Royston (Iceni) Weather Station
30 Year (1981/2010) Summer* Temperature, Rainfall and Pressure Means
* June, July & August
|
Year |
T e m p e r a t u r e (°C) |
R a i n f a l l (MM) |
P r e s s u r e (m b) |
N o. o f D a y s W i t h |
Year |
||||||||||||||||||||||||||||
|
Mean Maximum |
Highest Maximum |
Date |
Lowest Maximum |
Date |
Mean Minimum |
Highest Minimum |
Date |
Lowest Minimum |
Date |
Mean Grass Minimum |
Lowest Grass Minimum |
Date |
Mean Earth 30cms 09hrs |
Mean Earth 30cms 21hrs |
No. of Air Frosts |
No. of Ground Frosts |
Total |
No. of Days with 0.2mm or more |
Most in a Day |
Date |
Mean MSL Air Pressure |
Highest |
Date |
Lowest |
Date |
Fog (vis. <1000m @ 09 hrs) |
Fog (vis. < 200m @ 09 hrs) |
Snow or Rain and Snow |
Snow Lying (> 50% cover @ 09 hrs) |
Hail |
Thunder |
||
|
1981 |
20.3 |
27.7 |
05/08 |
11.6 |
24/07 |
11.6 |
17.0 |
05/08 |
5.8 |
28/06 |
10.8 |
2.8 |
28/06 |
18.3 |
18.6 |
0 |
0 |
122.8 |
22 |
21.2 |
09/07 |
1019 |
1032 |
12/06 |
1002 |
23/07 |
4 |
1 |
0 |
0 |
0 |
6 |
1981 |
|
1982 |
21.3 |
28.6 |
09/07 |
15.6 |
31/08 |
12.4 |
17.4 |
06/06 |
6.8 |
14/06 |
10.7 |
4.6 |
28/07 |
18.6 |
19.1 |
0 |
0 |
170.3 |
41 |
39.2 |
03/08 |
1017 |
1030 |
19/07 |
1004 |
22/06 |
2 |
1 |
0 |
0 |
1 |
20 |
1982 |
|
1983 |
23.1 |
31.5 |
15/07 |
16.5 |
15/06 |
12.6 |
20.0 |
15/07 |
6.1 |
19/06 |
10.6 |
2.2 |
30/08 |
19.2 |
19.8 |
0 |
0 |
59.5 |
21 |
11.1 |
31/07 |
1021 |
1034 |
18/06 |
1005 |
01/08 |
10 |
3 |
0 |
0 |
0 |
10 |
1983 |
|
1984 |
22.0 |
29.0 |
28/07 |
13.0 |
01/06 |
11.8 |
17.0 |
31/08 |
6.6 |
24/06 |
9.8 |
3.4 |
04/06 |
18.0 |
18.5 |
0 |
0 |
122.2 |
29 |
25.1 |
04/08 |
1020 |
1030 |
11/06 |
1001 |
03/06 |
6 |
2 |
0 |
0 |
0 |
6 |
1984 |
|
1985 |
19.7 |
27.4 |
13/07 |
11.5 |
06/06 |
11.0 |
17.6 |
26/07 |
3.7 |
01/06 |
9.4 |
0.5 |
01/06 |
17.4 |
17.7 |
0 |
0 |
213.8 |
50 |
25.6 |
06/06 |
1015 |
1031 |
07/07 |
989 |
05/08 |
0 |
0 |
0 |
0 |
1 |
11 |
1985 |
|
1986 |
20.4 |
28.5 |
27/06 |
12.5 |
05/06 |
11.1 |
18.4 |
16/07 |
4.0 |
12/06 |
9.6 |
-0.1 |
12/06 |
17.5 |
17.9 |
0 |
1 |
149.6 |
37 |
29.0 |
25/08 |
1018 |
1031 |
13/06 |
986 |
26/08 |
2 |
0 |
0 |
0 |
0 |
5 |
1986 |
|
1987 |
19.6 |
28.5 |
21/08 |
11.5 |
09/06 |
11.5 |
18.0 |
28/06 |
4.4 |
16/06 |
10.0 |
1.8 |
16/06 |
17.6 |
18.0 |
0 |
0 |
234.1 |
49 |
26.8 |
25/08 |
1017 |
1030 |
03/07 |
1000 |
17/07 |
3 |
1 |
0 |
0 |
0 |
11 |
1987 |
|
1988 |
19.7 |
29.0 |
07/08 |
11.8 |
09/06 |
11.3 |
16.9 |
22/07 |
5.7 |
06/06 |
9.8 |
3.0 |
06/06 |
17.6 |
17.9 |
0 |
0 |
204.0 |
46 |
45.3 |
31/08 |
1016 |
1029 |
24/06 |
990 |
03/07 |
1 |
0 |
0 |
0 |
1 |
6 |
1988 |
|
1989 |
22.9 |
31.9 |
22/07 |
13.0 |
06/06 |
12.0 |
18.2 |
22/07 |
2.5 |
02/06 |
9.8 |
-0.8 |
02/06 |
19.1 |
19.7 |
0 |
2 |
132.7 |
28 |
28.7 |
07/07 |
1020 |
1032 |
18/06 |
1003 |
11/08 |
1 |
1 |
0 |
0 |
0 |
8 |
1989 |
|
1990 |
22.6 |
35.0 |
03/08 |
12.9 |
12/06 |
12.1 |
19.9 |
04/08 |
6.9 |
03/07 |
9.9 |
2.1 |
05/06 |
18.3 |
18.9 |
0 |
0 |
71.9 |
24 |
10.4 |
17/08 |
1018 |
1030 |
11/07 |
993 |
21/06 |
1 |
1 |
0 |
0 |
0 |
5 |
1990 |
|
1991 |
21.2 |
28.1 |
11/07 |
13.3 |
03/06 |
11.9 |
17.9 |
06/07 |
3.0 |
04/06 |
9.7 |
-1.0 |
02/06 |
18.1 |
18.5 |
0 |
1 |
157.5 |
38 |
16.7 |
30/07 |
1019 |
1033 |
28/08 |
1004 |
07/06 |
6 |
4 |
0 |
0 |
1 |
6 |
1991 |
|
1992 |
21.5 |
28.5 |
29/06 |
14.6 |
07/06 |
12.4 |
17.5 |
09/08 |
6.6 |
19/06 |
10.4 |
4.0 |
18/06 |
19.0 |
19.3 |
0 |
0 |
186.7 |
35 |
21.0 |
20/07 |
1017 |
1034 |
17/06 |
988 |
30/08 |
3 |
1 |
0 |
0 |
0 |
7 |
1992 |
|
1993 |
20.8 |
27.0 |
08/06 |
15.7 |
14/06 |
11.3 |
17.0 |
20/08 |
5.1 |
23/08 |
9.0 |
1.0 |
23/08 |
18.5 |
18.8 |
0 |
0 |
131.2 |
38 |
21.3 |
11/08 |
1020 |
1034 |
17/08 |
1003 |
12/06 |
2 |
1 |
0 |
0 |
0 |
5 |
1993 |
|
1994 |
22.6 |
32.0 |
12/07 |
12.4 |
04/06 |
12.5 |
19.5 |
31/07 |
5.1 |
05/06 |
10.2 |
3.2 |
05/06 |
19.0 |
19.5 |
0 |
0 |
78.8 |
27 |
18.1 |
31/08 |
1018 |
1034 |
12/06 |
1004 |
03/06 |
3 |
1 |
0 |
0 |
0 |
7 |
1994 |
|
1995 |
23.8 |
33.3 |
01/08 |
11.5 |
13/06 |
12.4 |
18.0 |
29/07 |
6.0 |
08/06 |
9.2 |
3.5 |
30/08 |
18.6 |
18.9 |
0 |
0 |
45.8 |
22 |
10.2 |
23/08 |
1019 |
1033 |
22/06 |
1004 |
02/07 |
3 |
0 |
0 |
0 |
0 |
2 |
1995 |
|
1996 |
22.6 |
31.5 |
22/07 |
15.0 |
29/06 |
11.8 |
18.4 |
20/08 |
5.0 |
23/06 |
9.8 |
2.0 |
23/06 |
18.1 |
18.7 |
0 |
0 |
105.5 |
23 |
28.6 |
23/07 |
1019 |
1036 |
13/06 |
1000 |
03/07 |
2 |
0 |
0 |
0 |
1 |
4 |
1996 |
|
1997 |
22.6 |
31.1 |
08/08 |
12.0 |
27/06 |
13.0 |
20.2 |
11/08 |
5.8 |
01/06 |
11.1 |
2.0 |
01/06 |
18.7 |
19.3 |
0 |
0 |
213.0 |
42 |
28.4 |
27/08 |
1015 |
1030 |
07/07 |
991 |
21/06 |
2 |
1 |
0 |
0 |
0 |
10 |
1997 |
|
1998 |
20.8 |
30.5 |
10/08 |
11.1 |
11/06 |
11.9 |
17.9 |
21/06 |
5.6 |
12/06 |
10.1 |
2.7 |
12/06 |
17.9 |
18.5 |
0 |
0 |
164.8 |
43 |
22.9 |
01/08 |
1014 |
1029 |
05/08 |
998 |
12/07 |
0 |
0 |
0 |
0 |
1 |
7 |
1998 |
|
1999 |
21.8 |
30.9 |
02/08 |
14.5 |
12/06 |
12.2 |
18.0 |
03/08 |
5.6 |
22/08 |
10.1 |
3.5 |
22/08 |
18.5 |
19.2 |
0 |
0 |
206.1 |
38 |
24.9 |
06/07 |
1014 |
1029 |
08/07 |
994 |
08/08 |
2 |
0 |
0 |
0 |
1 |
14 |
1999 |
|
2000 |
21.3 |
32.0 |
19/06 |
14.5 |
10/07 |
12.3 |
17.1 |
10/08 |
7.8 |
07/06 |
10.6 |
5.0 |
07/06 |
18.0 |
18.7 |
0 |
0 |
137.3 |
29 |
18.9 |
03/07 |
1016 |
1028 |
16/06 |
989 |
10/07 |
0 |
0 |
0 |
0 |
2 |
6 |
2000 |
|
2001 |
22.1 |
30.9 |
29/07 |
13.7 |
17/06 |
12.5 |
19.4 |
29/07 |
4.0 |
03/06 |
10.9 |
1.6 |
09/06 |
18.2 |
18.9 |
0 |
0 |
141.8 |
34 |
23.5 |
17/07 |
1014 |
1028 |
18/06 |
993 |
18/07 |
1 |
0 |
0 |
0 |
0 |
8 |
2001 |
|
2002 |
21.5 |
30.8 |
29/07 |
14.5 |
05/06 |
12.6 |
17.2 |
30/07 |
8.1 |
28/06 |
10.8 |
5.5 |
29/06 |
18.3 |
18.9 |
0 |
0 |
183.7 |
37 |
48.8 |
30/07 |
1015 |
1031 |
31/08 |
991 |
03/07 |
0 |
0 |
0 |
0 |
0 |
9 |
2002 |
|
2003 |
24.0 |
36.4 |
10/08 |
17.3 |
03/07 |
13.3 |
19.8 |
10/08 |
6.9 |
30/08 |
11.5 |
4.3 |
31/08 |
19.2 |
20.0 |
0 |
0 |
94.6 |
28 |
17.0 |
22/06 |
1016 |
1025 |
13/06 |
997 |
01/07 |
0 |
0 |
0 |
0 |
0 |
7 |
2003 |
|
2004 |
22.3 |
30.7 |
08/06 |
15.5 |
01/06 |
13.0 |
21.1 |
09/08 |
5.5 |
19/06 |
11.1 |
3.2 |
19/06 |
18.8 |
19.5 |
0 |
0 |
186.5 |
43 |
38.0 |
07/07 |
1014 |
1034 |
13/06 |
989 |
23/06 |
0 |
0 |
0 |
0 |
1 |
9 |
2004 |
|
2005 |
22.2 |
31.7 |
19/06 |
15.7 |
11/06 |
12.3 |
18.9 |
20/06 |
3.6 |
7/06 |
10.3 |
-0.1 |
7/06 |
18.1 |
18.7 |
0 |
1 |
137.6 |
35 |
16.5 |
22/08 |
1016 |
1037 |
8/06 |
999 |
25/07 |
1 |
0 |
0 |
0 |
0 |
7 |
2005 |
|
2006 |
23.9 |
35.2 |
19/07 |
15.4 |
26/06 |
13.3 |
20.7 |
20/07 |
5.1 |
1/06 |
11.5 |
2.4 |
01/06 |
19.2 |
20.0 |
0 |
0 |
209.1 |
35 |
75.5 |
26/07 |
1015 |
1032 |
14/07 |
998 |
17/08 |
0 |
0 |
0 |
0 |
2 |
10 |
2006 |
|
2007 |
21.0 |
29.8 |
05/08 |
14.2 |
06/06 |
12.1 |
17.1 |
16/07 |
7.0 |
01/06 |
10.1 |
3.5 |
01/06 |
18.0 |
18.5 |
0 |
0 |
191.2 |
46 |
17.8 |
19/08 |
1010 |
1027 |
26/08 |
990 |
14/08 |
3 |
0 |
0 |
0 |
0 |
11 |
2007 |
|
2008 |
21.3 |
29.1 |
28/07 |
14.9 |
03/06 |
12.6 |
17.5 |
29/08 |
6.4 |
16/06 |
10.5 |
2.7 |
16/06 |
17.9 |
18.4 |
0 |
0 |
189.5 |
45 |
40.4 |
07/08 |
1010 |
1024 |
23/07 |
983 |
12/08 |
2 |
0 |
0 |
0 |
0 |
5 |
2008 |
|
2009 |
22.2 |
29.1 |
01/07 |
13.5 |
05/06 |
12.4 |
17.8 |
06/08 |
4.7 |
04/06 |
10.7 |
1.5 |
04/06 |
18.2 |
18.8 |
0 |
0 |
203.1 |
40 |
52.4 |
06/08 |
1013 |
1028 |
23/06 |
998 |
07/06 |
0 |
0 |
0 |
0 |
0 |
7 |
2009 |
|
2010 |
22.4 |
31.3 |
09/07 |
14.1 |
01/06 |
12.5 |
18.5 |
21/08 |
4.6 |
17/06 |
10.6 |
1.6 |
17/06 |
18.2 |
18.9 |
0 |
0 |
212.0 |
41 |
51.8 |
25/08 |
1015 |
1029 |
15/06 |
993 |
23/08 |
0 |
0 |
0 |
0 |
0 |
3 |
2010 |
|
Mean |
21.8 |
X |
X |
X |
X |
12.2 |
X |
X |
X |
X |
10.3 |
X |
X |
18.3 |
18.9 |
0.0 |
0.2 |
155.2 |
35.5 |
X |
X |
1016 |
X |
X |
X |
X |
2.0 |
0.6 |
0.0 |
0.0 |
0.4 |
7.7 |
Mean |
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(This page last updated 18th July 2011 2002 GMT)