Tideswell, Derbyshire - May 2009
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Mean max: 14.7
Mean min: 6.3
Mean temp: 10.5

Highest max: 22.8 (29th)
Lowest max: 9.9 (4th)

Lowest min: 2.1 (17th)
Highest min: 11.9 (28th)

Lowest grass: -1.7 (17th)

No of air frosts: 0
No of ground frosts: 3

Days with max 20.0 or mo 3
Days with max 15.0 or mo 9
Days with max 10.0 or mo 30

Total rainfall: 107.1 mm
Highest rainfall day 15.5 mm (14th)
No of rain days: 22
No of days with 1.0 mm or mo 18

Days with snow/sleet falling: 0
Days with snow/sleet lying: 0
Days with thunder heard: 1 (16th)
Days with hail: 1 (16th)
Days with fog at 0900z: 1 (14th)

Remarks: An uneventful month


--
Norman Lynagh
Tideswell, Derbyshire
303m a.s.l.