Monthly Climate Summary for September 1999 at Milhaguet
(Carreau) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Home |
Daily |
Dry, sunny and hot until the 12th,
then cool and cloudy with heavy rain at times |
Back |
Forward |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Overall mean
temperature was |
16.9 |
ēC |
which is |
+0.7 |
degC |
compared with the 1971-2000 average |
|
|
Mean day
maximum (09-21) was |
22.1 |
ēC |
which is |
-1.1 |
degC |
compared with the 1971-2000 average |
|
|
Mean night
minimum (21-09) was |
11.7 |
ēC |
which is |
+2.5 |
degC |
compared with the 1971-2000 average |
|
|
Mean 24hr
maximum (09-09) was |
22.1 |
ēC |
|
|
|
|
|
|
|
|
|
Mean 24hr
minimum (09-09) was |
11.7 |
ēC |
|
|
|
|
|
|
|
|
|
|
Highest day max was |
29.7 |
ēC |
on
the |
11 |
|
|
|
|
|
|
|
|
Lowest day max was |
13.5 |
ēC |
on the |
20 |
|
|
|
|
|
|
|
|
Highest night min was |
15.1 |
ēC |
on the |
2 |
|
|
|
|
|
|
|
|
Lowest night min was |
5.7 |
ēC |
on the |
16 |
|
|
|
|
|
|
|
|
Lowest grass min was |
5.5 |
ēC |
on the |
16 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Total rainfall
this month was |
97.9 |
mm |
which is |
107.6% |
per cent |
of the 1971-2000 average |
|
|
|
|
Highest daily fall was |
19.1 |
mm |
on the |
13 |
|
|
|
|
|
|
|
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 |
138.5 |
hrs |
which is |
76.1% |
per cent |
of the 1971-2000 average |
|
|
|
Equiv. C/S
sunshine total was |
152.4 |
hrs |
which is |
76.1% |
per cent |
of the 1971-2000 average |
|
|
|
|
Highest daily sun was |
9.7 |
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 |
17 |
|
No sun |
0 |
|
Snow lying |
0 |
|
|
|
Grnd Frost |
0 |
|
1.0mm |
11 |
|
3h sun |
19 |
|
Snow/sleet |
0 |
|
|
|
Max < 0ēC |
0 |
|
5mm |
8 |
|
6h sun |
10 |
|
Hail |
0 |
|
|
|
Max > 10 |
30 |
|
10mm |
3 |
|
9h sun |
2 |
|
Thunder |
0 |
|
|
|
Max > 20 |
18 |
|
25mm |
0 |
|
12h sun |
0 |
|
Fog at 09Z |
0 |
|
|
|
Max > 30 |
0 |
|
50mm |
0 |
|
15h sun |
0 |
|
Gale |
0 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Notable events
during the month: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|