Chertsey weather

 Latitude N 51° 23' 25"    Longitude E 00° 30' 27"    Elevation 12 m

Records began on 30 September 2012. Here are the month-by-month extremes recorded since then.

Records for the month of January
Temperature and Humidity
Highest Temperature 15.9 °C at 12:30 on 24 January 2016
Lowest Temperature -7.3 °C at 07:50 on 21 January 2017
Highest Dew Point 15.8 °C at 12:30 on 24 January 2016
Lowest Dew Point -25.1 °C at 01:35 on 08 January 2020
Highest Apparent Temperature 17.4 °C at 12:34 on 24 January 2016
Lowest Apparent Temperature -26.6 °C at 03:05 on 02 January 2020
Lowest Wind Chill Temperature -9.1 °C at 16:51 on 15 January 2020
Highest Heat Index 15.9 °C at 12:30 on 24 January 2016
Highest Minimum 9.4 °C at 00:13 on 29 January 2016
Lowest Maximum 1.3 °C at 14:26 on 26 January 2017
Highest Humidity 99 % at 00:13 on 01 January 2014
Lowest Humidity 10 % at 15:49 on 13 January 2015
Highest Daily Range 18.7 °C on 11 February 2020
Lowest Daily Range 1.5 °C on 24 January 2020
Rainfall
Highest Rain Rate 64.8 mm/hr at 12:31 on 26 January 2014
Highest Hourly Rainfall 10.5 mm at 13:09 on 26 January 2014
Highest Daily Rainfall 19452.0 mm on 08 January 2020
Highest Monthly Rainfall 19454.0 mm January 2020
Longest Dry Period 13 days to 10 January 2019
Longest Wet Period 20 days to 18 January 2014
Wind
Highest Wind Gust 44.5 m/s at 08:32 on 14 January 2020
Highest Wind Speed Average 84.7 m/s at 15:49 on 13 January 2015
Highest Daily Wind Run 343.7 km on 11 February 2020
Pressure
Lowest Pressure (sl) 972.4 mb at 20:03 on 02 January 2018
Highest Pressure (sl) 1055.0 mb at 09:51 on 02 January 2019
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