Royston (Iceni) Weather Station

Daily Weather Observations - November 2008

(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 Sun (Hours) 00/00h R'fall (MM) 09/09h Wind Dir'n 09h Mean Wind Speed (MPH) 00/00h Max. Gust Speed (MPH) 00/00h Cloud Cover (Oktas) 09h Mean MSL Air Pressure (mB) 00/00h Mean Rel. Humd. (%) 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 Date
1 8.9 -0.9 -4.5 7.0 0.0 20.3 NE 4.0 25 8 1005.1 98.6 4.6 0 0 0 0 0 0 1
2 11.5 8.0 7.5 7.5 0.7 0.1 CALM 0.5 12 8 1010.3 99.4 8.7 1 1 0 0 0 0 2
3 10.5 6.0 2.6 8.4 0.5 2.0 NE 3.9 23 8 1013.2 99.7 8.6 0 0 0 0 0 0 3
4 11.9 9.2 8.7 8.9 0.7 0.2 E 0.6 9 8 1016.6 97.0 9.8 0 0 0 0 0 0 4
5 10.8 8.0 7.8 9.5 0.0 1.4 N 1.8 16 8 1015.5 99.9 9.3 0 0 0 0 0 0 5
6 11.0 9.0 8.9 9.7 0.0 0.9 W 1.1 14 8 1009.6 99.2 9.3 1 0 0 0 0 0 6
7 12.0 8.5 7.2 10.0 5.1 0.0 SW 5.7 25 7 1004.6 92.5 9.0 0 0 0 0 0 0 7
8 12.7 6.5 4.6 9.5 2.2 4.1 S 9.3 44 7 1004.2 96.1 9.9 0 0 0 0 0 0 8
9 11.5 5.0 3.2 9.5 4.8 7.8 SW 12.1 46 1 1002.8 88.0 8.2 0 0 0 0 0 0 9
10 8.9 7.0 5.4 9.3 0.0 10.9 SW 6.5 46 8 999.6 92.9 7.6 0 0 0 0 0 0 10
11 9.9 6.5 5.0 9.0 7.1 0.0 W 10.7 37 1 1001.6 85.9 7.6 0 0 0 0 0 0 11
12 10.5 5.3 3.2 8.5 4.0 0.0 W 6.2 25 3 1013.6 88.2 7.0 0 0 0 0 0 0 12
13 11.5 4.6 2.7 8.2 0.0 1.2 S 6.7 28 8 1019.5 96.5 7.6 0 0 0 0 0 0 13
14 14.4 10.0 8.5 8.6 5.7 0.0 W 6.7 23 1 1020.7 96.2 10.9 0 0 0 0 0 0 14
15 14.1 9.5 7.8 9.0 3.1 0.5 W 7.6 30 3 1022.8 93.8 11.7 0 0 0 0 0 0 15
16 11.0 10.6 10.1 9.5 0.0 3.2 N 1.7 16 8 1027.9 97.6 8.5 0 0 0 0 0 0 16
17 9.7 1.5 -3.0 9.0 0.0 1.3 S 4.7 28 8 1024.8 96.5 5.4 0 0 0 0 0 0 17
18 11.1 8.8 8.0 8.9 2.1 0.2 N 4.7 23 8 1013.7 95.4 8.4 0 0 0 0 0 0 18
19 12.2 5.5 3.4 8.8 4.9 0.0 W 7.6 23 1 1016.8 93.7 8.5 0 0 0 0 0 0 19
20 11.6 7.4 5.0 8.8 2.4 0.0 NW 10.1 37 2 1013.0 84.2 9.7 0 0 0 0 0 0 20
21 8.4 7.6 5.9 8.9 2.4 0.3 NW 10.2 41 8 1010.7 77.2 6.5 0 0 0 0 0 0 21
22 5.0 0.8 -2.0 8.2 6.9 0.3 NW 6.9 32 2 1013.5 73.6 1.5 0 0 0 0 0 0 22
23 6.3 -2.2 -6.0 6.9 2.0 5.4 S 8.5 35 8 995.1 89.2 1.7 0 0 0 0 0 0 23
24 7.2 3.0 1.5 6.4 3.1 0.4 NE 7.0 35 8 997.4 89.9 3.5 0 0 0 0 0 0 24
25 6.0 1.1 -1.0 6.3 5.2 0.0 N 5.7 28 2 1018.6 92.0 2.7 0 0 0 0 0 0 25
26 9.0 0.5 -2.5 6.0 0.0 0.0 W 5.3 21 8 1022.6 97.0 6.1 0 0 0 0 0 0 26
27 10.7 6.9 5.1 6.6 3.3 1.4 SW 8.0 32 6 1008.8 94.2 8.4 0 0 0 0 0 0 27
28 6.0 4.8 1.5 7.0 0.0 0.0 SE 0.7 12 8 996.3 96.7 4.5 0 0 0 0 0 0 28
29 3.5 -0.6 -1.7 6.9 0.0 6.7 CALM 0.9 12 8 992.1 99.9 0.8 1 0 0 0 0 0 29
30 4.5 1.6 1.6 6.6 0.0 8.8 N 3.9 23 8 992.5 100.0 3.2 0 0 0 0 0 0 30
Total/Mean 9.7 5.3 3.5 8.2 65.9 77.4 X 5.6 X 6.0 1010.1 93.4 7.0 3 1 1 0 0 0 Total/Mean
*Diff./% 0.0 +0.4     97% 148%                           *Diff./%
Date Max. Temp. (°C) 09/09h Min. Temp. (°C) 09/09h Grass Min. Temp. (°C) 21/09h Earth (30cms) Temp. (°C) 09h Sun (Hours) 00/00h R'fall (MM) 09/09h Wind Dir'n 09h Mean Wind Speed (MPH) 00/00h Max. Gust Speed (MPH) 00/00h Cloud Cover (Oktas) 09h Mean MSL Air Pressure (mB) 00/00h Mean Rel. Humd. (%) 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 Date

Differences from average:

Differences from average shown in red. Reference periods used are as follows: Temperature 30 Years 1976/2005; rainfall 30 Years 1971/2000; sunshine 30 Years 1971/2000.

(*The differences from average quoted during the course of the month relate to the cumulative daily averages up to the date of the last observation, not the averages for the month as a whole)

Additional Data:

Rainfall Duration  84.3 hours

Air Frost Duration  23.4 hours

Graphs and Charts:

Click on the following links to view this month's graphs and charts.....

1. Daily Maximum, Minimum & Grass Minimum Temperatures

2. Daily Maximum & Minimum Temperatures (with 30 Year Comparative Means)

3. Daily Earth (30 cms Depth) Temperature @ 0900 GMT  4. Daily Rainfall  5.  Daily Sunshine

6. Daily Maximum Gust & Mean Wind Speed  7. Daily Wind Direction @ 0900 GMT

8. Daily Mean MSL Air Pressure  9.  Daily Mean Relative Humidity   10. Thermograph 

11.  Barograph  12.  Hygrograph  13.  Anemograph  14.  Wind Direction

15. Sunshine Duration  16. Rainfall Intensity & Duration

November 2008 Weather Review:

......and click on the link below for a text report of the November 2008 weather in Royston

November 2008 Weather Review

November (since 1972) at Royston (Iceni) Weather Station:

Mean day maximum temperature (30 years 1976/2005) 9.7°C

Mean night minimum temperature (30 years 1976/2005) 4.9°C

Highest temperature 17.8°C (2nd November 1984); lowest temperature -6.9°C (30th November 1978)

Lowest grass minimum temperature -10.5°C (30th November 1978)

Warmest November 1994 (Mean temperature 10.5°C); coldest November 1985 (Mean temperature 4.2°C)

Average November rainfall (30 years 1971/2000) 52.4 mm

Wettest November 2000 (Rainfall 118.2 mm); driest November 1978 (Rainfall 17.2 mm)

Wettest Day 18th November 2004 (Rainfall 28.3 mm)

Highest number of "rain days" (0.2 mm or more) 23 (1974); lowest number of "rain days" 7 (1978)

Highest number of days with thunder 2 (1974)

Highest number of air frosts 10 (1985, 1996)

Highest number of ground frosts 17 (1985, 1988)

Highest number of days with snow falling 4 (1980, 1985)

Highest number of days with snow lying (ground with more than 50% snow cover @ 0900 GMT) 5 (1988)

From a vantage point on the Greenwich Meridian to the south of Royston this view looks across to Eagle Tavern in the centre of the photograph and beyond to the East Anglian Heights some 4 km distant. The crop in the foreground has been sown since the Summer harvest to provide Winter food for the sheep which are soon to take up temporary residence before the plough prepares the ground for Spring sown cereals. It is 11th November 2008 (at 0934 GMT) and a westerly wind of mean speed 12 knots gusting to 26 knots is being drawn across the landscape by a low centred just to the east of Aberdeen. The temperature is 8.1°C and despite Royston being under the influence of a low pressure circulation a creditable 7.1 hours sunshine was achieved that day. About 2 km to the E of Royston the ancient 166 km long Icknield Way Path emerges from a plantation into more open mainly arable countryside on its way to Knettishall Heath in Norfolk (having reached Royston from Ivinghoe Beacon in Bedfordshire). The Icknield Way is part of a much longer ancient route consisting of four long distance footpaths from Lyme Regis in Dorset to Hunstanton in Norfolk. It is one of the oldest roads in Great Britain and pre-dates the Roman occupation. The date of this view is 14th November 2008 (at 0916 GMT) with Autumn colours being in evidence and the green sheen on the field indicating the emergence of the Autumn sown cereal crop. The wind is westerly of mean speed 5 knots gusting to 12 knots in a temperature of 10.5°C. The ancient Icknield Way referred to in the previous caption passes through the town of Royston and intersects the Roman Ermine Street at the Cross, seen here in civil twilight on 22nd November 2008 (at 1646 GMT). The historic Roysia Stone is located at this point but is partially obscured in this photograph by the illuminated traffic bollard. Some early Christmas decorations have gone up as can be seen, but it is too early for the the customary large Christmas tree which will soon be located on the paved area in the foreground. A cold northerly flow sourced in high latitudes has dominated the day's weather and the temperature at this time is only 1.3°C, in a NW wind of mean speed 5 knots gusting to 12 knots. However, the day has been essentially sunny (6.9 hours).

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(This page last updated 10th December 2008 2053 GMT)