Monthly Climate Summary for November 2007 at Hampstead

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Yet another sunny November, near average temperature

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Overall mean temperature was

7.6

ºC

which is

+0.6

degC

compared with the 1971-2000 average

Mean day maximum (09-21) was

10.8

ºC

Mean night minimum (21-09) was

4.7

ºC

Mean 24hr maximum (09-09) was

11.0

ºC

which is

+1.2

degC

compared with the 1971-2000 average

Mean 24hr minimum (09-09) was

4.3

ºC

which is

+0.0

degC

compared with the 1971-2000 average

Highest day max was

17.7

ºC

on  the

1

Lowest day max was

5.5

ºC

on  the

23

Highest night min was

9.3

ºC

on  the

11

Lowest night min was

-2.2

ºC

on  the

24

Lowest grass min was

-8.6

ºC

on  the

16

Total rainfall this month was

77.4

mm

which is

121.0

per  cent

of the 1971-2000 average

Highest daily fall was

27.7

mm

on  the

19

Number of hours with rain was

82.0

hrs

Equiv. TSR rainfall duration was

57.4

hrs

which is

99.0

per  cent

of the 1971-2000 average

Highest no of wet hrs

15.0

hrs

on  the

19

Highest equiv duration

12.5

hrs

on  the

19

Total sunshine this month was

90.9

hrs

which is

144.3

per  cent

of the 1971-2000 average

Equiv. C/S sunshine total was

100.0

hrs

which is

144.3

per  cent

of the 1971-2000 average

Highest daily sun was

7.1

hrs

on  the

12

Maximum  snow depth  was

0.0

cm

18

Mean sea-level pressure at 09Z

1021.2

mbar

which is

+6.7

mbar

compared with the 1961-1990 average

Highest pressure at 09Z

1035.4

mbar

on  the

2

Lowest  pressure at 09Z

1000.2

mbar

on  the

19

Number of days with:

Air Frost

3

0.2mm rain

17

No  sun

4

Snow lying

0

Grnd Frost

11

1.0mm

8

3h  sun

16

Snow/sleet

0

Max < 0ºC

0

5mm

5

6h  sun

7

Hail

0

Max > 10

15

10mm

3

9h  sun

0

Thunder

0

Max > 20

0

25mm

1

12h sun

0

Fog at 09Z

0

Max > 30

0

15h sun

0

Gale

0

Notable events during the month: