Monthly Climate Summary for October 2007 at Hampstead

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Mostly dry and quiet, but rather cloudy. Variable temperatures

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Overall mean temperature was

11.5

ºC

which is

+0.3

degC

compared with the 1971-2000 average

Mean day maximum (09-21) was

14.5

ºC

Mean night minimum (21-09) was

8.4

ºC

Mean 24hr maximum (09-09) was

14.6

ºC

which is

+0.4

degC

compared with the 1971-2000 average

Mean 24hr minimum (09-09) was

8.3

ºC

which is

+0.2

degC

compared with the 1971-2000 average

Highest day max was

18.4

ºC

on  the

14

Lowest day max was

9.0

ºC

on  the

25

Highest night min was

13.4

ºC

on  the

13

Lowest night min was

3.4

ºC

on  the

23

Lowest grass min was

-2.5

ºC

on  the

23

Total rainfall this month was

41.1

mm

which is

59.6

per  cent

of the 1971-2000 average

Highest daily fall was

16.7

mm

on  the

9

Number of hours with rain was

54.0

hrs

Equiv. TSR rainfall duration was

37.8

hrs

which is

87.9

per  cent

of the 1971-2000 average

Highest no of wet hrs

13.0

hrs

on  the

9

Highest equiv duration

10.8

hrs

on  the

9

Mean rainfall intensity

1.09

mm/h

Total sunshine this month was

87.1

hrs

which is

87.1

per  cent

of the 1971-2000 average

Equiv. C/S sunshine total was

95.8

hrs

which is

87.1

per  cent

of the 1971-2000 average

Highest daily sun was

7.8

hrs

on  the

11

Maximum  snow depth  was

0.0

cm

on the

Mean sea-level pressure at 09Z

1024.8

mbar

which is

+9.1

mbar

compared with the 1961-1990 average

Highest pressure at 09Z

1037.7

mbar

on  the

20

Lowest  pressure at 09Z

1012.8

mbar

on  the

29

Number of days with:

Air Frost

0

0.2mm rain

10

No  sun

6

Snow lying

0

Grnd Frost

6

1.0mm

7

3h  sun

12

Snow/sleet

0

Max < 0ºC

0

5mm

4

6h  sun

7

Hail

0

Max > 10

29

10mm

1

9h  sun

0

Thunder

0

Max > 20

0

25mm

0

12h sun

0

Fog at 09Z

0

Max > 30

0

15h sun

0

Gale

0

Notable events during the month: