Monthly Climate Summary for February 2008 at Hampstead

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Record-breaking sunshine; mild days and cool nights; very dry

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Overall mean temperature was

6.4

ºC

which is

+2.1

degC

compared with the 1971-2000 average

Mean day maximum (09-21) was

9.9

ºC

Mean night minimum (21-09) was

3.2

ºC

Mean 24hr maximum (09-09) was

10.2

ºC

which is

+3.0

degC

compared with the 1971-2000 average

Mean 24hr minimum (09-09) was

2.6

ºC

which is

+1.1

degC

compared with the 1971-2000 average

Highest day max was

15.9

ºC

on  the

9

Lowest day max was

3.9

ºC

on  the

20

Highest night min was

9.2

ºC

on  the

22

Lowest night min was

-1.9

ºC

on  the

2

Lowest grass min was

-8.0

ºC

on  the

17

Total rainfall this month was

15.8

mm

which is

39.6

per  cent

of the 1971-2000 average

Highest daily fall was

4.6

mm

on  the

25

Number of hours with rain was

30.0

hrs

Equiv. TSR rainfall duration was

21.0

hrs

which is

44.7

per  cent

of the 1971-2000 average

Highest no of wet hrs

6.0

hrs

on  the

4

Highest equiv duration

5.0

hrs

on  the

4

Mean rainfall intensity

0.75

mm/h

Total sunshine this month was

134.5

hrs

which is

219.9

per  cent

of the 1971-2000 average

Equiv. C/S sunshine total was

148.0

hrs

which is

219.9

per  cent

of the 1971-2000 average

Highest daily sun was

7.7

hrs

on  the

13

Maximum  snow depth  was

0.0

cm

on the

1

Mean sea-level pressure at 09Z

1023.8

mbar

which is

+8.4

mbar

compared with the 1961-1990 average

Highest pressure at 09Z

1043.1

mbar

on  the

16

Lowest  pressure at 09Z

997.8

mbar

on  the

4

Number of days with:

Air Frost

4

0.2mm rain

11

No  sun

2

Snow lying

0

Grnd Frost

17

1.0mm

6

3h  sun

20

Snow/sleet

0

Max < 0ºC

0

5mm

0

6h  sun

12

Hail

0

Max > 10

17

10mm

0

9h  sun

0

Thunder

1

Max > 20

0

25mm

0

12h sun

0

Fog at 09Z

2

Max > 30

0

15h sun

0

Gale

0

Notable events during the month: