Cambridge Weather Summary
   September 2012

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

Temperature (degrees C)
   Average: 13.9
   Minimum: 4.0 (22 September 06:30)
   Maximum: 28.7 (09 September 14:30)

Relative Humidity (%)
   Average: 73.1
   Minimum: 15 (07 September 15:30)
   Maximum: 100 (02 September 22:00)

Dew Point (degrees C)
   Average: 8.6
   Minimum: -2.5 (07 September 15:30)
   Maximum: 16.5 (10 September 16:30)

Atmospheric Pressure (mbar)
   Average: 1013.7
   Minimum: 981 (24 September 12:00)
   Maximum: 1032 (05 September 21:00)

Half-hourly Instantaneous Wind Speed (knots)
   Average: 5.0
   Minimum: 0.0 (01 September 00:00)
   Maximum: 26.0 (30 September 11:30)

Half-hourly Maximum Wind Speed (knots)
   Average: 12.1
   Minimum: 0 (01 September 00:30)
   Maximum: 36 (10 September 13:30)

Prevalent Wind Direction
   SW (43.4% of readings)

Total Sunshine Hours
   148.2

Total Rainfall mm
   29.1