2009
Weather in Letchworth Garden City, month by month
Mean temperature
10.5°C
Station average 11.5°C
Highest
29.7°C
On Wed 1 Jul
Lowest
−9.3°C
On Tue 6 Jan
Rain
606.2 mm
101% of the station average, 600.9 mm
Wet days
166
With 0.2 mm of rain or more
Wettest day
36.6 mm
On Thu 6 Aug
Strongest gust
41 mph
On Sat 17 Jan
Highest pressure
1036.6 hPa
Lowest 966.0 hPa
How it compares
The 4th coldest year of the 17 on record.
The 7th wettest year of the 17 on record.
Month by month
| Month | Mean | High | Low | Rain |
|---|---|---|---|---|
| January | 2.0°C | 8.7°C | −9.3°C | 46.6 mm |
| February | 3.5°C | 13.4°C | −4.6°C | 64.6 mm |
| March | 7.1°C | 14.9°C | −0.9°C | 8.8 mm |
| April | 10.5°C | 20.3°C | 1.8°C | 27.6 mm |
| May | 12.9°C | 23.9°C | 3.6°C | 25.2 mm |
| June | 15.5°C | 29.6°C | 4.2°C | 46.6 mm |
| July | 17.2°C | 29.7°C | 9.3°C | 86.0 mm |
| August | 17.8°C | 28.0°C | 9.1°C | 71.0 mm |
| September | 14.7°C | 26.6°C | 6.4°C | 7.6 mm |
| October | 11.5°C | 19.1°C | 2.0°C | 26.8 mm |
| November | 8.5°C | 15.6°C | 0.4°C | 107.8 mm |
| December | 2.7°C | 11.7°C | −6.7°C | 87.6 mm |
Readings on 345 of 365 days.
Daily temperature range
Low to high each day
Typical range for the date
Monthly rainfall
Total
Station average
Daily high, day by day
Hover a day for its high and low
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.