Monthly Climate Summary for   April   2007  at Milhaguet (Carreau)

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Daily

Exceptionally warm and sunny; isolated heavy downpours

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Overall mean temperature was

14.7

ºC

which is

+4.4

degC

compared with the 1971-2000 average

Mean day maximum (09-21) was

21.7

ºC

which is

+5.0

degC

compared with the 1971-2000 average

Mean night minimum (21-09) was

7.7

ºC

which is

+3.8

degC

compared with the 1971-2000 average

Mean 24hr maximum (09-09) was

21.7

ºC

Mean 24hr minimum (09-09) was

7.7

ºC

Highest day max was

28.2

ºC

on  the

24

Lowest day max was

6.9

ºC

on  the

4

Highest night min was

12.1

ºC

on  the

28

Lowest night min was

-0.7

ºC

on  the

1

Lowest grass min was

-1.6

ºC

on  the

1

Total rainfall this month was

66.1

mm

which is

95.8

per  cent

of the 1971-2000 average

Highest daily fall was

21.3

mm

on  the

30

Number of hours with rain was

36.0

hrs

Equiv. TSR rainfall duration was

25.2

hrs

which is

per  cent

of the 1971-2000 average

Highest no of wet hrs

10.0

hrs

on  the

12

Highest equiv duration

8.0

hrs

on  the

12

Mean rainfall intensity

2.62

mm/h

Total sunshine this month was

230.9

hrs

which is

121.5

per  cent

of the 1971-2000 average

Equiv. C/S sunshine total was

254.0

hrs

which is

121.5

per  cent

of the 1971-2000 average

Highest daily sun was

9.8

hrs

on  the

5

Maximum  snow depth  was

0.0

cm

on  the

Mean sea-level pressure at 09Z

1017.5

mbar

which is

+2.3

mbar

compared with the 1961-1990 average

Highest pressure at 09Z

1022.1

mbar

on  the

23

Lowest pressure at 09Z

1009

mbar

on  the

30

Number of days with:

Air Frost

1

0.2mm rain

8

No  sun

0

Snow lying

0

Grnd Frost

4

1.0mm

6

3h  sun

27

Snow/sleet

0

Max < 0ºC

0

5mm

4

6h  sun

26

Hail

0

Max > 10

29

10mm

3

9h  sun

12

Thunder

2

Max > 20

23

25mm

0

12h sun

0

Fog at 09Z

1

Max > 30

0

50mm

0

15h sun

0

Gale

0

Notable events during the month:

Fairmount AWS replaced by Davis VPP on the 21st