St. Helens, United Kingdom Climate

Weather: 10°C/50.0°F, Wind SW at 4.63 km/h, 58% Humidity, 0% Chance of rain

United Kingdom
(Photo by Brandon Griggs on Unsplash)
Contents

St. Helens Climate Summary

Located at an elevation of 38.6 meters (126.64 feet) above sea level, St. Helens has a Marine west coast, warm summer climate (Classification: Cfb). The city’s yearly temperature is 11.05ºC (51.89ºF) and it is 0.3% higher than United Kingdom’s averages. St. Helens typically receives about 85.17 millimeters (3.35 inches) of precipitation and has 174.01 rainy days (47.67% of the time) annually.

CountryUnited Kingdom
Longitude-2.737095
Latitude53.456307
Attitude/Elevation38.6m (126.64ft)
Local timeWednesday 18:34
Annual high temperature13.05ºC (55.49ºF)
Annual low temperature7.47ºC (45.45ºF)
Average annual precip.85.17mm (3.35in)
Warmest monthJuly (19.53ºC / 67.15ºF)
Coldest MonthFebruary (2.95ºC / 37.31ºF)
Wettest MonthAugust (106.26mm / 4.18in)
Driest MonthApril (56.92mm / 2.24in)
Number of days with rainfall (≥ 1.0 mm)174.01 days (47.67%)
Days with no rain190.99 days (52.33%)
Humidity80.5%

Climate St. Helens: Monthly Averages

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)13.0(55.4)17.0(62.6)20.0(68.0)23.0(73.4)25.0(77.0)29.0(84.2)31.0(87.8)29.0(84.2)24.0(75.2)24.0(75.2)17.0(62.6)14.0(57.2)31.0(87.8)
Average high °C (°F)6.66(43.99)7.41(45.34)9.68(49.42)12.66(54.79)15.17(59.31)17.87(64.17)19.53(67.15)19.17(66.51)17.18(62.92)13.81(56.86)9.83(49.69)7.57(45.63)13.05(55.49)
Daily mean °C (°F)5.17(41.31)5.5(41.9)7.35(45.23)10.22(50.4)12.95(55.31)15.76(60.37)17.42(63.36)17.0(62.6)14.91(58.84)11.85(53.33)8.28(46.9)6.23(43.21)11.05(51.89)
Average low °C (°F)2.99(37.38)2.95(37.31)3.7(38.66)5.52(41.94)7.91(46.24)10.63(51.13)12.68(54.82)12.93(55.27)11.19(52.14)8.86(47.95)6.07(42.93)4.15(39.47)7.47(45.45)
Record low °C (°F)-4.0(24.8)-6.0(21.2)-5.0(23.0)-3.0(26.6)0.0(0)3.0(37.4)4.0(39.2)0.0(0)4.0(39.2)-3.0(26.6)-4.0(24.8)-9.0(15.8)-9.0(15.8)
Average precipitation mm (inches)89.66(3.53)78.11(3.08)72.5(2.85)56.92(2.24)72.16(2.84)92.24(3.63)91.6(3.61)106.26(4.18)80.25(3.16)92.2(3.63)93.54(3.68)96.58(3.8)85.17(3.35)
Average precipitation days (≥ 1.0 mm)15.9113.4511.7310.7313.1815.2715.8217.7313.0915.015.5516.5514.5
Average relative humidity (%)85.4682.4579.5977.1977.0278.6377.8678.2579.2581.8483.784.7680.5
Mean monthly sunshine hours5.435.968.8211.9312.5712.7112.5512.0310.446.175.85.19.13

Climate Graph

The chart below shows the mean monthly temperature and precipitation of St. Helens in recent years.

St. Helens

St. Helens Temperature by Month

July
17.42°C | 63.36°F
August
17.0°C | 62.6°F
June
15.76°C | 60.37°F
September
14.91°C | 58.84°F
May
12.95°C | 55.31°F
October
11.85°C | 53.33°F
April
10.22°C | 50.4°F
November
8.28°C | 46.9°F
March
7.35°C | 45.23°F
December
6.23°C | 43.21°F
February
5.5°C | 41.9°F
January
5.17°C | 41.31°F

Historical Data

Summary
  • 2010
  • 2011
  • 2012
  • 2013
  • 2014
  • 2015
  • 2016
  • 2017
  • 2018
  • 2019
  • 2020
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature15.0°C (59.0°F)8.53°C (47.35°F)4.0°C (39.2°F)
Avg Temperature13.0°C (55.4°F)7.37°C (45.27°F)3.0°C (37.4°F)
Min Temperature9.0°C (48.2°F)4.4°C (39.92°F)-3.0°C (26.6°F)
Dew PointMaxAverageMin
Dew Point10.0°C (50.0°F)3.9°C (39.02°F)0.0°C (0°F)
PrecipitationMaxAverageMinSum
Precipitation11.5mm | 0.45in2.59mm | 0.1in0.0mm | 0in77.7mm | 3.06in
Snowdepth2.7mm | 0.11in0.09mm | 0.0in0.0mm | 0in2.7mm | 0.11in
WindMaxAverageMin
Wind25.0kmh | 15.53mph13.6kmh | 8.45mph5.0kmh | 3.11mph
Gust Wind37.0kmh | 22.99mph19.93kmh | 12.38mph7.0kmh | 4.35mph
Sea Level PressureMaxAverageMin
Sea Level Pressure11.5mb2.59mb0.0mb
St. Helens

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
November° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2019-11-0113 | 55.410 | 50.08916 | 9.9429.41 | 9967.7 | 0.3
2019-11-029 | 48.26 | 42.87723 | 14.2928.79 | 9755.4 | 0.21
2019-11-0310 | 50.07 | 44.6859 | 5.5928.85 | 9771.2 | 0.05
2019-11-049 | 48.26 | 42.8868 | 4.9729.0 | 9824.2 | 0.17
2019-11-059 | 48.25 | 41.08013 | 8.0829.56 | 10010.2 | 0.01
2019-11-066 | 42.83 | 37.4819 | 5.5929.65 | 10040.9 | 0.04
2019-11-076 | 42.84 | 39.28217 | 10.5629.26 | 9914.3 | 0.17
2019-11-086 | 42.81 | 33.87415 | 9.3229.77 | 10080.7 | 0.03
2019-11-094 | 39.21 | 33.87912 | 7.4629.74 | 10075.4 | 0.21
2019-11-106 | 42.80 | 32.0699 | 5.5929.91 | 10130.8 | 0.03
2019-11-117 | 44.62 | 35.67023 | 14.2929.53 | 100011.5 | 0.45
2019-11-128 | 46.42 | 35.67225 | 15.5329.47 | 9983.7 | 0.15
2019-11-136 | 42.83 | 37.47810 | 6.2129.41 | 9964.3 | 0.17
2019-11-146 | 42.81 | 33.87422 | 13.6729.5 | 9990.6 | 0.02
2019-11-157 | 44.63 | 37.47716 | 9.9429.88 | 10120.6 | 0.02
2019-11-168 | 46.44 | 39.28110 | 6.2129.77 | 10080.6 | 0.02
2019-11-177 | 44.64 | 39.2837 | 4.3529.91 | 10132.3 | 0.09
2019-11-187 | 44.63 | 37.4805 | 3.1130.03 | 10170.0 | 0.0
2019-11-193 | 37.4-0 | 32.07812 | 7.4629.88 | 10120.0 | 0.0
2019-11-207 | 44.63 | 37.47921 | 13.0529.83 | 10100.0 | 0.0
2019-11-216 | 42.82 | 35.68020 | 12.4329.56 | 10010.1 | 0.0
2019-11-227 | 44.64 | 39.28316 | 9.9429.41 | 9962.4 | 0.09
2019-11-238 | 46.46 | 42.88417 | 10.5629.41 | 9968.4 | 0.33
2019-11-248 | 46.46 | 42.88711 | 6.8429.59 | 10020.1 | 0.0
2019-11-2511 | 51.88 | 46.48914 | 8.729.5 | 9991.1 | 0.04
2019-11-269 | 48.28 | 46.49211 | 6.8429.29 | 9921.5 | 0.06
2019-11-279 | 48.27 | 44.69013 | 8.0829.0 | 9828.8 | 0.35
2019-11-289 | 48.26 | 42.8847 | 4.3529.44 | 9970.9 | 0.04
2019-11-296 | 42.81 | 33.8736 | 3.7329.97 | 10150.0 | 0.0
2019-11-304 | 39.21 | 33.88011 | 6.8430.18 | 10220.0 | 0.0

St. Helens 10 Year Historical Weather Data

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