8
29
Feb 2012
9
30
Apr 2009
10
30
Jun 2009
11
30
Sep 2009
12
30
Nov 2009
13
30
Apr 2010
14
30
Jun 2010
15
30
Sep 2010
16
30
Nov 2010
17
30
Apr 2011
18
30
Jun 2011
19
30
Sep 2011
20
30
Nov 2011
21
30
Apr 2012
22
30
Jun 2012
23
30
Sep 2012
24
30
Nov 2012
25
30
Apr 2013
2
4
Current Month
30
30
Last Month
Air-frost Hrs monthly extremes: most and fewest days with a value. There are 67 valid months for the chosen period from 2009 to present in London, NW3.
Top monthly lowest
Rank
Value
Date
1
0
Jul 2026
2
0
Jun 2026
3
0
May 2026
4
0
Apr 2026
5
0
Mar 2026
6
0
Feb 2026
7
0
Jan 2026
8
0
Dec 2013
9
0
Nov 2013
10
0
Oct 2013
11
0
Sep 2013
12
0
Aug 2013
13
0
Jul 2013
14
0
Jun 2013
15
0
May 2013
16
0
Apr 2013
17
0
Mar 2013
18
0
Feb 2013
19
0
Jan 2013
20
0
Dec 2012
21
0
Nov 2012
22
0
Oct 2012
23
0
Sep 2012
24
0
Aug 2012
25
0
Jul 2012
1
0
Current Month
2
0
Last Month
Bottom monthly lowest
Rank
Value
Date
1
0
Feb 2009
2
0
Mar 2009
3
0
Apr 2009
4
0
May 2009
5
0
Jun 2009
6
0
Jul 2009
7
0
Aug 2009
8
0
Sep 2009
9
0
Oct 2009
10
0
Nov 2009
11
0
Dec 2009
12
0
Jan 2010
13
0
Feb 2010
14
0
Mar 2010
15
0
Apr 2010
16
0
May 2010
17
0
Jun 2010
18
0
Jul 2010
19
0
Aug 2010
20
0
Sep 2010
21
0
Oct 2010
22
0
Nov 2010
23
0
Dec 2010
24
0
Jan 2011
25
0
Feb 2011
66
0
Current Month
65
0
Last Month
Air-frost Hrs monthly extremes: highest and lowest monthly minima. There are 66 valid months for the chosen period from 2009 to present in London, NW3.
Top monthly highest
Rank
Value
Date
1
24
Jan 2013
2
24
Dec 2010
3
22
Jan 2010
4
20
Dec 2009
5
20
Feb 2012
6
20
Mar 2013
7
19
Nov 2010
8
18
Jan 2026
9
17
Feb 2009
10
14
Dec 2012
11
14
Mar 2010
12
13
Nov 2012
13
10
Feb 2010
14
10
Jan 2012
15
7
Mar 2011
16
6
Feb 2013
17
6
Apr 2013
18
6
Nov 2013
19
5
Apr 2012
20
5
Feb 2011
21
5
Jan 2011
22
4
Dec 2011
23
0.9
Mar 2009
24
0.7
Oct 2010
25
0.6
Feb 2026
26
0
Current Month
27
0
Last Month
Bottom monthly highest
Rank
Value
Date
1
0
Apr 2009
2
0
May 2009
3
0
Jun 2009
4
0
Jul 2009
5
0
Aug 2009
6
0
Sep 2009
7
0
Oct 2009
8
0
Nov 2009
9
0
Apr 2010
10
0
May 2010
11
0
Jun 2010
12
0
Jul 2010
13
0
Aug 2010
14
0
Sep 2010
15
0
Apr 2011
16
0
May 2011
17
0
Jun 2011
18
0
Jul 2011
19
0
Aug 2011
20
0
Sep 2011
21
0
Oct 2011
22
0
Nov 2011
23
0
Mar 2012
24
0
May 2012
25
0
Jun 2012
41
0
Current Month
40
0
Last Month
Air-frost Hrs monthly extremes: highest and lowest monthly maxima. There are 66 valid months for the chosen period from 2009 to present in London, NW3.