Cambridge Weather Summary April 2014 Based on 30 days' worth of half-hourly data recorded with rooftop sensors at the Computer Laboratory, Cambridge, U.K. Temperature (degrees C) Average: 10.9 Minimum: 0.8 (16 April 04:30) Maximum: 21.7 (21 April 13:00) Relative Humidity (%) Average: 74.6 Minimum: 31 (14 April 14:30) Maximum: 99 (21 April 05:00) Dew Point (degrees C) Average: 6.3 Minimum: -3.2 (15 April 14:30) Maximum: 12.9 (06 April 12:30) Atmospheric Pressure (mbar) Average: 1013.3 Minimum: 998 (03 April 04:00) Maximum: 1032 (15 April 06:00) Half-hourly Instantaneous Wind Speed (knots) Average: 3.6 Minimum: 0.0 (01 April 01:30) Maximum: 20.0 (06 April 09:30) Half-hourly Maximum Wind Speed (knots) Average: 10.2 Minimum: 0 (01 April 01:30) Maximum: 32 (08 April 13:00) Prevalent Wind Direction SW (18.4% of readings) Total Sunshine Hours 109.2 Total Rainfall mm 12.4