Royston (Iceni) Weather Station
Daily Weather Observations - September 1999
(All times GMT)
|
Date |
Max. Temp. (°C) 09/09h |
Min. Temp. (°C) 09/09h |
Grass Min. Temp. (°C) 21/09h |
Earth (30cms) Temp.(°C) 09h |
Sunshine (Hours) 00/00h |
Rainfall (MM) 09/09h |
Wind Direction 09h |
Mean Wind Speed (MPH) 00/00h |
Maximum Gust Speed (MPH) 00/00h |
Cloud Cover (Oktas) 09h |
Mean MSL Pressure (Mb) 00/00h |
Mean Relative Humidity (%) 00/00h |
Mean Temp. (°C) 00/00h |
Fog (vis. <1000m @ 09h) |
Fog (vis. <200m @ 09h) |
Snow or Rain and Snow 00/00h |
Snow Lying @ 09h (>50% cover) |
Hail 00/00h |
Thunder 00/00h |
|
1 |
25.0 |
12.1 |
9.0 |
18.5 |
10.57 |
0.0 |
NW |
1.1 |
14 |
2 |
1020.6 |
71.2 |
18.8 |
0 |
0 |
0 |
0 |
0 |
0 |
|
2 |
26.3 |
13.6 |
10.5 |
18.7 |
12.32 |
0.0 |
SE |
2.4 |
16 |
1 |
1020.6 |
72.0 |
19.9 |
0 |
0 |
0 |
0 |
0 |
0 |
|
3 |
27.0 |
15.4 |
11.6 |
18.9 |
12.13 |
0.0 |
S |
1.0 |
16 |
0 |
1018.2 |
66.2 |
19.9 |
0 |
0 |
0 |
0 |
0 |
0 |
|
4 |
27.9 |
10.6 |
7.6 |
19.0 |
12.00 |
0.0 |
NE |
0.6 |
16 |
0 |
1018.5 |
64.9 |
18.7 |
0 |
0 |
0 |
0 |
0 |
0 |
|
5 |
26.7 |
12.1 |
9.2 |
18.9 |
8.69 |
0.0 |
NE |
0.4 |
12 |
8 |
1012.8 |
74.7 |
18.9 |
1 |
0 |
0 |
0 |
0 |
1 |
|
6 |
27.4 |
16.0 |
12.3 |
19.0 |
10.01 |
0.0 |
W |
2.5 |
18 |
0 |
1007.9 |
65.7 |
21.1 |
0 |
0 |
0 |
0 |
0 |
0 |
|
7 |
24.4 |
14.7 |
12.5 |
19.1 |
7.89 |
0.0 |
SW |
5.6 |
30 |
7 |
1010.3 |
71.7 |
18.5 |
0 |
0 |
0 |
0 |
0 |
0 |
|
8 |
23.6 |
11.0 |
7.0 |
18.5 |
4.82 |
1.1 |
S |
5.6 |
30 |
6 |
1014.7 |
75.1 |
17.6 |
0 |
0 |
0 |
0 |
0 |
0 |
|
9 |
21.8 |
11.7 |
10.2 |
18.3 |
10.34 |
0.0 |
W |
1.7 |
28 |
1 |
1022.4 |
69.3 |
16.2 |
0 |
0 |
0 |
0 |
0 |
0 |
|
10 |
24.5 |
8.5 |
5.7 |
17.9 |
8.16 |
0.0 |
NE |
1.9 |
16 |
6 |
1023.7 |
80.1 |
16.5 |
0 |
0 |
0 |
0 |
0 |
0 |
|
11 |
28.9 |
16.1 |
14.8 |
18.0 |
5.97 |
0.1 |
SE |
4.4 |
25 |
7 |
1013.2 |
72.5 |
21.8 |
0 |
0 |
0 |
0 |
0 |
0 |
|
12 |
21.9 |
15.6 |
15.0 |
18.5 |
2.43 |
0.0 |
N |
2.3 |
18 |
8 |
1011.2 |
74.3 |
17.4 |
0 |
0 |
0 |
0 |
0 |
0 |
|
13 |
21.1 |
10.5 |
8.7 |
17.8 |
3.81 |
0.3 |
S |
2.4 |
14 |
8 |
1011.1 |
69.9 |
14.9 |
0 |
0 |
0 |
0 |
0 |
0 |
|
14 |
13.5 |
11.5 |
10.0 |
17.4 |
0.00 |
4.7 |
NW |
0.9 |
14 |
8 |
1012.8 |
86.8 |
12.4 |
0 |
0 |
0 |
0 |
0 |
0 |
|
15 |
14.7 |
12.1 |
12.0 |
16.6 |
0.00 |
3.2 |
NW |
2.5 |
16 |
8 |
1010.5 |
98.3 |
12.6 |
1 |
0 |
0 |
0 |
0 |
0 |
|
16 |
18.5 |
11.1 |
9.8 |
16.2 |
2.55 |
3.7 |
S |
4.6 |
28 |
7 |
1005.4 |
86.5 |
14.2 |
0 |
0 |
0 |
0 |
0 |
0 |
|
17 |
20.0 |
9.9 |
8.5 |
16.1 |
9.32 |
0.4 |
S |
4.9 |
28 |
0 |
1004.3 |
82.0 |
13.9 |
0 |
0 |
0 |
0 |
0 |
0 |
|
18 |
18.9 |
10.9 |
9.0 |
15.9 |
4.02 |
0.8 |
S |
4.7 |
32 |
1 |
1001.1 |
85.1 |
14.9 |
0 |
0 |
0 |
0 |
0 |
0 |
|
19 |
17.8 |
14.5 |
13.1 |
16.0 |
0.00 |
14.4 |
SE |
2.6 |
28 |
8 |
992.9 |
86.3 |
16.0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
20 |
17.2 |
14.8 |
13.6 |
16.1 |
1.50 |
12.3 |
S |
2.9 |
25 |
8 |
987.4 |
94.9 |
15.0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
21 |
20.0 |
12.1 |
10.0 |
16.0 |
4.10 |
1.0 |
CALM |
1.3 |
14 |
7 |
993.4 |
88.9 |
14.8 |
0 |
0 |
0 |
0 |
0 |
0 |
|
22 |
21.4 |
13.1 |
10.1 |
16.0 |
3.28 |
6.6 |
S |
3.0 |
30 |
8 |
998.0 |
90.4 |
16.1 |
0 |
0 |
0 |
0 |
0 |
1 |
|
23 |
20.0 |
13.6 |
12.2 |
16.4 |
5.64 |
7.4 |
S |
6.8 |
30 |
3 |
1001.0 |
92.0 |
15.9 |
0 |
0 |
0 |
0 |
0 |
1 |
|
24 |
19.5 |
14.4 |
12.6 |
16.3 |
4.90 |
0.2 |
SW |
7.0 |
30 |
5 |
1005.9 |
88.0 |
16.1 |
0 |
0 |
0 |
0 |
0 |
0 |
|
25 |
20.0 |
13.0 |
11.0 |
16.4 |
3.76 |
4.3 |
SW |
4.0 |
18 |
6 |
1003.3 |
91.7 |
15.0 |
0 |
0 |
0 |
0 |
0 |
1 |
|
26 |
18.3 |
10.9 |
8.4 |
16.0 |
4.15 |
2.7 |
SW |
4.4 |
23 |
8 |
1000.5 |
88.0 |
13.5 |
0 |
0 |
0 |
0 |
0 |
0 |
|
27 |
18.5 |
12.1 |
11.0 |
16.0 |
4.62 |
0.3 |
SW |
6.8 |
28 |
8 |
994.1 |
85.0 |
14.4 |
0 |
0 |
0 |
0 |
0 |
0 |
|
28 |
18.8 |
11.2 |
9.5 |
15.9 |
4.51 |
2.6 |
W |
6.1 |
25 |
8 |
998.7 |
84.0 |
14.2 |
0 |
0 |
0 |
0 |
0 |
0 |
|
29 |
18.0 |
12.6 |
11.2 |
15.9 |
6.16 |
0.9 |
SW |
7.6 |
28 |
0 |
993.1 |
89.1 |
14.8 |
0 |
0 |
0 |
0 |
0 |
0 |
|
30 |
17.5 |
11.9 |
10.6 |
15.5 |
1.05 |
0.7 |
W |
5.4 |
28 |
7 |
992.9 |
87.6 |
13.2 |
0 |
0 |
0 |
0 |
0 |
0 |
|
31 |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
X |
|
Mean/ |
|||||||||||||||||||
|
Total |
21.3 |
12.6 |
10.6 |
17.2 |
168.70 |
67.7 |
X |
3.6 |
X |
5.1 |
1006.7 |
81.1 |
16.2 |
2 |
0 |
0 |
0 |
0 |
4 |
|
NOTE: Days with no rainfall or rainfall "trace" shown as "0.0"; days with rainfall "trace" in italics. |
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|
ADDITIONAL METLOG MONTHLY DATA: Rainfall 69.0 mm; rainfall duration 52.3 hours. |
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(This page last updated 8th October 2007 1857 GMT)