Cambridge Weather Summary Year 2017 Based on 365 days' worth of half-hourly data recorded with rooftop sensors at the Computer Laboratory, Cambridge, U.K. Temperature (degrees C) Average: 9.6 Minimum: -6.0 (22 January 07:00) Maximum: 30.0 (18 June 13:00) Relative Humidity (%) Average: 79.3 Minimum: 2 (25 March 16:00) Maximum: 100 (01 January 00:00) Dew Point (degrees C) Average: 5.8 Minimum: -35.9 (25 March 16:00) Maximum: 21.3 (21 June 15:30) Atmospheric Pressure (mbar) Average: 1015.4 Minimum: 969 (10 December 12:00) Maximum: 1041 (18 January 08:30) Half-hourly Instantaneous Wind Speed (knots) Average: 3.8 Minimum: 0.0 (02 January 17:30) Maximum: 38.0 (23 February 15:00) Half-hourly Maximum Wind Speed (knots) Average: 11.0 Minimum: 0 (05 January 09:30) Maximum: 58 (23 February 12:30) Prevalent Wind Direction SW (32.8% of readings) Total Sunshine Hours 1433.6 Total Rainfall mm 611.1