Monthly Climate Summary for  August  1999 at Milhaguet (Carreau)

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Warm early and late, but rather cool 10th-19th.   Sunshine plentiful

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Overall mean temperature was

19.2

ºC

which is

+0.9

degC

compared with the 1971-2000 average

Mean day maximum (09-21) was

25.5

ºC

which is

-0.3

degC

compared with the 1971-2000 average

Mean night minimum (21-09) was

12.8

ºC

which is

+2.0

degC

compared with the 1971-2000 average

Mean 24hr maximum (09-09) was

25.4

ºC

Mean 24hr minimum (09-09) was

12.8

ºC

Highest day max was

31.5

ºC

on  the

24

Lowest day max was

19.8

ºC

on  the

18

Highest night min was

17.2

ºC

on  the

26

Lowest night min was

8.7

ºC

on  the

19

Lowest grass min was

7.2

ºC

on  the

19

Total rainfall this month was

74.8

mm

which is

88.0

per  cent

of the 1971-2000 average

Highest daily fall was

19.8

mm

on  the

4

Number of hours with rain was

0.0

hrs

Equiv. TSR rainfall duration was

0.0

hrs

which is

per  cent

of the 1971-2000 average

Highest no of wet hrs

0.0

hrs

on  the

Highest equiv duration

0.0

hrs

on  the

Total sunshine this month was

244.5

hrs

which is

114.3

per  cent

of the 1971-2000 average

Equiv. C/S sunshine total was

269.0

hrs

which is

114.3

per  cent

of the 1971-2000 average

Highest daily sun was

10.9

hrs

on  the

1

Maximum  snow depth  was

0.0

cm

on  the

Mean sea-level pressure at 09Z

mbar

which is

mbar

compared with the 1961-1990 average

Highest pressure at 09Z

mbar

on  the

Lowest  pressure at 09Z

mbar

on  the

Number of days with:

Air Frost

0

0.2mm rain

12

No  sun

0

Snow lying

0

Grnd Frost

0

1.0mm

9

3h  sun

31

Snow/sleet

0

Max < 0ºC

0

5mm

5

6h  sun

24

Hail

0

Max > 10

31

10mm

3

9h  sun

13

Thunder

0

Max > 20

30

25mm

0

12h sun

0

Fog at 09Z

0

Max > 30

2

50mm

0

15h sun

0

Gale

0

Notable events during the month: