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Annual Weather Reports

Special note: Wind data not valid for this year (suspended 17th April - 28th July)
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        Report for 2010

        Jump to monthly breakdown

Temperature

MeasureValue (anomaly)Day
Lowest Temperature-7.2 °C.20th Dec
Highest Temperature31.7 °C.9th July
Mean Temperature10.3 °C (-0.4).
Mean Minimum6.8 °C (-0.5).
Mean Maximum14.0 °C (-0.2).
Highest Minimum19.3 °C.2nd July
Lowest Maximum-1.0 °C.6th Dec
Coldest Day-3.2 °C.20th Dec
Warmest Day23.4 °C.10th July
Coldest Month1.3 °C (-4.2)Dec
Warmest Month19.6 °C (+1.7)July
Most -ve anom Month1.3 °C (-4.2)Dec
Most +ve anom Month6.6 °C (+1.7)Feb

Rainfall*

MeasureValue (anomaly)Day
Total Rain526.9 mm (75%).
Wettest Day31.8 mm.1st May
Rain Days143..
Rain Days >1.0 mm103 (-10).
Mean Rain-day rain3.7 mm..
Max Rain rate**65 mm/h.7th Aug
Wettest hour13.1 mm.1st May
Wettest Month97.9 mm (158%)Aug
Driest Month15.0 mm (32%)July

Wind Speed

MeasureValue (anomaly)Day
Mean Wind speed5.4 mph (+0.8).
Maximum Gust38.0 mph.15th July
Maximum Speed25.3 mph.15th July
Calmest Day0.2 mph.23rd July
Windiest Day17.4 mph.15th July
Windy Days (>25 mph gusts)39..
Mode DirectionNE..
Calmest Month4.1 mph (-1.1)Jan
Windiest Month7.4 mph (+3.0)June

Relative Humidity

MeasureValueDay
Lowest RH28%.28th June
Highest RH98%.6th Jan
Mean RH76%..
Mean Minimum60%..
Mean Maximum89%..
Highest Minimum98%.14th Jan
Lowest Maximum56%.20th July
Lowest Mean43%.20th July
Highest Mean98%.14th Jan
Least Humid Month63%.July
Most Humid Month90%.Jan

Dew Point

MeasureValueDay
Lowest Dew Point-9.3 °C.20th Dec
Highest Dew Point18.3 °C.0th Aug
Mean Dew Point5.9 °C..
Mean Minimum3.2 °C..
Mean Maximum8.3 °C..
Highest Minimum16.8 °C.21st Aug
Lowest Maximum-3.8 °C.17th Dec
Lowest Mean-6.3 °C.7th Feb
Highest Mean17.6 °C.21st Aug
Least Humid Month-0.5 °C.Dec
Most Humid Month11.9 °C.July

Pressure

MeasureValueDay
Lowest Pressure966 hPa.8th Nov
Highest Pressure1043 hPa.26th Jan
Mean Pressure1014 hPa..
Lowest month average SLP1004 hPa.Nov
Highest month average SLP1019 hPa.April

*: Includes snowfall (if recorded), which is manually entered so may take a few days to appear for the current year. NB that rain rate and max in 1hr are incalculable for snow events.
**: Rain rates are manually checked and readjusted from software-given values (within a week or so), so may differ from those quoted during current rain events.




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                  Summary

Measure JanFebMarAprMayJunJulAugSepOctNovDec
Lowest Temp-5.3 °C.-3.7 °C.-3.7 °C.1.4 °C.1.0 °C.7.3 °C.11.2 °C.8.6 °C.5.6 °C.-0.4 °C.-5.0 °C.-7.2 °C.
Highest Temp8.6 °C.17.4 °C.17.4 °C.21.6 °C.29.1 °C.31.4 °C.31.7 °C.24.0 °C.22.9 °C.20.0 °C.18.1 °C.8.6 °C.
Mean Temp1.8 °C
(-2.9)
6.6 °C
(+1.7)
6.6 °C
(-0.4)
10.0 °C
(+1.1)
11.8 °C
(-0.7)
16.9 °C
(+1.3)
19.6 °C
(+1.7)
16.8 °C
(-0.9)
14.7 °C
(-0.2)
11.3 °C
(-0.4)
6.2 °C
(-1.4)
1.3 °C
(-4.2)
Mean Minimum-0.1 °C
(-2.5)
3.3 °C
(+1.1)
3.3 °C
(-0.3)
5.4 °C
(+0.4)
7.4 °C
(-0.9)
12.0 °C
(+0.9)
15.2 °C
(+1.8)
13.2 °C
(+0.0)
11.0 °C
(-0.1)
8.2 °C
(-0.6)
3.9 °C
(-1.1)
-1.0 °C
(-4.2)
Mean Maximum3.7 °C
(-3.3)
10.4 °C
(+2.8)
10.4 °C
(+0.0)
15.6 °C
(+2.8)
16.7 °C
(+0.0)
22.7 °C
(+2.5)
24.4 °C
(+2.0)
20.5 °C
(-1.7)
18.3 °C
(-0.4)
14.2 °C
(-0.4)
8.2 °C
(-2.0)
3.2 °C
(-4.6)
Total Rain55.9 mm
(89%)
33.3 mm
(83%)
33.3 mm
(65%)
21.4 mm
(38%)
68.9 mm
(117%)
22.3 mm
(38%)
15.0 mm
(32%)
97.9 mm
(158%)
42.4 mm
(64%)
77.3 mm
(112%)
32.1 mm
(50%)
27.1 mm
(41%)
Wettest Day9.0 mm.4.7 mm.4.7 mm.4.5 mm.31.8 mm.8.5 mm.3.9 mm.21.0 mm.11.4 mm.25.4 mm.5.0 mm.8.0 mm.
Rain Days18.14.14.8.7.7.9.16.8.15.12.15.
Mean Wind spd4.1 mph
(-1.1)
5.1 mph
(-0.0)
5.1 mph
(-0.1)
5.9 mph
(+1.0)
6.9 mph
(+2.2)
7.4 mph
(+3.0)
6.5 mph
(+2.2)
5.0 mph
(+1.0)
4.6 mph
(+0.7)
4.8 mph
(+0.7)
4.9 mph
(+0.3)
4.4 mph
(-0.7)
Maximum Gust25.9 mph.28.0 mph.28.0 mph.28.0 mph.32.0 mph.24.0 mph.38.0 mph.36.2 mph.27.6 mph.28.8 mph.36.8 mph.28.8 mph.
Lowest RH63%.39%.39%.32%.32%.28%.31%.38%.46%.46%.54%.57%.
Highest RH98%.98%.98%.94%.96%.97%.95%.98%.98%.98%.98%.98%.
Mean RH90%.76%.76%.66%.68%.66%.63%.74%.77%.83%.87%.88%.
Lowest Dew Pt-6.3 °C.-9.0 °C.-9.0 °C.-3.7 °C.-2.2 °C.2.0 °C.4.1 °C.3.0 °C.2.3 °C.-4.4 °C.-6.8 °C.-9.3 °C.
Highest Dew Pt7.6 °C.12.0 °C.12.0 °C.11.7 °C.15.1 °C.16.9 °C.17.8 °C.18.3 °C.16.7 °C.17.1 °C.14.6 °C.8.3 °C.
Mean Dew Point0.3 °C.2.5 °C.2.5 °C.3.5 °C.5.6 °C.10.1 °C.11.9 °C.11.9 °C.10.4 °C.8.3 °C.4.1 °C.-0.5 °C.
Lowest Pressure987 hPa.981 hPa.981 hPa.997 hPa.1006 hPa.1002 hPa.999 hPa.994 hPa.999 hPa.993 hPa.966 hPa.989 hPa.
Highest Pressure1043 hPa.1034 hPa.1034 hPa.1035 hPa.1033 hPa.1028 hPa.1030 hPa.1028 hPa.1028 hPa.1030 hPa.1022 hPa.1037 hPa.
Mean Pressure1014 hPa.1015 hPa.1015 hPa.1019 hPa.1018 hPa.1017 hPa.1016 hPa.1015 hPa.1015 hPa.1012 hPa.1004 hPa.1013 hPa.
Hover over an extreme value to get the date it was recorded