Cambridge Weather Summary
   September 2007

Based on 30 days' worth of half-hourly data recorded with
rooftop sensors at the Computer Laboratory, Cambridge, U.K.

Temperature (degrees C)
   Average: 15.3
   Minimum: 3.6 (30 September 06:00)
   Maximum: 26.5 (07 September 10:00)

Relative Humidity (%)
   Average: 77.0
   Minimum: 37 (04 September 10:00)
   Maximum: 100 (07 September 04:00)

Dew Point (degrees C)
   Average: 10.9
   Minimum: 0.6 (18 September 16:00)
   Maximum: 17.8 (06 September 13:30)

Atmospheric Pressure (mbar)
   Average: 1020.5
   Minimum: 999 (24 September 07:00)
   Maximum: 1035 (06 September 09:00)

Half-hourly Instantaneous Wind Speed (knots)
   Average: 5.1
   Minimum: 0.0 (03 September 21:30)
   Maximum: 28.0 (16 September 16:00)

Half-hourly Maximum Wind Speed (knots)
   Average: 12.0
   Minimum: 0 (03 September 21:30)
   Maximum: 48 (24 September 07:00)

Prevalent Wind Direction
   NW (27.2% of readings)

Total Sunshine Hours
   147.3

Total Rainfall mm
   78.7