Castletown, Rushen, Isle Of Man Climate

Weather: 5°C/41.0°F, Wind SW at 10.29 km/h, 48% Humidity, 0% Chance of rain

Castletown Climate Summary

Located at an elevation of 11.97 meters (39.27 feet) above sea level, Castletown has a Marine west coast, warm summer climate (Classification: Cfb). The district’s yearly temperature is 11.43ºC (52.57ºF) and it is 0.79% higher than Isle of Man’s averages. Castletown typically receives about 49.4 millimeters (1.94 inches) of precipitation and has 123.28 rainy days (33.78% of the time) annually.

CountryIsle of Man
CityRushen
Longitude-4.6547116
Latitude54.0750026
Attitude/Elevation11.97m (39.27ft)
Local timeSaturday 15:04
Annual high temperature12.16ºC (53.89ºF)
Annual low temperature10.2ºC (50.36ºF)
Average annual precip.49.4mm (1.94in)
Warmest monthAugust (16.7ºC / 62.06ºF)
Coldest MonthFebruary (6.15ºC / 43.07ºF)
Wettest MonthOctober (72.81mm / 2.87in)
Driest MonthMay (30.75mm / 1.21in)
Number of days with rainfall (≥ 1.0 mm)123.28 days (33.78%)
Days with no rain241.72 days (66.22%)
Humidity84.82%

Climate Castletown: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)12.64(54.75)12.64(54.75)13.7(56.66)14.75(58.55)17.91(64.24)22.13(71.83)21.07(69.93)20.02(68.04)20.02(68.04)17.91(64.24)15.81(60.46)13.7(56.66)22.13(71.83)
Average high °C (°F)8.58(47.44)8.01(46.42)8.38(47.08)9.88(49.78)12.09(53.76)14.52(58.14)16.33(61.39)16.7(62.06)15.86(60.55)14.07(57.33)11.57(52.83)9.94(49.89)12.16(53.89)
Daily mean °C (°F)7.9(46.22)7.32(45.18)7.6(45.68)9.03(48.25)11.24(52.23)13.73(56.71)15.61(60.1)16.03(60.85)15.19(59.34)13.41(56.14)10.92(51.66)9.26(48.67)11.43(52.57)
Average low °C (°F)6.59(43.86)6.15(43.07)6.4(43.52)7.72(45.9)10.05(50.09)12.49(54.48)14.39(57.9)15.04(59.07)14.07(57.33)12.13(53.83)9.49(49.08)7.9(46.22)10.2(50.36)
Record low °C (°F)-4.21(24.42)-3.16(26.31)-4.21(24.42)-3.16(26.31)-2.11(28.2)1.05(33.89)4.21(39.58)0.0(0)3.16(37.69)-1.05(30.11)-3.16(26.31)-4.21(24.42)-4.21(24.42)
Average precipitation mm (inches)46.3(1.82)40.64(1.6)45.12(1.78)32.56(1.28)30.75(1.21)47.65(1.88)42.01(1.65)68.23(2.69)45.76(1.8)72.81(2.87)58.13(2.29)62.83(2.47)49.4(1.94)
Average precipitation days (≥ 1.0 mm)10.638.629.17.667.769.4810.6312.0610.1612.2712.6412.2710.27
Average relative humidity (%)82.8883.6884.2284.7986.0788.6188.7487.5285.083.0581.1882.1484.82
Mean monthly sunshine hours5.686.39.6712.8313.5713.6813.5213.0411.146.665.935.429.79

Climate Graph

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

Castletown

Castletown Temperature by Month

August
16.03°C | 60.85°F
July
15.61°C | 60.1°F
September
15.19°C | 59.34°F
June
13.73°C | 56.71°F
October
13.41°C | 56.14°F
May
11.24°C | 52.23°F
November
10.92°C | 51.66°F
December
9.26°C | 48.67°F
April
9.03°C | 48.25°F
January
7.9°C | 46.22°F
March
7.6°C | 45.68°F
February
7.32°C | 45.18°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 Temperature14.75°C (58.55°F)11.77°C (53.19°F)8.43°C (47.17°F)
Avg Temperature13.7°C (56.66°F)10.82°C (51.48°F)8.43°C (47.17°F)
Min Temperature12.64°C (54.75°F)6.11°C (43.0°F)0.0°C (0°F)
Dew PointMaxAverageMin
Dew Point11.59°C (52.86°F)7.48°C (45.46°F)3.16°C (37.69°F)
PrecipitationMaxAverageMinSum
Precipitation15.49mm | 0.61in3.5mm | 0.14in0.0mm | 0in104.97mm | 4.13in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind57.95kmh | 36.01mph32.21kmh | 20.01mph8.43kmh | 5.24mph
Gust Wind81.13kmh | 50.41mph44.99kmh | 27.96mph11.59kmh | 7.2mph
Sea Level PressureMaxAverageMin
Sea Level Pressure15.49mb3.5mb0.0mb
Castletown

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
November° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2020-11-0112.64 | 54.757.38 | 45.287849.52 | 30.7730.93 | 1047.3815.17 | 0.6
2020-11-0211.59 | 52.868.43 | 47.178241.09 | 25.5330.84 | 1044.2215.38 | 0.61
2020-11-039.48 | 49.064.21 | 39.587230.56 | 18.9931.58 | 1069.513.27 | 0.13
2020-11-0410.54 | 50.976.32 | 43.387526.34 | 16.3732.14 | 1088.470.21 | 0.01
2020-11-0510.54 | 50.976.32 | 43.387914.75 | 9.1732.27 | 1092.690.0 | 0
2020-11-0610.54 | 50.977.38 | 45.288117.91 | 11.1332.02 | 1084.260.0 | 0
2020-11-0710.54 | 50.976.32 | 43.387921.07 | 13.0931.74 | 1074.770.0 | 0
2020-11-0812.64 | 54.7511.59 | 52.869125.29 | 15.7131.64 | 1071.612.53 | 0.1
2020-11-0912.64 | 54.7511.59 | 52.869225.29 | 15.7131.61 | 1070.561.79 | 0.07
2020-11-1012.64 | 54.7511.59 | 52.869018.97 | 11.7931.68 | 1072.670.11 | 0.0
2020-11-1113.7 | 56.6610.54 | 50.978545.31 | 28.1531.4 | 1063.184.53 | 0.18
2020-11-1210.54 | 50.977.38 | 45.287838.99 | 24.2331.3 | 1060.020.32 | 0.01
2020-11-1310.54 | 50.976.32 | 43.387144.26 | 27.531.3 | 1060.027.69 | 0.3
2020-11-1411.59 | 52.868.43 | 47.178238.99 | 24.2331.05 | 1051.5915.49 | 0.61
2020-11-1510.54 | 50.976.32 | 43.387640.04 | 24.8830.74 | 1041.065.58 | 0.22
2020-11-1610.54 | 50.978.43 | 47.178145.31 | 28.1531.27 | 1058.974.43 | 0.17
2020-11-1713.7 | 56.6611.59 | 52.868751.63 | 32.0831.43 | 1064.240.11 | 0.0
2020-11-1811.59 | 52.868.43 | 47.178057.95 | 36.0131.27 | 1058.971.58 | 0.06
2020-11-198.43 | 47.173.16 | 37.696733.72 | 20.9531.86 | 1078.993.79 | 0.15
2020-11-2011.59 | 52.868.43 | 47.178342.15 | 26.1931.92 | 1081.18.01 | 0.32
2020-11-2111.59 | 52.867.38 | 45.287640.04 | 24.8831.74 | 1074.775.06 | 0.2
2020-11-228.43 | 47.173.16 | 37.696932.66 | 20.2931.86 | 1078.990.21 | 0.01
2020-11-239.48 | 49.066.32 | 43.387632.66 | 20.2931.74 | 1074.770.95 | 0.04
2020-11-2412.64 | 54.759.48 | 49.068345.31 | 28.1531.33 | 1061.082.95 | 0.12
2020-11-259.48 | 49.065.27 | 41.497715.81 | 9.8231.49 | 1066.343.58 | 0.14
2020-11-269.48 | 49.066.32 | 43.388214.75 | 9.1731.77 | 1075.830.11 | 0.0
2020-11-278.43 | 47.173.16 | 37.69728.43 | 5.2431.71 | 1073.720.0 | 0
2020-11-288.43 | 47.176.32 | 43.388727.4 | 17.0331.71 | 1073.720.11 | 0.0
2020-11-299.48 | 49.068.43 | 47.178810.54 | 6.5531.89 | 1080.040.11 | 0.0
2020-11-3010.54 | 50.978.43 | 47.178429.5 | 18.3331.83 | 1077.941.9 | 0.07

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