Alcaston, Shropshire - December 2023

[Freddie]

After a cold first 6 days with severe frost and some snow, it was a mild, wet and unsettled month, with average temperatures similar to those experienced in November.  Windy during the second half of the month apart from a couple of quieter days.  No fog and very little frost after the first week, with a thunderstorm late on the 27th followed by a brief gale during the early hours of the 28th.

Anomalies (in brackets) refer to the estimated 1991-2020 averages.

Mean max:                               9.0 (+1.4)
Mean min:                               4.4 (+3.0)
Mean temp:                              6.7 (+2.2)
Mean 30cm earth temp:                   7.1

Highest max:                           13.9 (24th)
Lowest max:                            -0.9 ( 2nd)
Lowest min:                            -8.3 ( 2nd)
Highest min:                           10.9 (24th)
Lowest grass min:                     -10.9 ( 2nd)

Air frosts:                               5 (-6)
Air frost hours:                       56.1
Ground frosts:                           12 (-6)

Days with max  10.0 to  14.9:            16
Days with max   5.0 to   9.9:            10
Days with max   0.0 to   4.9:             4
Days with max  -5.0 to  -0.1:             1

Days with min  10.0 to  14.9:             2
Days with min   5.0 to   9.9:            15
Days with min   0.0 to   4.9:             9
Days with min  -5.0 to  -0.1:             3
Days with min -10.0 to  -5.1:             2

Total rainfall:                       117.8 mm (139%)
Wettest day:                           15.0 mm ( 3rd)
Rain days (0.2 mm or more):            24      ( +5)
Wet days  (1.0 mm or more):            18      ( +4)
Days >= 10mm:                           2      ( -1)
Days >= 20mm:                           0

Days with snow/sleet falling:           2
Days with 50%+ snow cover at 09z:       1      ( 0)
Deepest at 0900z                        6 cm   ( 3rd)
 
Days with thunder heard:                1
Days with hail:                         0
Days with fog at 0900z:                 2

Highest 10-min mean wind:               35 kn (28th)
Max gust:                               49 kn (28th)
Days with gale:                          1
Highest wind run:                    440.0 nm (21st)
Wind direction at 0900z:                 N: 2; NE: 4; E: 1; SE: 0; S: 4; SW: 9; W: 8; NW: 3; Calm: 0

Maximum pressure:                       1037.7 (16th)
Minimum pressure:                        981.7 (31st)

-- 
Freddie
Alcaston
Shropshire
148m AMSL
http://www.hosiene.co.uk/weather/
Stats for the month so far: https://www.hosiene.co.uk/weather/statistics/alcaston/latest.xlsx