Monthly Climate Summary for September 2004 at Milhaguet (Carreau)

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A dry month.  Hot and sunny till the 10th, mostly cool after mid-month

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Overall mean temperature was

16.4

ºC

which is

+0.2

degC

compared with the 1971-2000 average

Mean day maximum (09-21) was

22.0

ºC

which is

-1.2

degC

compared with the 1971-2000 average

Mean night minimum (21-09) was

10.7

ºC

which is

+1.5

degC

compared with the 1971-2000 average

Mean 24hr maximum (09-09) was

22.0

ºC

Mean 24hr minimum (09-09) was

10.8

ºC

Highest day max was

30.0

ºC

on  the

8

Lowest day max was

14.6

ºC

on  the

25

Highest night min was

18.5

ºC

on  the

5

Lowest night min was

3.9

ºC

on  the

25

Lowest grass min was

4.9

ºC

on  the

25

Total rainfall this month was

37.0

mm

which is

40.6

per  cent

of the 1971-2000 average

Highest daily fall was

11.4

mm

on  the

23

Number of hours with rain was

46.0

hrs

Equiv. TSR rainfall duration was

32.2

hrs

which is

per  cent

of the 1971-2000 average

Highest no of wet hrs

15.0

hrs

on  the

23

Highest equiv duration

12.0

hrs

on  the

23

Mean rainfall intensity

1.15

mm/hr

Total sunshine this month was

174.0

hrs

which is

95.6

per  cent

of the 1971-2000 average

Equiv. C/S sunshine total was

191.4

hrs

which is

95.6

per  cent

of the 1971-2000 average

Highest daily sun was

9.5

hrs

on  the

1

Maximum  snow depth  was

0.0

cm

on  the

Mean sea-level pressure at 09Z

1021.1

mbar

which is

+2.7

mbar

compared with the 1961-1990 average

Highest pressure at 09Z

1028.6

mbar

on  the

22

Lowest  pressure at 09Z

1015.1

mbar

on  the

1

Number of days with:

Air Frost

0

0.2mm rain

11

No  sun

1

Snow lying

0

Grnd Frost

0

1.0mm

8

3h  sun

26

Snow/sleet

0

Max < 0ºC

0

5mm

3

6h  sun

15

Hail

0

Max > 10

30

10mm

1

9h  sun

7

Thunder

4

Max > 20

18

25mm

0

12h sun

0

Fog at 09Z

4

Max > 30

1

50mm

0

15h sun

0

Gale

0

Notable events during the month: