Cambridge Weather Summary December 2024 Based on 31 days' worth of half-hourly data recorded with rooftop sensors at the Computer Laboratory, Cambridge, U.K. Temperature (degrees C) Average: 5.4 Minimum: -0.8 (04 December 01:00) Maximum: 12.7 (18 December 09:00) Relative Humidity (%) Average: 86.0 Minimum: 86 (01 December 00:00) Maximum: 86 (01 December 00:00) Dew Point (degrees C) Average: 3.2 Minimum: -2.8 (04 December 01:00) Maximum: 10.4 (18 December 09:00) Atmospheric Pressure (mbar) Average: 1000.0 Minimum: 1000 (01 December 00:00) Maximum: 1000 (01 December 00:00) Half-hourly Instantaneous Wind Speed (knots) Average: 0.0 Minimum: 0.0 (01 December 00:00) Maximum: 0.0 (01 December 00:00) Half-hourly Maximum Wind Speed (knots) Average: 0.0 Minimum: 0 (01 December 00:00) Maximum: 0 (01 December 00:00) Prevalent Wind Direction N (100.0% of readings) Total Sunshine Hours 30.9 Total Rainfall mm 40.3