Cambridge Weather Summary
   July 1999

Based on 31 days worth of half-hourly data recorded with
rooftop sensors at AT&T Laboratories, Cambridge, U.K.

Temperature (degrees C)
   Average: 19.8
   Minimum: 10.5 (15 July 04:00)
   Maximum: 32.8 (31 July 12:30)

Relative Humidity (%)
   Average: 67.5
   Minimum: 23 (30 July 15:00)
   Maximum: 100 (03 July 04:30)

Dew Point (degrees C)
   Average: 12.8
   Minimum: 5.4 (27 July 17:30)
   Maximum: 19.2 (03 July 07:30)

Atmospheric Pressure (mbar)
   Average: 1017.4
   Minimum: 1003 (03 July 05:00)
   Maximum: 1032 (08 July 06:30)

Half-hourly Instantaneous Wind Speed (knots)
   Average: 2.7
   Minimum: 0 (03 July 06:00)
   Maximum: 10 (20 July 16:00)

Half-hourly Maximum Wind Speed (knots)
   Average: 9.9
   Minimum: 0 (04 July 22:30)
   Maximum: 28 (20 July 15:30)

Prevalent Wind Direction
   S (25.2% of readings)

Total Sunshine Hours
   198.3

Total Rainfall mm
   15.6