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|
| |
|
2024 |
|
Station
Record |
|
Temperature highs |
|
30.9°C |
30th July |
|
34.0°C |
11th August 2022 |
|
Temperature lows |
|
-6.9°C |
19th January |
|
-11.6°C |
26th December 2010 |
|
Temperature lowest high |
|
|
|
|
-1.4°C |
25th December 2010 |
|
Temperature highest low |
|
|
|
|
24.2°C |
19th July 2022 |
|
|
|
|
|
|
|
|
|
Warmest daily
mean |
|
|
|
|
23.3°C |
19th July 2006 |
|
Coldest daily
mean |
|
|
|
|
-6.0°C |
19th December 2010 |
|
Warmest monthly
mean |
|
17.9°C |
August |
|
20.1°C |
July 2006 |
|
Coldest monthly mean |
|
5.8°C |
January |
|
0.7°C |
December 2010 |
|
Warmest annual
mean |
|
-.-°C |
- |
|
12.1°C |
2014 |
|
Coldest annual
mean |
|
|
|
|
10.0°C |
2010 |
|
|
|
|
|
|
|
|
|
Highest monthly
anomaly |
|
+3.1°C |
February |
|
+5.0°C |
December 2015 |
|
Lowest
monthly anomaly |
|
-0.2°C |
January |
|
-5.6°C |
December 2010 |
| |
|
|
|
|
|
|
|
Grass temp lows |
|
N/A |
|
|
-10.8°C |
7th January 2010 |
| |
|
|
|
|
|
|
|
Rainfall in 15
minutes |
|
5.6 mm |
9th May |
|
10.4 mm |
30th
October 2008 |
|
Rainfall in 1 hour |
|
13.0 mm |
9th May |
|
24.1 mm |
12th June 2006 |
|
Rainfall in 24 hours |
|
30.8 mm |
14th July |
|
70.8 mm |
30th October 2008 |
|
Rainfall in 1 month |
|
122.4 mm |
July |
|
193.1 mm |
October 2021 |
|
Rainfall in 1 year |
|
965 mm |
2023 |
|
1370 mm |
2012 |
|
Highest Rainfall
Rate |
|
160 mm/hr |
9th May |
|
160 mm/hr |
9th May
2023 |
| |
|
|
|
|
|
|
|
Driest Month |
|
7.2 mm |
February |
|
0.0 mm |
June 2018 |
|
Driest Year |
|
-.- mm |
- |
|
694 mm |
2022 |
| |
|
|
|
|
|
|
|
Max Sunshine in 1 day |
|
15.8 Hours |
13th June |
|
15.8 hours |
25th June 2010 |
|
Max Sunshine in 1 week |
|
101 Hours |
1st - 7th June |
|
107.2 hours |
24th to 30th June 2018 |
|
Max Sunshine in 1 month |
|
325 Hours |
June |
|
357.8 hours |
May 2020 |
|
Max Sunshine in 1 year |
|
1827 Hours |
2023 |
|
2124 hours |
2020 |
|
Dullest month |
|
49.9 Hours |
December |
|
47.7 Hours |
December 2021 |
|
Dullest Year |
|
- |
- |
|
1681 Hours |
2011 |
|
|
|
|
|
|
|
|
|
UV Index high |
|
10.0 |
1st July |
|
10.0 |
14th July 2014 |
|
Solar irradiance high |
|
1243 W/m² |
11th May |
|
1320 W/m² |
4th May 2015 |
|
Solar irradiance 1-hour
ave high |
|
-.- W/m² |
- |
|
1093 W/m² |
9th May 2019 |
|
Solar energy mean day high |
|
-.- MJ/m² |
- |
|
33.1 MJ/m² |
19th June 2012 |
|
Solar energy mean day low |
|
-.- MJ/m² |
- |
|
0.15 MJ/m² |
24th January 2014 |
| |
|
|
|
|
|
|
|
Wind high |
|
49 mph |
13th March |
|
74 mph |
29th November 2018 |
|
Windiest day |
|
344 miles |
13th March |
|
405 miles |
6th February 2016 |
|
Windiest month |
|
3541 miles |
December |
|
6632 miles |
December 2015 |
|
Calmest day |
|
6 miles |
11th February |
|
1 mile |
11th December 2008 |
|
Calmest month |
|
1732 miles |
February |
|
1293 miles |
September 2014 |
| |
|
|
|
|
|
|
|
Pressure highs |
|
1047.2 hPa |
5th February |
|
1044.1 hPa |
2nd January 2019 |
|
Pressure lows |
|
977.7 hPa |
9th March |
|
961.1 hPa |
10th March 2008 |
| |
|
|
|
|
|
|
|
Dewpoint
high |
|
21.4°C |
6th
September |
|
22.9°C |
21st
July
2021 |
|
Dewpoint
low |
|
-6.0°C |
25th
January |
|
-14.3°C |
26th
December 2010 |
|
Relative
humidity low |
|
33% |
13th June |
|
27% |
9th July 2013 |
| |
|
|
|
|
|
|
|
Soil moisture deficit6 |
|
- cb |
- |
|
78 cb |
28th July 2018 |
|
10 cm soil temp highs5 |
|
-.-°C |
- |
|
23.3°C |
23rd July 2018 |
|
10 cm soil temp lows |
|
6.3°C |
25th January |
|
1.2°C |
1st March 2018 |
|
30 cm soil temp highs |
|
-.-°C |
- |
|
21.3°C |
27th July 2014 |
|
30 cm soil temp lows |
|
7.3°C |
27th January |
|
2.8°C |
3rd March 2018 |
|
100 cm soil temp highs |
|
-.-°C |
- |
|
19.6°C |
30th July 2014 |
|
100 cm soil temp lows |
|
7.2°C |
14th February |
|
4.0°C |
10th January 2009 |
|
|
|
|
|
|
|
|
|
Highest
snow depth |
|
0 cm |
- |
|
28
cm |
20th
December 2010 |
|
Longest
snow cover1 |
|
0 day |
- |
|
10
days |
17th -
26th Dec 2010 |
|
Least snow
days in a year2 |
|
- |
- |
|
0
days |
2007,11,12,14,15
16,
17, 19, 20 & 21 |
|
Most snow
days in a year2 |
|
0 days |
|
|
7
days |
2010 |
| |
|
|
|
|
|
|
|
Sea
surface temp highs |
|
-.-°C |
- |
|
22.1°C |
19th June 2017 |
|
Sea
surface temp lows |
|
8.5°C |
10th
February |
|
5.4°C |
27th
December 2010 |
| |
|
|
|
|
|
|
|
Least frost
nights |
|
- |
- |
|
18 days |
2014 |
|
Most frost
nights |
|
13 days |
January |
|
64 days |
2010 |
|
Frostiest
night3 |
|
17.3 hours |
24th
January |
|
24 hours |
25th December 2010 |
|
Frostiest
month3 |
|
132
hours |
January |
|
373 hours |
December 2010 |
|
Thunder
days in a month4 |
|
2 Days |
May |
|
6 days |
July 2014 |
|
Thunder
days in a year4 |
|
- Days |
- |
|
23 days |
2014 |
| |
Updated on the
28th October 2024.
This page is
usually updated at the end of every month. |
|
|
Most records
go back to May 2005, which is when this station started
recording weather for the Otter Valley. Sea surface
temperature records are for Lyme Bay and date from early
2003. Sunshine recording was added late 2006 and started
collecting data in 2007. Soil and grass temperature readings
started in 2007. UV Index recording started in January 2011.
1Longest continuous snow cover of at least 50% of
the ground. 2Snow days are defined as snow seen
falling. 3Frostiest days are defined as the time
duration with temperatures below 0.0°C. 4Thunder
days are defined as days when thunder is heard. 5Soil
temperatures at 10 cm depth begin from the start of 2018.
6Soil moisture deficit is measured at 30 cm depth
and is in centibars (cb). Recording started September 2017.
For a description on the measurement of soil moisture the
click here. |
