ELTA averages refer to period 1971-2000. (Raunds Met office 71-91 &
station records 92-00)

Screen air temperatures 0900z-0900z

Highest maximum: 25.0C on the 10th
Lowest maximum: 12.4C on the 16th
Highest minimum: 12.4C on the 30th
Lowest minimum: 1.1C on the 20th
Mean maximum: 17.9C (+1.5C deviation from average)
Mean minimum: 8.5C (+2.3C deviation from average)
Overall mean: 13.2C (+2.0Cdeviation from average)

Grass temperatures 0900-0900z

Lowest grass minimum: -2.2C on the 20th
Highest grass minimum: 12.1C on the 30th
Mean grass minimum: 6.3C

Rainfall 0900z-0900z

Total rainfall: 66.3mm (138.7%of average)
Highest fall 24 hour fall 0900z to 0900z: 18.1mm on the 25th
Rain days: 11 (/=0.2mm)
Wet days: 8 (/=1.0mm)

Air pressure (reduced to sea level)

Highest air pressure at 0900z: 1025.2mb on the 6th
Lowest air pressure at 0900z: 1004.1mb on the 1st
Mean air pressure at 0900z: 1016.1mb

Wind direction and frequency at 0900z

NNE:6, NE:9, ENE:4, E:2, ESE:3, SE:2, SSW:2, NNW:2, VAR:1
...
Days with

Fog at 0900z:0
Air frost:0
Grass frost: 2 on the 19th and 20th
Hail:0
Thunder:0

Regards,

Ian, Raunds, East Northants. 63m amsl. NGR SP9972