Cambridge Weather Summary
   September 2004

Based on 30 days worth of half-hourly data recorded with
rooftop sensors at AT&T Laboratories, Cambridge, U.K.

Temperature (degrees C)
   Average: 16.0
   Minimum: 3.6 (16 September 05:00)
   Maximum: 29.1 (04 September 11:30)

Relative Humidity (%)
   Average: 74.6
   Minimum: 32 (01 September 11:30)
   Maximum: 100 (08 September 04:00)

Dew Point (degrees C)
   Average: 11.0
   Minimum: 2.1 (16 September 07:30)
   Maximum: 17.6 (10 September 14:30)

Atmospheric Pressure (mbar)
   Average: 1017.6
   Minimum: 995 (14 September 07:30)
   Maximum: 1037 (07 September 22:00)

Half-hourly Instantaneous Wind Speed (knots)
   Average: 7.0
   Minimum: 0.0 (01 September 00:00)
   Maximum: 28.1 (14 September 12:00)

Half-hourly Maximum Wind Speed (knots)
   Average: 15.3
   Minimum: 0 (01 September 00:00)
   Maximum: 52 (14 September 12:30)

Prevalent Wind Direction
   SW (38.6% of readings)

Total Sunshine Hours
   170.5

Total Rainfall mm
   18.3