Welwyn weather

 Latitude N 51° 48' 00"    Longitude W 00° 11' 00"    Elevation 250 ft

This year's highs and lows
Temperature and Humidity
Highest Temperature 39.4 °C 15:14 on 07 August
Lowest Temperature -3.1 °C 05:44 on 25 March
Highest Dew Point 22.7 °C 15:45 on 12 August
Lowest Dew Point -9.6 °C 12:14 on 21 March
Highest Apparent Temperature 40.1 °C 13:45 on 12 August
Lowest Apparent Temperature -5.8 °C 05:44 on 25 March
Lowest Wind Chill Temperature -3.1 °C 05:44 on 25 March
Highest Heat Index 39.3 °C 13:45 on 12 August
Highest Minimum 18.7 °C 12 August
Lowest Maximum 5.5 °C 19 January
Highest Humidity 100 % 08:23 on 29 April
Lowest Humidity 11 % 16:14 on 07 August
Highest Daily Range 27.1 °C 07 August
Lowest Daily Range 1.7 °C 05 March
Rainfall
Highest Rain Rate 32.4 mm/hr 09:44 on 28 August
Highest Hourly Rainfall 9.6 mm 01:33 on 18 June
Highest Daily Rainfall 34.2 mm 18 June
Highest Monthly Rainfall 140.4 mm August
Longest Dry Period 32 days to 04 June
Longest Wet Period 9 days to 20 February
Wind
Highest Wind Gust 34.3 mph 18:32 on 14 January
Highest Wind Speed 10-minute Average 20.8 mph 18:28 on 14 January
Highest Daily Wind Run 172.0 miles 09 February
Pressure
Lowest Pressure (sl) 979.5 hPa 07:38 on 29 February
Highest Pressure (sl) 1047.7 hPa 22:58 on 19 January
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