December 2009
Weather in Letchworth Garden City, day by day
Mean temperature
2.7°C
Station average 5.4°C
Highest
11.7°C
On Sun 6 Dec
Lowest
−6.7°C
On Sat 19 Dec
Rain
87.6 mm
153% of the station average, 57.3 mm
Wet days
26
With 0.2 mm of rain or more
Wettest day
14.6 mm
On Wed 23 Dec
Strongest gust
26 mph
On Sun 6 Dec
Highest pressure
1032.3 hPa
Lowest 981.9 hPa
How it compares
The 2nd coldest December of the 18 on record.
The wettest December of the 18 on record.
Day by day
| Day | High | Low | Rain | Gust |
|---|---|---|---|---|
| Tue 1 | 4.8°C | −1.8°C | 0.8 mm | 13 mph |
| Wed 2 | 9.6°C | 4.2°C | 8.8 mm | 13 mph |
| Thu 3 | 6.8°C | 1.8°C | 2.6 mm | 17 mph |
| Fri 4 | 6.3°C | 1.3°C | 1.0 mm | 15 mph |
| Sat 5 | 10.6°C | 5.7°C | 4.0 mm | 17 mph |
| Sun 6 | 11.7°C | 5.7°C | 6.6 mm | 26 mph |
| Mon 7 | 10.1°C | 4.8°C | 1.4 mm | 24 mph |
| Tue 8 | 9.8°C | 4.9°C | 1.4 mm | 18 mph |
| Wed 9 | 10.1°C | 7.8°C | 0.2 mm | 13 mph |
| Thu 10 | 9.4°C | 0.5°C | 0.2 mm | 18 mph |
| Fri 11 | 4.3°C | −0.6°C | 0.4 mm | 9 mph |
| Sat 12 | 7.3°C | 2.3°C | 0.2 mm | 14 mph |
| Sun 13 | 5.5°C | 2.2°C | 0.2 mm | 14 mph |
| Mon 14 | 4.0°C | 1.8°C | 3.0 mm | 5 mph |
| Tue 15 | 2.6°C | −1.7°C | 0.0 mm | 9 mph |
| Wed 16 | 3.2°C | −3.6°C | 4.2 mm | 6 mph |
| Thu 17 | 3.2°C | −1.6°C | 0.4 mm | 22 mph |
| Fri 18 | −0.4°C | −4.0°C | 3.4 mm | 18 mph |
| Sat 19 | −0.8°C | −6.7°C | 0.2 mm | 11 mph |
| Sun 20 | −0.1°C | −5.1°C | 0.0 mm | 16 mph |
| Mon 21 | 0.8°C | −3.2°C | 1.4 mm | 9 mph |
| Tue 22 | 0.2°C | −3.6°C | 3.6 mm | 10 mph |
| Wed 23 | 2.6°C | −4.1°C | 14.6 mm | 11 mph |
| Thu 24 | 3.5°C | 0.9°C | 1.2 mm | 12 mph |
| Fri 25 | 2.8°C | 0.1°C | 0.8 mm | 12 mph |
| Sat 26 | 7.2°C | 2.8°C | 0.4 mm | 19 mph |
| Sun 27 | 5.6°C | 2.6°C | 0.0 mm | 22 mph |
| Mon 28 | 3.3°C | −1.5°C | 0.0 mm | 12 mph |
| Tue 29 | 3.3°C | 0.3°C | 13.8 mm | 19 mph |
| Wed 30 | 2.7°C | 0.3°C | 12.6 mm | 15 mph |
| Thu 31 | 3.3°C | −0.5°C | 0.2 mm | 17 mph |
Weather fronts
- Likely warm front · Sat 5 Dec, 02:15
- Likely cold front · Sun 6 Dec, 06:30
- Likely cold front · Mon 7 Dec, 16:00
- Likely warm front · Sat 19 Dec, 21:00
Found automatically from this station’s readings alone, so likely rather than certain. What’s a front?
December in other years
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Rainfall up to yesterday is from the Environment Agency’s rain gauges near Letchworth: the station’s own gauge is sheltered by nearby buildings and trees and catches less than falls. Today’s is the station’s. Contains Environment Agency information © Environment Agency and/or database right, under the Open Government Licence.