Hi all,

Air temperatures (screen)

Highest maximum: 23.1C on the 5th
Lowest maximum: 11.1C on the 26th
Highest minimum: 14.1C on the 7th
Lowest minimum: 3.6C on the 30th
Mean maximum: 18.4C
Difference from monthly average (-0.4)
Mean minimum: 10.2C
Difference from monthly average (+0.8)
Overall mean: 14.3C
Difference from monthly average (+0.2)

Grass temperatures

Lowest grass minimum: 1.1C on the 30th
Highest grass minimum: 12.6C on the 5th and 24th
Mean grass minimum: 7.9C

Rainfall

Total rainfall: 35.0mm (68.1% of monthly average)
Highest fall 24 hour fall 0900z to 0900z: 11.2mm on the 23rd
Rain days: 13 (/=0.2mm)
Wet days: 7 (/=1.0mm)

Air pressure (reduced to sea level)

Highest air pressure at 0900z: 1032.3mb on the 7th
Lowest air pressure at 0900z: 1004.1mb on the 24th
Mean air pressure at 0900z: 1020.5mb

Wind directions and frequency at 0900z

N:5, NNW:4, NW:4, SW:4, W:3, WSW:3, WNW:2, S:2, SSW:1, ENE:1, Var:1.

Days with

Hail: 0
Thunder: 1, on the 25th
Fog: 0
Air frost: 0
Grass frost: 0

Averages refer to 1971-2000 calculated from Raunds Met Office records
1971-1991 and station records 1992-2000.

Comments.

Temperatures near normal, rainfall below normal. Coolest since 2001
(13.4C). Driest since 2002 (37.9mm). No evidence of tornadic activity
on the 24th, just gusty straight line winds as the squall line passed
through. 09z-09z maximum of 11.1C on the 27th, lowest on record since
station inception in 1992.

Regards,

Ian,

Raunds, East Northants. 63m. Grid Ref SP9972