Royston (Iceni) Weather Station
Daily Weather Observations - January 1999
(All times GMT)
|
Date |
Max. Temp. (Deg.C) 09/09h |
Min. Temp. (Deg.C) 09/09h |
Grass Min. Temp. (Deg.C) 21/09h |
Earth (30cms) Temp. 09h |
Sunshine (Hours) 00/00h |
Rainfall (MM) 09/09h |
Wind Direction 09h |
Mean Wind Speed (MPH) 00/00 |
Maximum Gust Speed (MPH) 00/00 |
Cloud Cover (Oktas) 09h |
Mean MSL Pressure (Mb) 00/00h |
Mean Relative Humidity (%) 00/00h |
Mean Temp. 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 |
9.3 |
6.1 |
3.7 |
6.2 |
5.00 |
2.4 |
S |
5.6 |
30 |
3 |
1002.1 |
89.6 |
7.2 |
0 |
0 |
0 |
0 |
0 |
0 |
|
2 |
8.8 |
6.3 |
4.3 |
6.0 |
5.74 |
7.0 |
SW |
10.4 |
46 |
0 |
993.9 |
82.9 |
6.6 |
0 |
0 |
0 |
0 |
0 |
0 |
|
3 |
13.1 |
2.9 |
1.0 |
5.5 |
1.41 |
7.4 |
S |
7.7 |
48 |
7 |
998.1 |
90.9 |
5.2 |
0 |
0 |
0 |
0 |
0 |
0 |
|
4 |
12.5 |
4.6 |
4.0 |
5.7 |
0.69 |
0.3 |
SW |
10.6 |
44 |
8 |
1002.7 |
85.4 |
10.5 |
0 |
0 |
0 |
0 |
0 |
0 |
|
5 |
13.0 |
9.1 |
8.1 |
6.7 |
1.82 |
0.0 |
SW |
9.8 |
39 |
6 |
1008.1 |
87.5 |
11.3 |
0 |
0 |
0 |
0 |
0 |
0 |
|
6 |
14.2 |
8.9 |
6.6 |
7.0 |
6.44 |
6.9 |
S |
8.3 |
35 |
3 |
1005.9 |
81.5 |
10 |
0 |
0 |
0 |
0 |
0 |
0 |
|
7 |
7.4 |
3.3 |
1.3 |
6.8 |
1.71 |
3.5 |
SW |
7.1 |
30 |
7 |
1004.3 |
94.4 |
5.5 |
0 |
0 |
0 |
0 |
0 |
0 |
|
8 |
5.7 |
2.6 |
-0.2 |
6.1 |
2.99 |
0.9 |
SW |
5.1 |
30 |
5 |
1001.8 |
89.7 |
4.1 |
0 |
0 |
0 |
0 |
0 |
0 |
|
9 |
3.5 |
-0.3 |
-3.4 |
5.5 |
1.35 |
0.0 |
NW |
2.0 |
16 |
3 |
1012.4 |
95.6 |
1.6 |
0 |
0 |
0 |
0 |
0 |
0 |
|
10 |
4.0 |
0.1 |
-1.3 |
5.0 |
1.10 |
0.0 |
CALM |
0.5 |
12 |
8 |
1016.2 |
96.7 |
1.2 |
1 |
0 |
0 |
0 |
0 |
0 |
|
11 |
2.8 |
-1.3 |
-4.9 |
4.9 |
1.26 |
1.4 |
NW |
0.9 |
12 |
8 |
1017.1 |
95.8 |
-0.2 |
0 |
0 |
0 |
0 |
0 |
0 |
|
12 |
4.1 |
-2.2 |
-7.5 |
4.0 |
0.00 |
6.1 |
S |
7.4 |
35 |
8 |
1004.2 |
95.8 |
1.1 |
0 |
0 |
1 |
1 |
0 |
0 |
|
13 |
8.3 |
1.2 |
-2.1 |
3.5 |
0.05 |
0.5 |
SW |
7.5 |
28 |
7 |
1003.5 |
89.8 |
3.9 |
0 |
0 |
0 |
0 |
0 |
0 |
|
14 |
8.8 |
3.4 |
0.5 |
3.6 |
5.46 |
0.0 |
W |
11.7 |
41 |
0 |
1004.0 |
80.6 |
5.6 |
0 |
0 |
0 |
0 |
0 |
0 |
|
15 |
11.1 |
6.5 |
4.2 |
4.0 |
0.00 |
9.3 |
SW |
15.5 |
55 |
8 |
998.2 |
87.2 |
8.8 |
0 |
0 |
0 |
0 |
0 |
0 |
|
16 |
6.5 |
4.4 |
1.5 |
5.2 |
4.20 |
0.0 |
SW |
7.6 |
44 |
2 |
993.9 |
86.7 |
6.4 |
0 |
0 |
0 |
0 |
0 |
0 |
|
17 |
7.7 |
2.8 |
0.4 |
4.8 |
7.12 |
0.0 |
SW |
7.1 |
30 |
0 |
1004.8 |
84.9 |
4.5 |
0 |
0 |
0 |
0 |
0 |
0 |
|
18 |
10.8 |
2.5 |
0.2 |
4.0 |
2.90 |
2.8 |
SW |
9.5 |
48 |
1 |
1011.7 |
91.7 |
6.0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
19 |
12.0 |
8.7 |
8.1 |
4.9 |
0.00 |
2.9 |
S |
11.5 |
41 |
8 |
1005.3 |
96.2 |
10.8 |
0 |
0 |
0 |
0 |
0 |
0 |
|
20 |
11.5 |
11.4 |
10.0 |
6.4 |
0.00 |
0.0 |
SW |
8.4 |
41 |
8 |
1009.1 |
92.8 |
10.5 |
0 |
0 |
0 |
0 |
0 |
0 |
|
21 |
8.0 |
3.6 |
-1.3 |
6.7 |
7.14 |
0.0 |
CALM |
1.1 |
12 |
0 |
1021.1 |
93.7 |
5.3 |
0 |
0 |
0 |
0 |
0 |
0 |
|
22 |
2.7 |
-3.4 |
-6.6 |
5.4 |
7.26 |
0.1 |
CALM |
0.1 |
7 |
0 |
1025.1 |
96.8 |
-0.8 |
0 |
0 |
0 |
0 |
0 |
0 |
|
23 |
8.5 |
-4.0 |
-7.8 |
4.0 |
0.61 |
1.2 |
S |
5.9 |
30 |
8 |
1016.2 |
96.2 |
4.1 |
0 |
0 |
0 |
0 |
0 |
0 |
|
24 |
12.5 |
4.0 |
1.9 |
4.4 |
1.31 |
0.1 |
S |
6.3 |
35 |
5 |
1014.5 |
94.8 |
6.9 |
0 |
0 |
0 |
0 |
0 |
0 |
|
25 |
12.5 |
9.0 |
8.4 |
5.2 |
2.02 |
0.3 |
SW |
13.0 |
44 |
8 |
1008.7 |
81.9 |
9.4 |
0 |
0 |
0 |
0 |
0 |
0 |
|
26 |
7.7 |
3.2 |
0.4 |
5.5 |
2.05 |
4.2 |
SW |
9.0 |
39 |
8 |
1006.1 |
86.3 |
4.8 |
0 |
0 |
0 |
0 |
0 |
0 |
|
27 |
8.5 |
0.9 |
-2.1 |
5.1 |
3.84 |
10.5 |
W |
6.9 |
35 |
0 |
1010.5 |
88.6 |
4.4 |
0 |
0 |
0 |
0 |
0 |
0 |
|
28 |
9.0 |
6.9 |
5.5 |
5.1 |
1.10 |
0.1 |
NW |
6.5 |
35 |
8 |
1011.5 |
88.1 |
6.9 |
0 |
0 |
0 |
0 |
0 |
0 |
|
29 |
6.5 |
2.0 |
-1.5 |
5.4 |
0.32 |
0.4 |
CALM |
1.2 |
14 |
8 |
1029.4 |
88.3 |
4.1 |
0 |
0 |
0 |
0 |
0 |
0 |
|
30 |
3.5 |
2.6 |
2.3 |
5.4 |
0.00 |
0.4 |
S |
5.2 |
23 |
8 |
1037.4 |
95.7 |
3.1 |
0 |
0 |
0 |
0 |
0 |
0 |
|
31 |
6.5 |
3.0 |
2.4 |
5.2 |
0.00 |
0.0 |
SW |
2.9 |
16 |
8 |
1040.2 |
85.5 |
4.2 |
0 |
0 |
0 |
0 |
0 |
0 |
|
Mean/ |
|||||||||||||||||||
|
Total |
8.4 |
3.5 |
1.2 |
5.3 |
74.89 |
68.7 |
X |
6.8 |
X |
5.2 |
1010.3 |
90.1 |
5.6 |
1 |
0 |
1 |
1 |
0 |
0 |
|
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 69.9 mm; rainfall duration 82.8 hrs; frost duration 41.9hrs. |
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(This page last updated 8th October 2007 1913 GMT)