St John'S, Glenfaba, Isle Of Man Climate

Weather: 10.77°C/51.39°F, Wind SW at 9.26 km/h, 87% Humidity, 0% Chance of rain

St John's Climate Summary

Located at an elevation of 43.92 meters (144.09 feet) above sea level, St John's has a Marine west coast, warm summer climate (Classification: Cfb). The district’s yearly temperature is 11.59ºC (52.86ºF) and it is 0.95% higher than Isle of Man’s averages. St John's typically receives about 50.1 millimeters (1.97 inches) of precipitation and has 125.03 rainy days (34.25% of the time) annually.

CountryIsle of Man
CityGlenfaba
Longitude-4.6431259
Latitude54.2032611
Attitude/Elevation43.92m (144.09ft)
Local timeTuesday 16:08
Annual high temperature12.33ºC (54.19ºF)
Annual low temperature10.34ºC (50.61ºF)
Average annual precip.50.1mm (1.97in)
Warmest monthAugust (16.94ºC / 62.49ºF)
Coldest MonthFebruary (6.24ºC / 43.23ºF)
Wettest MonthOctober (73.85mm / 2.91in)
Driest MonthMay (31.18mm / 1.23in)
Number of days with rainfall (≥ 1.0 mm)125.03 days (34.25%)
Days with no rain239.97 days (65.75%)
Humidity86.03%

Climate St John's: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)12.82(55.08)12.82(55.08)13.89(57.0)14.96(58.93)18.17(64.71)22.44(72.39)21.37(70.47)20.31(68.56)20.31(68.56)18.17(64.71)16.03(60.85)13.89(57.0)22.44(72.39)
Average high °C (°F)8.7(47.66)8.12(46.62)8.5(47.3)10.02(50.04)12.26(54.07)14.73(58.51)16.56(61.81)16.94(62.49)16.08(60.94)14.27(57.69)11.73(53.11)10.08(50.14)12.33(54.19)
Daily mean °C (°F)8.02(46.44)7.43(45.37)7.71(45.88)9.16(48.49)11.4(52.52)13.93(57.07)15.83(60.49)16.25(61.25)15.41(59.74)13.6(56.48)11.07(51.93)9.39(48.9)11.6(52.88)
Average low °C (°F)6.68(44.02)6.24(43.23)6.49(43.68)7.83(46.09)10.2(50.36)12.66(54.79)14.6(58.28)15.25(59.45)14.27(57.69)12.3(54.14)9.63(49.33)8.02(46.44)10.35(50.63)
Record low °C (°F)-4.27(24.31)-3.21(26.22)-4.27(24.31)-3.21(26.22)-2.14(28.15)1.07(33.93)4.27(39.69)0.0(0)3.21(37.78)-1.07(30.07)-3.21(26.22)-4.27(24.31)-4.27(24.31)
Average precipitation mm (inches)46.96(1.85)41.22(1.62)45.76(1.8)33.02(1.3)31.18(1.23)48.33(1.9)42.61(1.68)69.2(2.72)46.41(1.83)73.85(2.91)58.96(2.32)63.73(2.51)50.1(1.97)
Average precipitation days (≥ 1.0 mm)10.788.749.237.777.879.6210.7812.2410.312.4412.8212.4410.42
Average relative humidity (%)84.0684.8885.4286.087.2989.8790.0188.7786.2184.2382.3383.3186.03
Mean monthly sunshine hours5.756.399.8113.0213.7813.8813.7213.2411.326.746.015.479.93

Climate Graph

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

St John's

St John's Temperature by Month

August
16.25°C | 61.25°F
July
15.83°C | 60.49°F
September
15.41°C | 59.74°F
June
13.93°C | 57.07°F
October
13.6°C | 56.48°F
May
11.4°C | 52.52°F
November
11.07°C | 51.93°F
December
9.39°C | 48.9°F
April
9.16°C | 48.49°F
January
8.02°C | 46.44°F
March
7.71°C | 45.88°F
February
7.43°C | 45.37°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 Temperature20.31°C (68.56°F)16.58°C (61.84°F)14.96°C (58.93°F)
Avg Temperature19.24°C (66.63°F)15.75°C (60.35°F)13.89°C (57.0°F)
Min Temperature17.1°C (62.78°F)12.82°C (55.08°F)6.41°C (43.54°F)
Dew PointMaxAverageMin
Dew Point16.03°C (60.85°F)13.34°C (56.01°F)9.62°C (49.32°F)
PrecipitationMaxAverageMinSum
Precipitation13.47mm | 0.53in2.04mm | 0.08in0.0mm | 0in63.29mm | 2.49in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind40.61kmh | 25.23mph21.86kmh | 13.58mph9.62kmh | 5.98mph
Gust Wind70.53kmh | 43.83mph34.65kmh | 21.53mph13.89kmh | 8.63mph
Sea Level PressureMaxAverageMin
Sea Level Pressure13.47mb2.04mb0.0mb
St John's

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
July° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2019-07-0114.96 | 58.9310.69 | 51.248034.2 | 21.2532.16 | 1089.010.11 | 0.0
2019-07-0213.89 | 57.09.62 | 49.327821.37 | 13.2832.41 | 1097.550.0 | 0
2019-07-0314.96 | 58.939.62 | 49.327819.24 | 11.9632.44 | 1098.620.0 | 0
2019-07-0414.96 | 58.9312.82 | 55.088613.89 | 8.6332.35 | 1095.420.0 | 0
2019-07-0516.03 | 60.8512.82 | 55.088417.1 | 10.6332.16 | 1089.010.11 | 0.0
2019-07-0613.89 | 57.010.69 | 51.248021.37 | 13.2832.03 | 1084.730.0 | 0
2019-07-0713.89 | 57.010.69 | 51.248113.89 | 8.6332.13 | 1087.940.0 | 0
2019-07-0814.96 | 58.9311.76 | 53.17879.62 | 5.9832.22 | 1091.142.78 | 0.11
2019-07-0914.96 | 58.9313.89 | 57.09113.89 | 8.6332.19 | 1090.071.07 | 0.04
2019-07-1016.03 | 60.8513.89 | 57.09018.17 | 11.2932.06 | 1085.80.75 | 0.03
2019-07-1116.03 | 60.8514.96 | 58.939020.31 | 12.6231.91 | 1080.460.53 | 0.02
2019-07-1216.03 | 60.8513.89 | 57.08924.58 | 15.2732.06 | 1085.80.43 | 0.02
2019-07-1314.96 | 58.9311.76 | 53.178529.92 | 18.5932.32 | 1094.350.0 | 0
2019-07-1416.03 | 60.8512.82 | 55.088510.69 | 6.6432.32 | 1094.350.0 | 0
2019-07-1516.03 | 60.8513.89 | 57.08512.82 | 7.9732.25 | 1092.210.0 | 0
2019-07-1617.1 | 62.7813.89 | 57.08418.17 | 11.2932.13 | 1087.940.0 | 0
2019-07-1714.96 | 58.9314.96 | 58.939329.92 | 18.5931.91 | 1080.463.42 | 0.13
2019-07-1814.96 | 58.9312.82 | 55.088523.51 | 14.6131.81 | 1077.252.89 | 0.11
2019-07-1914.96 | 58.9313.89 | 57.09224.58 | 15.2731.72 | 1074.046.84 | 0.27
2019-07-2016.03 | 60.8513.89 | 57.08720.31 | 12.6231.72 | 1074.044.49 | 0.18
2019-07-2116.03 | 60.8513.89 | 57.08834.2 | 21.2532.0 | 1083.6610.26 | 0.4
2019-07-2217.1 | 62.7816.03 | 60.859240.61 | 25.2332.0 | 1083.660.0 | 0
2019-07-2317.1 | 62.7816.03 | 60.859120.31 | 12.6232.03 | 1084.730.11 | 0.0
2019-07-2417.1 | 62.7816.03 | 60.859121.37 | 13.2831.87 | 1079.398.23 | 0.32
2019-07-2519.24 | 66.6314.96 | 58.938422.44 | 13.9431.81 | 1077.250.0 | 0
2019-07-2617.1 | 62.7814.96 | 58.938927.79 | 17.2731.81 | 1077.250.0 | 0
2019-07-2716.03 | 60.8513.89 | 57.09312.82 | 7.9731.84 | 1078.321.6 | 0.06
2019-07-2814.96 | 58.9313.89 | 57.09326.72 | 16.631.78 | 1076.1813.47 | 0.53
2019-07-2914.96 | 58.9312.82 | 55.088617.1 | 10.6331.78 | 1076.182.03 | 0.08
2019-07-3017.1 | 62.7813.89 | 57.08423.51 | 14.6131.75 | 1075.111.71 | 0.07
2019-07-3116.03 | 60.8513.89 | 57.09033.13 | 20.5931.91 | 1080.462.46 | 0.1

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