Cambridge Weather Summary January 2015 Based on 30 days' worth of half-hourly data recorded with rooftop sensors at the Computer Laboratory, Cambridge, U.K. Temperature (degrees C) Average: 4.4 Minimum: -5.6 (23 January 06:00) Maximum: 14.5 (09 January 18:30) Relative Humidity (%) Average: 78.6 Minimum: 0 (28 January 14:30) Maximum: 100 (03 January 14:00) Dew Point (degrees C) Average: 0.4 Minimum: -50.8 (31 January 03:00) Maximum: 11.6 (09 January 17:30) Atmospheric Pressure (mbar) Average: 1010.7 Minimum: 971 (29 January 16:00) Maximum: 1038 (04 January 09:30) Half-hourly Instantaneous Wind Speed (knots) Average: 6.9 Minimum: 0.0 (04 January 00:30) Maximum: 36.0 (10 January 05:00) Half-hourly Maximum Wind Speed (knots) Average: 16.2 Minimum: 0 (04 January 02:00) Maximum: 52 (28 January 11:30) Prevalent Wind Direction SW (44.3% of readings) Total Sunshine Hours 72.2 Total Rainfall mm 43.1