Monthly Climate Summary for  June 2009  at Whipsnade (The Lodge)

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Alternating warm and cool spells;  generally dry and quite sunny

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Overall mean temperature was

14.4

ºC

which is

+0.7

degC

compared with the 1971-2000 average

Mean day maximum (09-21) was

19.6

ºC

which is

+1.1

degC

compared with the 1971-2000 average

Mean night minimum (21-09) was

9.2

ºC

which is

+0.3

degC

compared with the 1971-2000 average

Mean 24hr maximum (09-09) was

19.6

ºC

Mean 24hr minimum (09-09) was

9.2

ºC

Highest day max was

27.7

ºC

on  the

30

Lowest day max was

11.1

ºC

on  the

5

Highest night min was

14.9

ºC

on  the

30

Lowest night min was

3.9

ºC

on  the

4

Lowest grass min was

ºC

on  the

Total rainfall this month was

51.5

mm

which is

87.3

per  cent

of the 1971-2000 average

Highest daily fall was

20.3

mm

on  the

6

Number of hours with rain was

Equiv. TSR rainfall duration was

29.1

hrs

which is

110.6

per  cent

of the 1971-2000 average

Highest no of wet hrs

hrs

on  the

Highest duration

12.0

hrs

on  the

5

Mean rainfall intensity

1.77

mm/hr

Total CS sunshine this month was

217.7

hrs

which is

121.7

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

15.0

hrs

on  the

1

Maximum  snow depth  was

0.0

cm

on  the

Mean sea-level pressure at 09Z

1018.3

mbar

which is

+1.5

mbar

compared with the 1961-1990 average

Highest pressure at 09Z

1029.7

mbar

on  the

23

Lowest  pressure at 09Z

1000.8

mbar

on  the

7

Number of days with:

Air Frost

0

0.2mm rain

12

No  sun

2

Snow lying

0

Grnd Frost

2

1.0mm

9

3h  sun

23

Snow/sleet

0

Max < 0ºC

0

5mm

3

6h  sun

17

Hail

0

Max > 10

30

10mm

1

9h  sun

11

Thunder

4

Max > 20

16

25mm

0

12h sun

7

Fog at 09Z

0

Max > 30

0

15h sun

1

Gale

0

Notable events during the month:

20th