September 2020
Weather in Letchworth Garden City, day by day
Mean temperature
15.3°C
Station average 15.4°C
Highest
30.3°C
On Tue 15 Sep
Lowest
5.2°C
On Sat 26 Sep
Rain
44.4 mm
92% of the station average, 48.2 mm
Wet days
8
With 0.2 mm of rain or more
Wettest day
26.4 mm
On Wed 23 Sep
Strongest gust
21 mph
On Sat 26 Sep
Highest pressure
1028.9 hPa
Lowest 991.6 hPa
How it compares
The 7th coldest September of the 17 on record, and the coldest since 2017.
The 9th wettest September of the 17 on record.
Day by day
| Day | High | Low | Rain | Gust |
|---|---|---|---|---|
| Tue 1 | 21.4°C | 7.2°C | 0.0 mm | 6 mph |
| Wed 2 | 20.3°C | 9.9°C | 5.2 mm | 15 mph |
| Thu 3 | 19.6°C | 14.3°C | 0.8 mm | 15 mph |
| Fri 4 | 18.3°C | 12.2°C | 0.0 mm | 12 mph |
| Sat 5 | 17.9°C | 9.8°C | 0.0 mm | 13 mph |
| Sun 6 | 19.5°C | 8.9°C | 0.0 mm | 9 mph |
| Mon 7 | 18.7°C | 9.8°C | 0.0 mm | 19 mph |
| Tue 8 | 26.2°C | 15.9°C | 0.0 mm | 11 mph |
| Wed 9 | 21.4°C | 12.5°C | 0.0 mm | 10 mph |
| Thu 10 | 18.6°C | 7.6°C | 0.0 mm | 9 mph |
| Fri 11 | 18.8°C | 8.8°C | 0.0 mm | 17 mph |
| Sat 12 | 21.4°C | 11.3°C | 0.0 mm | 15 mph |
| Sun 13 | 25.3°C | 11.9°C | 0.0 mm | 14 mph |
| Mon 14 | 28.3°C | 12.2°C | 0.0 mm | 7 mph |
| Tue 15 | 30.3°C | 13.8°C | 0.0 mm | 7 mph |
| Wed 16 | 23.7°C | 14.3°C | 0.0 mm | 19 mph |
| Thu 17 | 21.3°C | 10.2°C | 0.0 mm | 17 mph |
| Fri 18 | 20.6°C | 7.8°C | 0.0 mm | 19 mph |
| Sat 19 | 22.6°C | 10.2°C | 0.0 mm | 17 mph |
| Sun 20 | 22.5°C | 12.8°C | 0.0 mm | 15 mph |
| Mon 21 | 24.2°C | 12.3°C | 0.0 mm | 0 mph |
| Tue 22 | 25.2°C | 13.1°C | 0.0 mm | 17 mph |
| Wed 23 | 17.1°C | 9.2°C | 26.4 mm | 13 mph |
| Thu 24 | 14.2°C | 7.1°C | 0.2 mm | 19 mph |
| Fri 25 | 13.4°C | 7.6°C | 3.0 mm | 20 mph |
| Sat 26 | 10.6°C | 5.2°C | 0.2 mm | 21 mph |
| Sun 27 | 13.2°C | 9.2°C | 0.0 mm | 19 mph |
| Mon 28 | 17.8°C | 7.7°C | 0.0 mm | 9 mph |
| Tue 29 | 15.6°C | 11.4°C | 5.8 mm | 9 mph |
| Wed 30 | 16.6°C | 10.4°C | 2.8 mm | 16 mph |
Weather fronts
- Likely cold front · Wed 9 Sep, 03:30
- Likely cold front · Thu 17 Sep, 16:45
- Likely cold front · Wed 23 Sep, 20:45
Found automatically from this station’s readings alone, so likely rather than certain. What’s a front?
September 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.