| Monthly Climate
Summary for February 2004 at Luton (Cranleigh Gdns) |
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home |
daily |
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Warm start, but a cold and dry second half |
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back |
forward |
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| Overall mean
temperature was |
5.3 |
ēC |
which is |
+1.1 |
degC |
compared with the 1971-2000 average |
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| Mean day
maximum (09-21) was |
7.8 |
ēC |
which is |
+0.8 |
degC |
compared with the 1971-2000 average |
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| Mean night
minimum (21-09) was |
2.9 |
ēC |
which is |
+1.5 |
degC |
compared with the 1971-2000 average |
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| Mean 24hr
maximum (09-09) was |
7.8 |
ēC |
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| Mean 24hr
minimum (09-09) was |
2.7 |
ēC |
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Highest day max was |
16.2 |
ēC |
on
the |
4 |
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Lowest day max was |
2.5 |
ēC |
on the |
28 |
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Highest night min was |
11.7 |
ēC |
on the |
4 |
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Lowest night min was |
-4.5 |
ēC |
on the |
26 |
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Lowest grass min was |
-7.7 |
ēC |
on the |
26 |
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| Total rainfall
this month was |
38.6 |
mm |
which is |
83.4 |
per cent |
of the 1971-2000 average |
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Highest daily fall was |
9.6 |
mm |
on the |
5 |
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| Number of hours with rain was |
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| Equiv. TSR
rainfall duration was |
48.1 |
hrs |
which is |
82.1 |
per cent |
of the 1971-2000 average |
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Highest no of wet hrs |
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hrs |
on the |
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Highest duration |
12.7 |
hrs |
on the |
24 |
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Mean rainfall intensity |
0.80 |
mm/hr |
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| Total CS
sunshine this month was |
61.3 |
hrs |
which is |
97.0 |
per cent |
of the 1971-2000 average |
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| Equiv. C/S sunshine total was |
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hrs |
which is |
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per cent |
of the 1971-2000 average |
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Highest daily sun was |
8.5 |
hrs |
on the |
26 |
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| Maximum snow depth
was |
0.2 |
cm |
on
the |
29 |
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| Mean sea-level
pressure at 09Z |
1020.7 |
mbar |
which is |
+5.5 |
mbar |
compared with the 1961-1990 average |
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Highest pressure at 09Z |
1036.0 |
mbar |
on the |
9 |
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Lowest
pressure at 09Z |
999.5 |
mbar |
on the |
27 |
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| Number of days
with: |
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| Air Frost |
11 |
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0.2mm rain |
15 |
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No sun |
6 |
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Snow lying |
1 |
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| Grnd Frost |
15 |
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1.0mm |
8 |
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3h sun |
9 |
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Snow/sleet |
8 |
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| Max < 0ēC |
0 |
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5mm |
3 |
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6h sun |
4 |
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Hail |
1 |
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| Max > 10 |
7 |
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10mm |
0 |
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9h sun |
0 |
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Thunder |
0 |
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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 |
0 |
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| Max > 30 |
0 |
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15h sun |
0 |
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Gale |
1 |
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| Notable events
during the month: |
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| 4th: max of 16.2ēC was the highest during the
first week of February on record (1900) |
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| 4th: min of 11.7ēC was the highest in February
on record (1900) |
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| Mean
temperature 1st-15th of 8.3C (6.2;
10.4) made it the warmest first half of February on record (at least 1900) |
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| Mean
temperature 16th-29th of 2.1C (-0.7;
4.9) made it the coldest second half of February since 1986 |
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