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Monthly
Climate Summary for December 2004 at Milhaguet (Carreau) |
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Home |
Daily |
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Dry till the 16th,
often sunny and mild; then changeable and rather cold |
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Back |
Forward |
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Overall mean
temperature was |
3.4 |
ēC |
which is |
-0.7 |
degC |
compared with the 1971-2000 average |
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Mean day
maximum (09-21) was |
6.6 |
ēC |
which is |
-0.5 |
degC |
compared with the 1971-2000 average |
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Mean night
minimum (21-09) was |
0.2 |
ēC |
which is |
-0.9 |
degC |
compared with the 1971-2000 average |
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Mean 24hr
maximum (09-09) was |
7.0 |
ēC |
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Mean 24hr
minimum (09-09) was |
0.0 |
ēC |
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Highest day max was |
13.3 |
ēC |
on
the |
10 |
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Lowest day max was |
-0.4 |
ēC |
on the |
20 |
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Highest night min was |
6.6 |
ēC |
on the |
24 |
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Lowest night min was |
-6.7 |
ēC |
on the |
21 |
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Lowest grass min was |
-5.4 |
ēC |
on the |
21 |
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Total rainfall
this month was |
117.3 |
mm |
which is |
99.4 |
per cent |
of the 1971-2000 average |
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Highest daily fall was |
20.5 |
mm |
on the |
17 |
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Number of
hours with rain was |
149.0 |
hrs |
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Equiv. TSR
rainfall duration was |
104.3 |
hrs |
which is |
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per cent |
of the 1971-2000 average |
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Highest no of wet hrs |
19.0 |
hrs |
on the |
18 |
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Highest equiv duration |
15.2 |
hrs |
on the |
18 |
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Mean rainfall intensity |
1.12 |
mm/h |
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Total sunshine
this month was |
4.2 |
hrs |
which is |
84.0 |
per cent |
of the 1971-2000 average |
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Equiv. C/S
sunshine total was |
4.6 |
hrs |
which is |
84.0 |
per cent |
of the 1971-2000 average |
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Highest daily sun was |
0.4 |
hrs |
on the |
1 |
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Maximum snow depth
was |
0.0 |
cm |
on
the |
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Mean sea-level
pressure at 09Z |
1020.7 |
mbar |
which is |
+2.1 |
mbar |
compared with the 1961-1990 average |
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Highest pressure at 09Z |
1035.7 |
mbar |
on the |
30 |
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Lowest pressure at 09Z |
1003.1 |
mbar |
on the |
2 |
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Number of days
with: |
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Air Frost |
15 |
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0.2mm rain |
17 |
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No sun |
12 |
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Snow lying |
0 |
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Grnd Frost |
20 |
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1.0mm |
14 |
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3h sun |
0 |
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Snow/sleet |
6 |
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Max < 0ēC |
2 |
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5mm |
9 |
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6h sun |
0 |
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Hail |
0 |
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Max > 10 |
6 |
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10mm |
3 |
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9h sun |
0 |
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Thunder |
1 |
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Max > 20 |
0 |
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25mm |
0 |
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12h sun |
0 |
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Fog at 09Z |
6 |
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Max > 30 |
0 |
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50mm |
0 |
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15h sun |
0 |
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Gale |
0 |
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Notable events
during the month: |
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Rainfall
1st-15th was 7.9mm; from the 16th-31st it was 109.4mm |
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