Monthly Report for September 2026

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Weather Summary
Measure Mean / Sum (anomaly) Min Max Mean Time
Minimum Temperature 13.4 °C (+1.9) 7.8 °C 18.8 °C 08:49
Maximum Temperature 22.3 °C (+3.2) 18.1 °C 27.2 °C 14:17
Mean Temperature 17.9 °C (+2.5) 14.6 °C 21.7 °C
Minimum Humidity 53% 36% 74% 15:01
Maximum Humidity 87% 81% 92% 08:28
Mean Humidity 72% 61% 86%
Minimum Pressure 1017 hPa 1007 hPa 1032 hPa 12:35
Maximum Pressure 1023 hPa 1015 hPa 1034 hPa 09:53
Mean Pressure 1020 hPa 1011 hPa 1033 hPa
Mean Wind Speed 4.3 mph (+0.4) 1.0 mph 8.5 mph
Maximum Wind Speed 12.5 mph 7.3 mph 19.7 mph 13:40
Maximum Gust 20.4 mph 11.5 mph 32.3 mph 11:31
Mean Wind Direction WSW NE NW
Rainfall 26.8 mm (54%) 0.0 mm 15.8 mm
Maximum Hourly Rain 1.3 mm 0.2 mm 2.4 mm 10:49
Maximum 10-min Rain 0.7 mm 0.2 mm 1.6 mm 10:13
Maximum Rain Rate 6 mm/h 0.5 mm/h 14 mm/h 10:58
Minimum Dew Point 9.6 °C 4.6 °C 16.1 °C 10:57
Maximum Dew Point 15.1 °C 11.0 °C 19.4 °C 13:43
Mean Dew Point 12.4 °C 8.0 °C 17.5 °C
Night Minimum (21-09) 14.0 °C 7.8 °C 20.3 °C 06:25
Day Maximum (09-21) 22.2 °C 16.3 °C 27.2 °C 15:02
Max 10m Temp Rise 0.7 °C 0.4 °C 1.0 °C 10:38
Max 1hr Temp Rise 2.5 °C 1.4 °C 4.7 °C 10:43
Max 1hr Hum Rise 8% 5% 13% 16:02
Max 10m Temp Fall 0.5 °C 0.2 °C 1.4 °C 14:37
Max 1hr Temp Fall 1.8 °C 0.8 °C 3.8 °C 16:42
Max 1hr Hum Fall 11% 6% 18% 11:02
Max 10m Wind Speed 9.2 mph 5.1 mph 14.6 mph 13:26
Minimum Feels-like 14.9 °C 7.8 °C 23.4 °C 09:02
Maximum Feels-like 25.5 °C 20.1 °C 31.8 °C 13:46
Mean Feels-like 20.5 °C 15.6 °C 26.8 °C n/a
Air-frost Hrs 0 hrs 0 hrs 0 hrs n/a
Minimum PM2.5 1 0 3 10:25
Maximum PM2.5 15 4 64 15:32
Mean PM2.5 163 2 24 n/a
Measure Mean / Sum (anomaly) Min Max
Temperature Range 8.8 °C (+1.2) 4.1 °C 15.1 °C
Humidity Range 33% 16% 48%
Pressure Range 6 hPa 2 hPa 12 hPa
Measure Sum (anom.) [% of max] Min Max
Sun Hours 178 (121%) [52%] 0.2 12
Wet Hours 28 (68%) [3.9%] 0 13

NB: Hover over a value to view the date it was recorded.
    Sun hrs, Wet hrs, Cloud cover and Events are based on manual equipment/observations (entered with a delay of 1-10 days). Consequently, their reliablity is questionable and they         are provided for interest only.

Days Of...
Rainfall Temperature Sunshine Other
> 0.0 mm 8 Min < -5.0 °C 0 > 0 hrs 30 Falling Snow 0
> 0.1 mm 8 Min < 0.0 °C 0 > 1 hrs 26 Lying Snow 0
> 0.3 mm 7 Mean < 0.0 °C 0 > 3 hrs 23 Hail 0
> 1.0 mm 4 Mean > 20.0 °C 4 > 5 hrs 20 Thunder 0
> 5.0 mm 1 Max > 25.0 °C 3 > 10 hrs 3 Dense Fog 0
> 10.0 mm 1 Max > 30.0 °C 0 > 25% max poss. 24 Gusts > 30mph 2
> 20.0 mm 0 Min > 20.0 °C 1 > 95% max poss. 3 Total Events 2

Misc.

Mean rainfall for days with >0.3mm: 3.8 mm
Total snowfall: 0 cm - 0% of the total precipitation
Total lying snow: 0 cm

Graphs and Charts

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Wind rose

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