Cambridge Weather Summary
   December 2007

Based on 31 days' worth of half-hourly data recorded with
rooftop sensors at the Computer Laboratory, Cambridge, U.K.

Temperature (degrees C)
   Average: 5.1
   Minimum: -6.0 (20 December 02:30)
   Maximum: 14.5 (05 December 11:30)

Relative Humidity (%)
   Average: 87.6
   Minimum: 43 (11 December 11:00)
   Maximum: 100 (06 December 11:00)

Dew Point (degrees C)
   Average: 2.6
   Minimum: -6.5 (20 December 02:30)
   Maximum: 13.6 (06 December 20:00)

Atmospheric Pressure (mbar)
   Average: 1018.2
   Minimum: 972 (09 December 12:30)
   Maximum: 1043 (13 December 08:30)

Half-hourly Instantaneous Wind Speed (knots)
   Average: 5.3
   Minimum: 0.0 (09 December 14:00)
   Maximum: 40.0 (05 December 01:00)

Half-hourly Maximum Wind Speed (knots)
   Average: 12.3
   Minimum: 0 (09 December 14:00)
   Maximum: 46 (01 December 02:00)

Prevalent Wind Direction
   S (25.3% of readings)

Total Sunshine Hours
   60.8

Total Rainfall mm
   50.5