Monthly Climate Summary for December 2006 at Whipsnade (Lodge)

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Unsettled, quite wet and very mild first half; cold and foggy for a week; mild, wet finish

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Overall mean temperature was

5.7

ºC

which is

+1.8

degC

compared with the 1971-2000 average

Mean day maximum (09-21) was

7.6

ºC

which is

+1.4

degC

compared with the 1971-2000 average

Mean night minimum (21-09) was

3.7

ºC

which is

+2.2

degC

compared with the 1971-2000 average

Mean 24hr maximum (09-09) was

8.0

ºC

Mean 24hr minimum (09-09) was

2.9

ºC

Highest day max was

12.5

ºC

on  the

4

Lowest day max was

-0.1

ºC

on  the

21

Highest night min was

11.8

ºC

on  the

14

Lowest night min was

-4.5

ºC

on  the

20

Lowest grass min was

-7.9

ºC

on  the

20

Total rainfall this month was

73.6

mm

which is

103.7

per  cent

of the 1971-2000 average

Highest daily fall was

12.4

mm

on  the

29

Number of hours with rain was

TSR rainfall duration was

76.3

hrs

which is

per  cent

of the 1971-2000 average

Highest no of wet hrs

hrs

on  the

Highest duration

16.0

hrs

on  the

Mean rainfall intensity

0.96

mm/hr

Total CS sunshine this month was

60.1

hrs

which is

123.9

per  cent

of the 1971-2000 average

Equiv. C/S sunshine total was

hrs

which is

per  cent

of the 1971-2000 average

Highest daily sun was

6.8

hrs

on  the

17

Maximum  snow depth  was

0.0

cm

on  the

Mean sea-level pressure at 09Z

1019.4

mbar

which is

+4.8

mbar

compared with the 1961-1990 average

Highest pressure at 09Z

1044.8

mbar

on  the

22

Lowest  pressure at 09Z

984.0

mbar

on  the

8

Number of days with:

Air Frost

8

0.2mm rain

18

No  sun

13

Snow lying

0

Grnd Frost

10

1.0mm

11

3h  sun

7

Snow/sleet

0

Max < 0ºC

2

5mm

8

6h  sun

4

Hail

0

Max > 10

12

10mm

1

9h  sun

0

Thunder

1

Max > 20

0

25mm

0

12h sun

0

Fog at 09Z

7

Max > 30

0

15h sun

0

Gale

0

Notable events during the month: