Royston (Iceni) Weather Station

30 Year (1981/2010) Spring* Temperature, Rainfall & Pressure Means

* March, April & May

Year

      T e m p e r a t u r e (C)

  R a i n f a l l (MM)

       P r e s s u r e (m b)

      N o. o f D a y s W i t h

Year

Mean Maximum

Highest Maximum

Date

Lowest Maximum

Date

Mean Minimum

Highest Minimum

Date

Lowest Minimum

Date

Mean Grass Minimum

Lowest Grass Minimum

Date

Mean Earth 30cms 09hrs

Mean Earth 30cms 21hrs

No. of Air Frosts

No. of Ground Frosts

Total

No. of Days with 0.2mm or more

Most in a Day

Date

Mean MSL Air Pressure

Highest

Date

Lowest

Date

Fog (vis. <1000m @ 09 hrs)

Fog (vis. < 200m @ 09 hrs)

Snow or Rain and Snow

Snow Lying (> 50% cover @ 09 hrs)

Hail

Thunder

1981

12.9

21.9

31/05

4.3

04/03

5.8

11.5

31/05

-2.0

23/04

4.2

-5.7

23/04

10.2

10.5

3

17

198.0

58

18.5

09/03

1012

1032

20/04

980

22/03

5

0

6

0

7

6

1981

1982

13.7

25.1

31/05

7.1

29/03

4.9

13.3

21/05

-1.1

08/03

2.5

-5.2

05/03

9.9

10.4

3

29

130.0

36

22.1

27/05

1018

1039

24/03

988

10/03

3

3

0

0

6

2

1982

1983

12.2

21.7

31/05

4.4

18/04

4.7

10.4

06/05

-2.2

03/04

2.4

-5.7

28/03

9.2

9.5

2

21

252.6

58

24.9

31/05

1011

1038

04/03

986

23/03

2

0

5

2

14

13

1983

1984

12.0

23.1

21/04

4.5

02/03

3.2

9.5

22/04

-2.6

03/04

0.6

-8.7

03/04

8.9

9.3

7

40

132.5

34

24.8

21/05

1017

1042

08/03

985

24/03

11

1

5

0

2

1

1984

1985

12.4

22.5

26/05

3.0

20/03

4.6

12.5

26/05

-4.0

20/03

2.5

-8.7

19/03

9.0

9.4

11

26

103.5

47

9.0

14/05

1013

1043

11/03

983

22/03

4

3

8

2

5

4

1985

1986

11.8

22.0

02/05

-0.5

01/03

4.1

11.6

10/05

-6.6

03/03

2.1

-13.7

03/03

8.1

8.5

11

25

170.1

61

23.4

20/05

1013

1030

11/04

968

24/03

2

0

8

4

11

7

1986

1987

12.8

22.7

29/04

1.5

03/03

4.6

12.7

30/05

-5.0

14/03

2.3

-10.0

14/03

9.6

10.0

15

24

129.1

46

11.1

22/05

1017

1035

12/03

978

27/03

3

2

7

2

6

2

1987

1988

13.3

23.2

14/05

4.6

04/03

5.4

12.6

19/04

-2.7

05/03

3.3

-7.5

24/04

10.4

10.7

8

18

157.1

46

21.0

27/04

1015

1030

10/03

983

15/03

5

1

3

1

0

2

1988

1989

14.0

28.4

24/05

3.7

05/04

5.6

14.1

24/05

-1.2

26/04

3.3

-5.7

18/03

10.8

11.2

2

19

139.0

45

16.0

24/04

1016

1034

06/05

985

01/03

4

1

6

1

2

3

1989

1990

15.3

26.2

03/05

7.0

03/04

5.5

12.4

31/05

-2.2

09/04

2.3

-7.5

09/04

11.3

11.8

7

29

50.3

19

13.3

19/03

1022

1044

03/03

998

15/04

2

1

1

0

3

1

1990

1991

13.5

23.3

21/05

6.7

02/03

5.4

13.0

21/05

-3.0

30/03

3.1

-5.9

30/03

10.3

10.8

2

24

87.6

36

15.0

29/04

1020

1038

22/05

986

04/04

3

1

2

0

5

1

1991

1992

14.8

26.8

14/05

6.5

27/03

6.4

15.0

29/05

-0.4

04/04

3.7

-5.5

04/04

11.3

11.6

1

15

153.6

37

23.7

29/05

1017

1039

16/05

982

31/03

2

1

0

0

4

3

1992

1993

14.1

23.7

11/05

2.4

02/03

5.9

12.7

24/05

-1.9

01/03

3.5

-8.3

09/03

10.9

11.2

5

23

138.0

32

19.0

01/04

1017

1037

25/03

996

05/04

7

4

1

1

0

3

1993

1994

13.3

23.0

29/04

6.2

14/04

5.7

12.4

28/04

0.0

27/03

3.7

-3.7

27/03

10.5

10.8

0

25

165.3

49

17.7

21/05

1014

1031

10/03

971

01/04

0

0

4

1

6

1

1994

1995

14.1

26.5

05/05

3.5

03/03

5.2

13.7

07/05

-3.5

04/03

2.6

-8.9

04/03

10.5

10.8

6

28

104.4

34

30.1

02/03

1015

1037

21/03

986

17/03

4

4

7

3

7

3

1995

1996

12.0

25.1

30/05

2.5

13/03

3.7

13.4

30/05

-3.9

11/03

1.1

-9.4

04/04

8.8

9.2

18

41

40.4

29

6.3

12/04

1017

1035

01/03

996

19/05

7

6

2

0

3

0

1996

1997

15.3

25.5

02/05

9.4

04/03

5.6

14.5

18/05

-1.9

21/04

3.1

-6.0

21/04

11.0

11.5

3

22

55.6

29

11.7

05/05

1020

1036

08/03

987

05/05

5

3

2

0

2

3

1997

1998

14.3

25.5

15/05

6.0

15/04

6.2

13.1

09/05

-2.8

09/03

4.4

-8.0

09/03

11.1

11.7

5

13

176.8

48

32.0

09/04

1013

1042

19/03

980

04/04

4

0

4

1

6

8

1998

1999

15.1

24.5

29/05

3.2

06/03

6.6

14.7

28/05

-1.4

11/03

4.4

-6.0

11/03

11.3

11.8

4

13

94.9

41

11.7

30/05

1012

1030

16/03

980

03/03

2

0

2

0

2

3

1999

2000

13.9

26.0

15/05

4.9

04/04

6.0

15.1

16/05

-2.0

04/03

4.2

-5.6

04/03

10.7

11.2

3

17

191.0

53

18.8

27/05

1014

1038

19/03

981

12/04

4

0

1

0

5

3

2000

2001

13.5

25.9

11/05

2.8

17/03

4.9

16.3

28/05

-5.1

03/03

3.1

-11.1

03/03

9.8

10.4

8

20

189.3

52

12.9

16/03

1011

1033

13/04

990

28/03

0

0

7

3

10

3

2001

2002

14.8

23.5

16/05

7.2

13/03

5.7

13.0

21/05

-2.8

02/03

3.5

-7.3

02/03

10.8

11.4

2

22

132.0

35

11.2

13/05

1015

1037

24/03

986

18/03

2

0

0

0

3

2

2002

2003

15.5

26.0

30/05

7.0

13/03

5.5

14.9

31/05

-3.4

08/04

3.2

-6.3

08/04

10.3

10.9

11

22

79.9

28

11.6

05/03

1019

1043

16/03

992

28/04

3

1

2

0

3

2

2003

2004

14.2

24.0

17/05

4.8

11/03

6.1

12.4

20/05

-3.7

01/03

4.1

-7.8

01/03

10.3

10.9

5

14

152.7

40

20.7

07/05

1016

1039

01/03

975

18/04

1

1

3

0

10

3

2004

2005

14.2

30.3

27/05

3.3

02/03

5.7

14.5

27/05

-3.6

04/03

3.4

-8.5

04/03

10.4

11.0

8

22

111.0

44

15.8

21/05

1014

1034

09/03

990

18/04

4

1

5

1

5

6

2005

2006

13.4

26.0

04/05

3.1

16/03

5.4

13.0

27/05

-4.3

03/03

3.4

-8.5

03/03

9.9

10.4

15

23

136.2

45

12.9

30/04

1011

1031

12/03

974

22/05

2

1

6

1

4

2

2006

2007

15.8

24.3

24/05

5.9

22/03

6.3

15.6

24/05

-1.5

21/03

3.7

-5.6

22/03

11.4

11.9

2

17

185.3

35

65.7

27/05

1014

1035

14/03

985

01/03

4

2

4

0

3

1

2007

2008

14.2

26.5

11/05

3.4

23/03

5.5

12.9

09/05

-2.5

05/03

2.9

-7.8

05/03

10.4

10.8

8

25

204.1

48

22.0

15/03

1008

1034

05/03

958

10/03

1

0

6

2

6

4

2008

2009

15.6

25.5

31/05

7.5

04/03

6.0

12.8

28/05

-1.7

05/03

3.6

-5.5

05/03

10.7

11.2

3

20

85.9

32

19.5

25/05

1013

1035

17/03

976

04/03

5

1

1

0

4

1

2009

2010

14.6

28.1

23/05

5.0

10/03

4.8

15.5

24/05

-6.3

08/03

2.1

-10.6

07/03

9.9

10.4

7

33

79.3

32

19.4

01/05

1017

1035

07/03

981

31/03

1

0

0

0

2

0

2010

Mean

13.9

X

X

X

X

5.4

X

X

X

X

3.1

X

X

10.3

10.7

6.2

22.9

134.2

41.0

X

X

1015

X

X

X

X

3.4

1.3

3.6

0.8

4.9

3.1

Mean

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(This page last updated 17th July 2011 1956 GMT)