January
started and finished mild, but 6th to 20th was
cooler than normal, overall the mean temperature was exectly normal.
The coldest night was –7.1C on 18th, mildest day was
13.6C on 23rd.
10 nights had air frosts, 18 ground frosts both close to the median of
last 69 years.
The only significant rainfal was on 2nd – 3rd (33mm), and 21st
(19mm), accounting for most of the rainfall for the month,
while 4th to 20th was essentially dry.
Windiest days were 20th to 26th, when storms ISHA
and JOCELYN passed by.
Overall
a drier than usual January, temperature statistically normal, but mild
then cold then mild again. A windy end to the month, rainfall mostly
falling on 3 days, dry and cold for half the month between 7th
and 20th .
6.9
mean max (C)
2.0 mean min (C)
4.9 mean (C) +0.0 deg avg (C)
13.6 high max (C) on 23 , 3rd highest HiMax
1.6 low max (C)
on 17
6.9 high min (C)
on 22
-7.1 low min (C)
on 18
55.6 rain total (mm) 77% of
av,
Most rain was 16.0mm on 21st
18 raindays (days with
>=0.2mm)
7 wetdays (days
with >=1mm), 9th
fewest
3 very wet days
(days with >=5mm), 12th
fewest
18 days with ground frosts
10 days with airfrosts
No fog
No thunder
58% cloud cover percent
88% mean RH
Mean pressure was 1017.4mb
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February
has been the mildest one in 69 years of records here. Mean and MeanMin
were both record highs, MeanMax was 3rd highest. Most of the
first 21 days in the month enjoyed well above the normal Mean
temperatures, but fell to normal levels from 22nd.
Rainfall was 228% of normal and spread over the month, so already
saturated ground has not recovered yet. The 9 very wet days ranked 4th
greatest on record.
A windy month, especially around 5th -6th
and 21st .
10.4
mmax (C) (3rd highest in 69 years)
4.5 mmin (C)
(highest on record)
7.4 mean(C)
+2.7 diff from av (C). (highest on record)
16.4 high max (C) on 15th (4th highest)
5.9 low max (C) on 22nd
(2nd highest)
10.7 high min (C) on 15th
(2nd highest)
-1.5 low min (C) on 27th
(5th = highest)
125.4 rain total (mm) (4th
wettest on record, beating 2020, 2014,1977)
228.0% of av
23 raindays ( >=0.2mm) (3rd highest)
15 wetdays ( >=1mm)
9 very wet days
(>=5mm) (4th highest)
20.0 mm greatest fall in a day, on 8th
13 days ground frost on
1,2, 7-9, 12-13, 23-28
2 days air frost on
24, 27
6 days with fog on
11,14,15,17,25,26
75% cloud cover percent
92% mean RH
=====================
SEASONAL
REPORT FOR WINTER (Dec2023,
Jan2024, Feb2024)
A
mild Winter with mean temperature 1.5 deg above normal, Dec and Feb
contributing most to this. Rainfall was 160% of normal, Dec and Feb
being very wet.. The ground here is very saturated indeed because of the
rainfall, and some plants are bursting into flower prematurely with the
mild February temperatures.
Comparing
Winters over the last 30 year period, and over the last 69 years, the
more recent period shows Mean, MeanMax and MeanMin about 0.4 degrees
higher than the longer period. Comparing Spring in the same way shows an
increase of about 0,7 degrees, Summer about 0.7 degrees and Autumn about
0.3 degrees higher. Rainfall also is greater in the recent period, 2%
more in Winter and Spring, but 5% more in Summer and 8% in the Autumn.
this year
normal anomaly
ranking
MeanMax
8.7
7.3
+1.4
5th = highest
MEAN
6.1
4.6
+1.5
4th = highest
MeanMin 3.5
1.8
+1.7
highest on record
RAINFALL 333.6
207.8 160%
3rd highest
Raindays 66
52.4
.126%
5th highest
Wet Days 42 37.0
113%
18th highest
V Wet Days 21 15.1
139%.
8th highest
Cloud oktas 5.6 5.3
105%
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March
had few cool days so the MeanMin temp was the 3rd mildest in
69 years here, and the Mean temp was +1.2 deg above normal. The start of
the month was below average temps but the rest was above average, the
warmest days were 17-19 reaching 15.8C.
Another
wet month, with most falling 26-28, 9-12, and 1. Monthly rainfall was 6th
highest, following last March's 2nd highest on record here.
Raindays were 2nd highest , wet and very wet days 4th
highest on record for March. Ground at this site with clay below the
surface remains saturated.
Windiest
days were mostly in second half of the month, especially 28-29, 13-14
and 23. Sunniuest days were
29-30, 24 and 3-5, dullest 31, 13-14 and 25
Mean pressure was the 3rd lowest on record.
11.3
mmax (C)
4.7 mmin (C)
8.0 mean(C) +1.2
diff from av (C),
15.8 high max (C) on 18th
4.1 low max (C) on 2nd
10.5 high min (C) on 20th
-1.8 low min (C) on 3rd
103.0
rain total (mm),
189.3% of av rainfall
25 raindays (days with >=0.2mm)
18 wetdays (days with >=1mm)
8 very wet days (days with
>=5mm
8 days ground frost
1 days air frost on 3rd
1 day with snow 2nd
0500 clear by 0800
0 days with snow lying at
0900
7 days with fog 2,
5-7,11-12,19
77% cloud cover percent
89% mean RH
Sunniest
days 29-30, 24, 3-5
Dullest days 31, 25, 13-14
Windiest days were 28-29, 23,13-14
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