Cambridge Weather Summary
   April 2001

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

Temperature (degrees C)
   Average: 8.0
   Minimum: 0 (17 April 06:00)
   Maximum: 21.3 (02 April 15:00)

Relative Humidity (%)
   Average: 77.9
   Minimum: 35 (13 April 13:30)
   Maximum: 100 (09 April 05:00)

Dew Point (degrees C)
   Average: 4.1
   Minimum: -5.8 (13 April 13:30)
   Maximum: 11.4 (02 April 20:30)

Atmospheric Pressure (mbar)
   Average: 1011.1
   Minimum: 993 (04 April 04:00)
   Maximum: 1034 (13 April 00:30)

Half-hourly Instantaneous Wind Speed (knots)
   Average: 3.9
   Minimum: 0 (09 April 07:00)
   Maximum: 11.7 (04 April 15:30)

Half-hourly Maximum Wind Speed (knots)
   Average: 12.7
   Minimum: 0 (09 April 07:00)
   Maximum: 32 (06 April 19:30)

Prevalent Wind Direction
   S (27.5% of readings)

Total Sunshine Hours
   95.3

Total Rainfall mm
   55.3