Royston (Iceni) Weather Station

Daily Weather Observations - JUNE 2003

(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 23.4 14.3 12.4 18.0 0.6 4.3 S 2.7 21 7 1008.8 79.4 18.1 0 0 0 0 0 0 1
2 21.9 14.0 13.0 17.8 4.0 0.0 SW 2.9 18 8 1008.3 75.9 17.4 0 0 0 0 0 1 2
3 21.0 12.4 10.9 17.5 4.5 1.0 S 2.8 23 5 1009.9 78.6 16.7 0 0 0 0 0 0 3
4 20.5 14.0 11.5 17.2 2.2 2.4 SE 2.4 21 8 1010.2 84.1 16.3 0 0 0 0 0 0 4
5 21.7 10.0 8.2 17.0 12.9 0.2 SW 5.9 25 3 1018.1 67.0 15.7 0 0 0 0 0 0 5
6 17.6 11.0 10.1 17.4 2.0 1.4 SW 5.7 25 8 1017.9 85.6 14.4 0 0 0 0 0 0 6
7 23.4 15.0 13.5 16.9 4.9 4.6 SW 4.5 23 8 1014.5 74.6 18.2 0 0 0 0 0 0 7
8 21.2 12.0 11.6 17.5 4.4 0.8 SE 5.0 35 8 1011.1 78.0 14.4 0 0 0 0 0 0 8
9 21.5 9.8 8.2 16.9 12.7 0.8 W 4.0 18 1 1017.1 64.6 15.6 0 0 0 0 0 0 9
10 22.7 13.6 11.8 17.6 4.4 TR SW 6.2 39 8 1010.4 76.4 17.2 0 0 0 0 0 0 10
11 21.5 12.2 10.7 17.5 6.7 0.0 SW 5.3 28 7 1017.6 70.5 16.5 0 0 0 0 0 0 11
12 22.6 12.9 10.9 17.5 11.1 0.0 SW 5.0 23 4 1020.0 60.7 17.3 0 0 0 0 0 0 12
13 23.0 10.0 7.1 17.8 15.4 0.0 W 1.8 16 0 1024.0 56.9 16.6 0 0 0 0 0 0 13
14 23.6 14.1 11.8 18.4 6.5 0.0 E 1.1 18 7 1022.5 62.8 18.2 0 0 0 0 0 0 14
15 25.4 8.6 6.4 18.1 15.5 0.0 NW 0.4 12 1 1021.3 57.0 18.5 0 0 0 0 0 0 15
16 27.5 12.9 10.6 18.7 10.8 TR W 1.4 18 0 1015.7 63.5 20.0 0 0 0 0 0 0 16
17 24.3 14.0 12.8 19.0 3.6 1.1 S 1.9 21 7 1011.6 76.5 18.4 0 0 0 0 0 1 17
18 20.9 12.5 11.3 18.6 5.5 TR SW 7.1 30 4 1018.1 74.7 16.9 0 0 0 0 0 0 18
19 23.5 14.7 13.5 18.4 5.3 0.0 SW 8.0 44 6 1020.1 73.3 18.6 0 0 0 0 0 0 19
20 21.5 11.0 8.8 18.4 15.1 0.0 W 4.0 25 2 1022.3 59.8 15.5 0 0 0 0 0 0 20
21 24.0 8.8 5.9 18.3 12.1 0.9 NE 1.3 16 2 1019.2 60.1 16.6 0 0 0 0 0 0 21
22 25.3 14.0 12.5 19.0 1.2 17.0 SE 4.0 23 8 1008.3 77.1 19.2 0 0 0 0 0 1 22
23 22.6 16.6 15.5 19.0 6.0 0.0 W 4.3 30 6 1008.6 77.7 17.9 0 0 0 0 0 0 23
24 21.2 11.0 9.1 18.7 10.0 0.0 NW 1.7 14 6 1020.5 67.6 16.0 0 0 0 0 0 0 24
25 22.5 12.5 10.3 18.7 13.9 0.0 N 1.4 21 2 1022.0 69.3 16.5 0 0 0 0 0 0 25
26 23.0 11.4 10.1 18.8 6.8 0.0 E 0.7 21 6 1017.3 76.8 16.3 0 0 0 0 0 0 26
27 23.7 13.0 11.2 19.0 1.7 2.0 E 1.7 18 5 1015.2 81.9 17.1 0 0 0 0 0 0 27
28 22.1 11.2 10.0 18.9 7.5 0.0 W 1.8 14 6 1014.7 70.4 15.8 0 0 0 0 0 0 28
29 25.1 11.0 8.9 18.9 11.4 1.1 SE 1.0 21 2 1009.2 61.6 17.8 0 0 0 0 0 0 29
30 19.5 13.4 12.4 19.4 2.0 8.6 SE 2.2 21 8 1002.2 86.6 15.8 0 0 0 0 0 0 30
Total/Mean 22.6 12.4 10.7 18.2 220.7 46.2 X 3.3 X 5.1 1015.2 71.6 17.0 0 0 0 0 0 3 Total/Mean
*Diff./% +2.9 +2.0     113% 92%                           *Diff./%

Differences from average:

Differences from average shown in red. Reference periods used are as follows: Temperature 30 Years 1973/2002; rainfall 30 Years 1971/2000; sunshine 30 Years 1961/1990.

(*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  30.8 hours

Air Frost Duration  NIL hours

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 25 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

June 2003 Weather Review:

......and click on the link below for a text report of the June 2003 weather in Royston

June 2003 Weather Review

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

Mean daily maximum temperature (30 years 1973/2002) 19.7°C

Mean daily minimum temperature (30 years 1973/2002) 10.4°C

Highest temperature 33.7°C (26th June 1976); lowest temperature 2.2°C (3rd June 1975)

Lowest grass minimum temperature -1.0°C (2nd June 1991)

Warmest June 1976 (Mean temperature 18.3°C); coldest June 1977 (Mean temperature 12.5°C)

Average June rainfall (30 years 1971/2000) 50.2 mm

Wettest June 1985 (Rainfall 135.4 mm); driest June 1996 (Rainfall 8.0 mm)

Wettest Day 19th June 1973 (Rainfall 36.8 mm);

Highest number of "rain days" (0.2 mm or more) 23 (1997); lowest number of "rain days" 3 (1976, 1996)

Highest number of days with thunder 10 (1982)

Highest number of air frosts 0

Highest number of ground frosts 2 (1989)

Highest number of days with snow falling 1 (1975)

Highest number of days with snow lying (ground with more than 50% snow cover @ 0900 GMT) 0

This unusual sunset was viewed from Royston (Iceni) Weather Station on a Summer evening circa. 1994. Since the actual date of the photograph is not known it has not been possible to relate the meteorological conditions of the day to the sunset, but the alignment of the cloud giving the impression of radiating from the position of the sun is presumably just a coincidence. A darker arc can be seen towards the edge of the cloud, possibly a shadow. Any comment on this sunset would be welcome. In the background of this picture can be seen the south facing facade of the 1855 built Town Hall in Royston. The scene is viewed from the Priory Gardens, close to their eastern perimeter, on 20th June 2003 at 0906 GMT.  A west north-westerly wind of mean speed 6 knots, gusting to 14 knots, is blowing across the town in conditions of bright sunshine and a temperature of 17°C. The temperature later reached a maximum of 21.5°C (just a little (0.8°C) above the 30 year mean for this day), whilst the sunshine total was a very respectable 15.1 hours. Visitors to the Health Centre in Royston leaving the site at the Melbourn Street exit will be familiar with this view of the splendid  Robinia (False Acacia) tree, which stands at the eastern end of the Police Station (just visible), with the Town Hall just a short distance to the left. In this photograph which was taken a few minutes after the previous picture on 20th June 2003, the bright morning sunshine is illuminating the leaves to maximum effect.

 

Just sky and barley in a scene typical of the 'big sky' and cereal growing landscape around Royston. In this view (as seen at 0838 GMT on 25th June 2003) close to Heath Farm to the south-east of Royston, the rolling acres of barley are rapidly ripening in what has been to date a warmer and sunnier than average June. The temperature is already 19.5°C but rather surprisingly only reached a maximum for the day of 22.5°C (at 1355 GMT), despite the prolonged sunshine of 13.9 hours.  

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(This page last updated 8th July 2003 1932 GMT)