Cambridge Weather Summary May 2010 Based on 31 days' worth of half-hourly data recorded with rooftop sensors at the Computer Laboratory, Cambridge, U.K. Temperature (degrees C) Average: 11.2 Minimum: -0.8 (12 May 04:30) Maximum: 27.8 (23 May 14:00) Relative Humidity (%) Average: 68.8 Minimum: 25 (23 May 14:30) Maximum: 100 (13 May 04:00) Dew Point (degrees C) Average: 5.2 Minimum: -5.1 (13 May 10:30) Maximum: 15.0 (24 May 07:00) Atmospheric Pressure (mbar) Average: 1016.2 Minimum: 1003 (29 May 17:00) Maximum: 1034 (20 May 07:30) Half-hourly Instantaneous Wind Speed (knots) Average: 4.0 Minimum: 0.0 (04 May 20:00) Maximum: 26.0 (03 May 14:00) Half-hourly Maximum Wind Speed (knots) Average: 10.6 Minimum: 0 (04 May 20:30) Maximum: 38 (30 May 12:30) Prevalent Wind Direction NW (26.7% of readings) Total Sunshine Hours 176.6 Total Rainfall mm 8.9