Royston (Iceni) Weather Station

Daily Weather Observations - April 1991

(All Times GMT)

Date

Max

Min

Grass

Earth

Rain-

Fog

Fog

Snow

Snow

Hail

Thunder

Temp

Temp

Min

Temp

fall

(vis.<

(vis<

or

Lying

(°C)

(°C)

Temp

30cm

(mm)

1000m

200m

Sleet

@

(°C)

08hrs

08hrs)

08hrs)

08hrs

(°C)

(X)

(X)

(X)

(X)

(X)

(X)

1

13.5

7.0

5.5

9.5

1.4

2

12.0

9.5

8.7

9.9

0.4

3

12.4

4.0

2.0

9.6

0.3

4

9.5

4.5

2.5

9.4

8.5

5

12.0

4.0

1.7

8.6

1.0

6

9.8

2.5

0.5

8.5

2.2

7

12.3

5.5

3.5

8.3

0.2

8

14.5

6.1

4.1

8.5

0.0

9

15.8

6.6

6.1

9.0

0.0

10

18.5

5.5

4.2

10.0

0.0

11

21.6

9.4

7.0

10.5

0.0

12

22.0

7.5

5.5

11.4

0.2

13

15.2

6.9

2.7

12.0

0.0

14

12.4

4.0

2.4

11.5

0.0

15

13.6

5.5

5.1

11.7

0.0

16

10.5

2.5

-0.5

11.6

TR

X

17

9.0

0.3

-1.5

10.9

0.3

X

18

10.4

1.0

-1.0

10.4

2.0

X

X

19

9.9

1.1

-0.5

9.8

2.0

X

X

20

9.0

-1.0

-2.5

9.5

0.9

X

X

21

9.5

0.5

-2.0

9.3

2.2

22

11.7

3.2

2.4

9.3

0.0

23

11.4

2.2

-1.1

9.5

TR

24

13.1

6.4

4.5

10.0

0.1

25

12.9

4.5

2.5

10.3

0.1

26

15.7

1.6

-2.1

10.4

0.0

X

X

27

15.2

2.0

-2.6

10.6

0.0

X

28

14.1

0.5

-4.2

10.9

0.0

29

12.1

4.9

1.0

11.5

15.0

30

9.0

5.6

5.5

11.0

7.8

Mean

13.0

4.1

2.0

10.1

44.6

1

2

2

0

5

1

/Total

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(This page last updated 14th November 2007 2026 GMT)