An unsettled and wet month with temperatures slightly above average. Mid month saw storm Claudia which provided 59.7 mm of precipitation over a 40 hour period and heralded a change of type from very mild to rather cold with frosts. A brief fall of snow on the morning of the 19th which didn't lie for long. Some freezing fog and icy roads during the final week, followed by a brief milder interlude.
Anomalies (in brackets) refer to the estimated 1991-2020 averages.
Mean max: 10.6 (+0.3)
Mean min: 5.2 (+1.5)
Mean temp: 7.9 (+0.9)
Mean 30cm earth temp: 11.0
Highest max: 15.1 ( 5th)
Lowest max: 5.2 (20th,21st)
Lowest min: -4.0 (26th)
Highest min: 13.6 ( 5th)
Lowest grass min: -7.3 (20th,26th)
Air frosts: 6 ( 0)
Air frost hours: 39.3
Ground frosts: 10 ( 0)
Days with max 15.0 to 19.9: 1
Days with max 10.0 to 14.9: 15
Days with max 5.0 to 9.9: 14
Days with min 10.0 to 14.9: 5
Days with min 5.0 to 9.9: 12
Days with min 0.0 to 4.9: 7
Days with min -5.0 to -0.1: 6
Total rainfall: 164.8 mm (206%)
Wettest day: 44.3 mm (14th)
Rain days (0.2 mm or more): 22 (+3)
Wet days (1.0 mm or more): 17 (+4)
Days >= 10mm: 5 (+3)
Days >= 20mm: 2
Days with snow/sleet falling: 1
Days with 50%+ snow cover at 09z: 1 ( 0)
Deepest at 0900z 1 cm (19th)
Days with thunder heard: 0
Days with hail: 0
Days with fog at 0900z: 1
Highest 10-min mean wind: 25 kn (28th)
Max gust: 43 kn (28th)
Days with gale: 0
Highest wind run: 230.7 nm (23rd)
Wind direction at 0900z: N: 4; NE: 1; E: 4; SE: 0; S: 5; SW: 9; W: 5; NW: 1; Calm: 1
Maximum pressure: 1028.9 (21st)
Minimum pressure: 988.2 (24th)