Annual Summary for 2020
mild year overall, the 4th mildest on record here in 65 years,
beaten only by 2006, 2011 and 2014, having 9 months above average, Jan Apr
and May exceptionally so. Only Jul and Oct were below normal, and Dec was
record HiMax was 35.6C on 31/7/20.
HiMean was 26.7C on 12/8/20.
record 220 raindays, also
7th highest 152 wetdays, and 57 very wet days.
RAIN AND MEAN TEMPS
15.0 mean max (C) , +1.1 diff
from av (C) 4th =
mean min (C) , +0.9
diff from av (C) 7th
10.9 mean (C),
+1.0 diff from av (C) 4th
35.6C on 31/7/20 New
LoMax 0.5C on 28/12/20
18.9C on 26/6/20 6th
LoMin -3.7C on 31/12/20
Highest Mean 26.7C on 12/8/20
Lowest Mean –0.9C
rain total (mm), 111 % of av 16th highest
raindays (with 0.2mm or more)
152 wetdays (with
1mm or more)
(with 5mm or more) 18th
most rainfall in a day (mm) on 15/2/20
duration 792.5 hours
2 days with snow falling,
Most snowfall in a day 3.5 cm on 28/12/20.
4 days with lying snow
1014.0 mean pressure (mb) , +0.5
pressure anomaly (mb)
1049.3 max pressure at any time of day, on 20/1/20
New record highest
968.5 min pressure at any
time of day, on 28/12/20 10th
days with fog
25 air frosts, 3rd fewest, the last was 14/5/20, first
so 174 days airfrost free
ground frosts, last 15/5/20, first 28/9/20,
so 136 days with no air or ground frost.
Frost duration 147.5 hours.
is noteworthy that all 17 years with fewest airfrosts (less than 64), have
occurred since 2000, with 2010 ranking 19th, 2000 was 24th
and 2001 was 46th.
6 days with thunder heard, 16/6 17/6 10/6 11/6 12/8 17/8
- 9th fewest
5 days with small hail, 1 day with large hail
86.1% at 0900
61.9% at 0900