Cambridge Weather Summary
   January 2009

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

Temperature (degrees C)
   Average: 2.2
   Minimum: -6.4 (06 January 07:00)
   Maximum: 9.2 (22 January 12:30)

Relative Humidity (%)
   Average: 92.1
   Minimum: 65 (06 January 15:30)
   Maximum: 100 (01 January 00:00)

Dew Point (degrees C)
   Average: 1.1
   Minimum: -7.5 (06 January 19:30)
   Maximum: 9.2 (22 January 12:30)

Atmospheric Pressure (mbar)
   Average: 1008.7
   Minimum: 963 (23 January 05:30)
   Maximum: 1033 (02 January 18:00)

Half-hourly Instantaneous Wind Speed (knots)
   Average: 3.8
   Minimum: 0.0 (01 January 05:00)
   Maximum: 26.0 (12 January 06:00)

Half-hourly Maximum Wind Speed (knots)
   Average: 10.1
   Minimum: 0 (01 January 06:00)
   Maximum: 40 (17 January 21:30)

Prevalent Wind Direction
   SE (30.5% of readings)

Total Sunshine Hours
   65.4

Total Rainfall mm
   29.9