Royston (Iceni) Weather Station
Daily Weather Observations - December 1998
(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 |
3.7 |
0.0 |
-4.2 |
5.2 |
0.00 |
0.0 |
NE |
0.5 |
12 |
8 |
1036.5 |
91.9 |
2.6 |
0 |
0 |
0 |
0 |
0 |
0 |
|
2 |
3.4 |
0.9 |
-3.0 |
5.0 |
1.46 |
0.0 |
NE |
1.8 |
18 |
8 |
1030.1 |
91.6 |
2.0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
3 |
3.1 |
0.7 |
0.5 |
5.0 |
0.00 |
0.4 |
CALM |
0.8 |
12 |
8 |
1019.9 |
89.5 |
1.2 |
0 |
0 |
0 |
0 |
0 |
0 |
|
4 |
3.9 |
0.0 |
-1.9 |
4.8 |
3.48 |
0.0 |
NW |
4.2 |
21 |
0 |
1013.6 |
90.5 |
1.8 |
0 |
0 |
0 |
0 |
0 |
0 |
|
5 |
2.5 |
-1.6 |
-4.5 |
4.2 |
0.43 |
0.6 |
W |
4.4 |
18 |
8 |
1015.2 |
87.1 |
-0.1 |
0 |
0 |
1 |
0 |
1 |
0 |
|
6 |
2.0 |
-2.8 |
-5.6 |
3.5 |
6.67 |
0.1 |
W |
2.9 |
16 |
0 |
1024.4 |
86.1 |
-1.0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
7 |
6.6 |
-1.4 |
-5.2 |
3.2 |
0.00 |
0.3 |
CALM |
2.3 |
16 |
8 |
1027.7 |
89.6 |
1.9 |
0 |
0 |
0 |
0 |
0 |
0 |
|
8 |
9.0 |
3.0 |
2.0 |
3.0 |
0.00 |
2.2 |
S |
6.5 |
30 |
8 |
1022.2 |
98.1 |
7.1 |
0 |
0 |
0 |
0 |
0 |
0 |
|
9 |
9.5 |
7.9 |
7.0 |
4.4 |
0.00 |
0.0 |
S |
1.3 |
12 |
7 |
1019.4 |
98.2 |
8.6 |
1 |
0 |
0 |
0 |
0 |
0 |
|
10 |
9.5 |
6.1 |
4.0 |
5.4 |
3.37 |
9.0 |
S |
6.0 |
30 |
8 |
1014.0 |
97.1 |
7.9 |
0 |
0 |
0 |
0 |
0 |
0 |
|
11 |
12.5 |
4.7 |
2.0 |
5.7 |
2.60 |
0.8 |
W |
5.3 |
30 |
5 |
1014.9 |
97.0 |
6.4 |
0 |
0 |
0 |
0 |
0 |
0 |
|
12 |
13.2 |
8.5 |
8.1 |
6.0 |
2.68 |
3.7 |
SW |
7.3 |
60 |
2 |
1010.5 |
92.9 |
10.6 |
0 |
0 |
0 |
0 |
0 |
0 |
|
13 |
13.5 |
6.7 |
4.3 |
6.5 |
2.36 |
0.0 |
SW |
9.9 |
39 |
6 |
1023.4 |
82.7 |
8.6 |
0 |
0 |
0 |
0 |
0 |
0 |
|
14 |
14.1 |
10.3 |
10.0 |
6.9 |
1.05 |
0.1 |
SW |
11.4 |
39 |
8 |
1022.0 |
89.7 |
12.6 |
0 |
0 |
0 |
0 |
0 |
0 |
|
15 |
12.3 |
11.9 |
10.6 |
7.8 |
0.00 |
2.5 |
SW |
5.0 |
25 |
8 |
1023.2 |
95.3 |
10.7 |
0 |
0 |
0 |
0 |
0 |
0 |
|
16 |
9.6 |
5.6 |
3.5 |
7.5 |
3.04 |
0.0 |
S |
6.9 |
25 |
7 |
1029.1 |
90.8 |
7.5 |
0 |
0 |
0 |
0 |
0 |
0 |
|
17 |
9.5 |
4.7 |
2.1 |
7.1 |
0.46 |
0.3 |
SW |
5.9 |
30 |
4 |
1020.6 |
92.7 |
6.6 |
0 |
0 |
0 |
0 |
0 |
0 |
|
18 |
8.6 |
6.2 |
4.0 |
7.0 |
1.43 |
5.4 |
SW |
6.2 |
30 |
1 |
1011.8 |
92.6 |
8.0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
19 |
7.6 |
4.0 |
1.5 |
6.8 |
3.54 |
0.1 |
W |
7.3 |
32 |
2 |
1009.9 |
86.5 |
5.0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
20 |
3.6 |
0.5 |
-2.2 |
6.0 |
4.57 |
0.0 |
N |
2.1 |
21 |
2 |
1015.7 |
92.1 |
1.1 |
0 |
0 |
0 |
0 |
0 |
0 |
|
21 |
3.8 |
-2.9 |
-6.5 |
4.9 |
1.62 |
0.7 |
W |
3.8 |
21 |
7 |
1022.4 |
86.0 |
-0.2 |
0 |
0 |
0 |
0 |
0 |
0 |
|
22 |
9.1 |
-1.3 |
-4.5 |
4.3 |
3.16 |
0.1 |
CALM |
2.8 |
23 |
2 |
1021.2 |
98.8 |
2.6 |
1 |
0 |
0 |
0 |
0 |
0 |
|
23 |
8.6 |
4.9 |
4.5 |
4.6 |
0.00 |
6.9 |
SW |
5.5 |
28 |
8 |
1014.8 |
95.9 |
6.6 |
0 |
0 |
0 |
0 |
0 |
0 |
|
24 |
11.1 |
0.9 |
-2.1 |
5.0 |
4.28 |
2.5 |
SW |
7.3 |
37 |
1 |
1016.4 |
90.8 |
4.3 |
0 |
0 |
0 |
0 |
0 |
0 |
|
25 |
11.5 |
8.5 |
7.5 |
5.2 |
0.00 |
8.1 |
SW |
11.7 |
39 |
8 |
1010.1 |
92.0 |
9.9 |
0 |
0 |
0 |
0 |
0 |
0 |
|
26 |
12.8 |
4.1 |
1.8 |
6.0 |
0.00 |
2.9 |
S |
12.1 |
55 |
8 |
1002.6 |
84.4 |
7.5 |
0 |
0 |
0 |
0 |
0 |
0 |
|
27 |
8.5 |
5.5 |
3.7 |
6.0 |
0.07 |
0.9 |
S |
8.2 |
48 |
8 |
996.6 |
83.0 |
7.1 |
0 |
0 |
0 |
0 |
0 |
0 |
|
28 |
7.2 |
5.4 |
3.6 |
5.9 |
5.22 |
0.0 |
SW |
7.3 |
32 |
7 |
1003.6 |
79.5 |
5.0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
29 |
10.3 |
0.9 |
-1.4 |
5.0 |
0.00 |
0.0 |
SE |
5.1 |
32 |
8 |
1005.8 |
92.9 |
4.8 |
0 |
0 |
0 |
0 |
0 |
0 |
|
30 |
11.0 |
8.0 |
6.0 |
5.2 |
1.84 |
0.4 |
S |
5.0 |
28 |
8 |
1001.6 |
88.2 |
9.2 |
0 |
0 |
0 |
0 |
0 |
0 |
|
31 |
9.3 |
8.5 |
7.2 |
6.0 |
0.01 |
0.8 |
SE |
4.4 |
23 |
8 |
1000.1 |
94.7 |
8.4 |
0 |
0 |
0 |
0 |
0 |
0 |
|
Mean/ |
|||||||||||||||||||
|
Total |
8.4 |
3.8 |
1.7 |
5.5 |
53.34 |
48.8 |
X |
5.5 |
X |
5.8 |
1016.1 |
90.9 |
5.6 |
2 |
0 |
1 |
0 |
1 |
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 50.4 mm; rainfall duration 65.2 hrs; frost duration 62.7 hrs. |
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(This page last updated 9th October 2007 1920 GMT)