Monthly Report for September 2017

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Weather Summary
Measure Mean / Sum (anomaly) Min Max Mean Time
Minimum Temperature 10.9 °C (-0.2) 6.9 °C 14.7 °C 09:14
Maximum Temperature 18.4 °C (-0.3) 14.7 °C 22.4 °C 14:44
Mean Temperature 14.5 °C (-0.2) 10.9 °C 17.5 °C
Minimum Humidity 60% 37% 80% 15:09
Maximum Humidity 92% 80% 97% 09:16
Mean Humidity 79% 59% 90%
Minimum Pressure 1010 hPa 991 hPa 1021 hPa 11:19
Maximum Pressure 1016 hPa 1001 hPa 1025 hPa 13:14
Mean Pressure 1013 hPa 994 hPa 1022 hPa
Mean Wind Speed 4.4 mph (+0.5) 0.7 mph 10.2 mph
Maximum Wind Speed 12.4 mph 7.3 mph 24.2 mph 14:23
Maximum Gust 19.2 mph 10.4 mph 41.5 mph 13:17
Mean Wind Direction SW N N
Rainfall 58.3 mm (102%) 0.0 mm 12.6 mm
Maximum Hourly Rain 1.6 mm 0.2 mm 5.0 mm 15:14
Maximum 10-min Rain 0.9 mm 0.2 mm 3.2 mm 15:54
Maximum Rain Rate 14 mm/h 0.4 mm/h 48 mm/h 14:35
Minimum Dew Point 8.5 °C 5.6 °C 12.8 °C 12:23
Maximum Dew Point 13.1 °C 9.8 °C 18.6 °C 14:13
Mean Dew Point 10.7 °C 7.8 °C 15.7 °C
Night Minimum (21-09) 11.1 °C 6.9 °C 16.0 °C 08:06
Day Maximum (09-21) 18.4 °C 14.7 °C 22.4 °C 14:44
Max 10m Temp Rise 0.6 °C 0.2 °C 0.9 °C 11:29
Max 1hr Temp Rise 2.0 °C 0.7 °C 3.3 °C 11:08
Max 1hr Hum Rise 11% 3% 21% 18:29
Max 10m Temp Fall 0.6 °C 0.3 °C 1.6 °C 16:06
Max 1hr Temp Fall 1.7 °C 0.9 °C 2.9 °C 16:44
Max 1hr Hum Fall 11% 7% 22% 12:26
Max 10m Wind Speed 9.2 mph 5.0 mph 18.4 mph 13:25
Minimum Feels-like 11.3 °C 4.7 °C 17.6 °C 10:09
Maximum Feels-like 20.6 °C 15.6 °C 28.1 °C 14:16
Mean Feels-like 16.1 °C 11.1 °C 21.8 °C n/a
Air-frost Hrs 0 hrs 0 hrs 0 hrs n/a
Measure Mean / Sum (anomaly) Min Max
Temperature Range 7.6 °C (-0.0) 3.4 °C 12.9 °C
Humidity Range 32% 17% 51%
Pressure Range 6 hPa 2 hPa 13 hPa
Measure Sum (anom.) [% of max] Min Max
Sun Hours 115 (83%) [34%] 0 11
Wet Hours 55 (134%) [7.6%] 0 11

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. Consequently, their reliablity is questionable and they         are provided for interest only.

Days Of...
Rainfall Temperature Sunshine Other
> 0.0 mm 18 Min < -5.0 °C 0 > 0 hrs 28 Falling Snow 0
> 0.1 mm 18 Min < 0.0 °C 0 > 1 hrs 23 Lying Snow 0
> 0.3 mm 16 Mean < 0.0 °C 0 > 3 hrs 15 Hail 0
> 1.0 mm 10 Mean > 20.0 °C 0 > 5 hrs 8 Thunder 1
> 5.0 mm 6 Max > 25.0 °C 0 > 10 hrs 1 Dense Fog 0
> 10.0 mm 1 Max > 30.0 °C 0 > 25% max poss. 18 Gusts > 30mph 3
> 20.0 mm 0 Min > 20.0 °C 0 > 95% max poss. 0 Total Events 4

Misc.

Mean rainfall for days with >0.2mm: 3.6 mm
Total snowfall: 0 cm - 0% of the total precipitation
Total lying snow: 0 cm

Graphs and Charts

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View daily breakdown