Royston (Iceni) Weather Station

Daily Weather Observations - December 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

9.0

6.9

6.5

8.0

TR

2

7.9

5.7

5.4

8.0

0.0

3

7.9

5.0

3.5

7.9

0.1

4

7.9

5.0

3.5

7.8

0.0

5

7.4

5.0

4.5

7.7

0.0

6

3.5

-0.9

-6.4

7.4

0.0

7

4.0

-1.5

-7.3

5.9

0.1

8

4.4

-1.0

-6.7

4.9

0.0

9

1.0

-3.4

-8.4

4.3

TR

10

2.0

-1.6

-7.5

3.9

0.0

11

-2.0

-5.0

-11.0

3.5

0.0

12

0.4

-6.5

-12.4

3.0

0.0

13

4.6

-3.8

-10.4

2.8

TR

14

3.0

-2.1

-8.1

2.5

TR

15

5.9

-1.1

-6.4

2.5

0.2

16

7.9

4.4

2.4

2.5

0.4

17

10.5

4.4

3.6

2.4

3.6

18

12.0

4.1

1.4

3.0

1.8

19

12.6

6.2

5.4

3.9

0.2

20

10.4

2.1

0.0

4.8

0.9

X

21

14.0

4.1

3.3

4.4

0.8

22

13.0

12.4

10.9

5.9

TR

23

13.4

11.3

9.6

6.5

2.2

24

6.4

2.9

-0.1

6.5

0.0

25

7.9

0.6

-4.9

5.0

0.0

26

10.5

5.0

3.9

4.7

0.0

27

6.9

1.8

-2.5

4.9

0.0

28

5.9

3.1

-0.1

4.4

0.0

29

6.8

5.0

4.6

4.8

0.0

30

6.0

5.9

4.7

5.3

TR

31

8.5

4.6

4.0

5.4

TR

Mean

7.1

2.5

-0.5

5.0

10.3

0

0

1

0

0

0

/Total

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(This page last updated 14th November 2007 2015 GMT)