Harefield, Hillingdon, United Kingdom Climate

Weather: 11.09°C/51.96°F, Wind SW at 2.57 km/h, 89% Humidity, 0% Chance of rain

United Kingdom
(Photo by Acool rocket on Unsplash)
Contents

Harefield Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Harefield has a Marine west coast, warm summer climate (Classification: Cfb). The district’s yearly temperature is 13.18ºC (55.72ºF) and it is 2.43% higher than United Kingdom’s averages. Harefield typically receives about 13.69 millimeters (0.54 inches) of precipitation and has 34.1 rainy days (9.34% of the time) annually.

CountryUnited Kingdom
CityHillingdon
Longitude-0.484045
Latitude51.60314
Attitude/ElevationNonem (0ft)
Local timeSunday 23:49
Annual high temperature15.45ºC (59.81ºF)
Annual low temperature9.52ºC (49.14ºF)
Average annual precip.13.69mm (0.54in)
Warmest monthJuly (23.72ºC / 74.7ºF)
Coldest MonthJanuary (3.9ºC / 39.02ºF)
Wettest MonthDecember (18.0mm / 0.71in)
Driest MonthMay (6.56mm / 0.26in)
Number of days with rainfall (≥ 1.0 mm)34.1 days (9.34%)
Days with no rain330.9 days (90.66%)
Humidity72.24%

Climate Harefield: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)14.0(57.2)20.0(68.0)19.0(66.2)30.0(86.0)31.0(87.8)32.0(89.6)35.0(95.0)34.0(93.2)30.0(86.0)23.0(73.4)17.0(62.6)15.0(59.0)35.0(95.0)
Average high °C (°F)7.99(46.38)9.15(48.47)10.53(50.95)15.58(60.04)18.99(66.18)21.28(70.3)23.72(74.7)23.35(74.03)19.9(67.82)14.92(58.86)11.12(52.02)8.81(47.86)15.45(59.81)
Daily mean °C (°F)6.38(43.48)7.07(44.73)8.27(46.89)12.76(54.97)16.16(61.09)18.61(65.5)21.1(69.98)20.74(69.33)17.29(63.12)12.85(55.13)9.54(49.17)7.42(45.36)13.18(55.72)
Average low °C (°F)3.9(39.02)4.24(39.63)5.01(41.02)8.32(46.98)10.78(51.4)13.74(56.73)16.1(60.98)16.46(61.63)13.46(56.23)10.02(50.04)7.04(44.67)5.13(41.23)9.52(49.14)
Record low °C (°F)-3.0(26.6)-4.0(24.8)-4.0(24.8)2.0(35.6)4.0(39.2)7.0(44.6)8.0(46.4)10.0(50.0)7.0(44.6)2.0(35.6)-1.0(30.2)-4.0(24.8)-4.0(24.8)
Average precipitation mm (inches)13.22(0.52)12.08(0.48)13.74(0.54)8.86(0.35)6.56(0.26)15.97(0.63)10.63(0.42)16.18(0.64)13.59(0.54)17.82(0.7)17.62(0.69)18.0(0.71)13.69(0.54)
Average precipitation days (≥ 1.0 mm)2.822.733.091.822.182.912.553.451.913.363.733.552.84
Average relative humidity (%)80.3574.7173.3368.5364.5868.464.7866.5866.9175.6580.3382.7672.24
Mean monthly sunshine hours4.727.548.1910.7213.7415.2314.7811.829.647.245.714.559.49

Climate Graph

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

Harefield

Harefield Temperature by Month

July
21.1°C | 69.98°F
August
20.74°C | 69.33°F
June
18.61°C | 65.5°F
September
17.29°C | 63.12°F
May
16.16°C | 61.09°F
October
12.85°C | 55.13°F
April
12.76°C | 54.97°F
November
9.54°C | 49.17°F
March
8.27°C | 46.89°F
December
7.42°C | 45.36°F
February
7.07°C | 44.73°F
January
6.38°C | 43.48°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature12.0°C (53.6°F)8.87°C (47.97°F)6.0°C (42.8°F)
Avg Temperature12.0°C (53.6°F)7.65°C (45.77°F)4.0°C (39.2°F)
Min Temperature10.0°C (50.0°F)5.42°C (41.76°F)1.0°C (33.8°F)
Dew PointMaxAverageMin
Dew Point9.0°C (48.2°F)4.58°C (40.24°F)1.0°C (33.8°F)
PrecipitationMaxAverageMinSum
Precipitation15.5mm | 0.61in2.72mm | 0.11in0.0mm | 0in84.3mm | 3.32in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind31.0kmh | 19.26mph16.19kmh | 10.06mph4.0kmh | 2.49mph
Gust Wind46.0kmh | 28.58mph24.42kmh | 15.17mph6.0kmh | 3.73mph
Sea Level PressureMaxAverageMin
Sea Level Pressure15.5mb2.72mb0.0mb
Harefield

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
December° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2019-12-016 | 42.81 | 33.87617 | 10.5630.21 | 10230.0 | 0.0
2019-12-024 | 39.21 | 33.8809 | 5.5930.45 | 10310.0 | 0.0
2019-12-036 | 42.83 | 37.4876 | 3.7330.33 | 10270.0 | 0.0
2019-12-046 | 42.84 | 39.2874 | 2.4930.15 | 10210.0 | 0.0
2019-12-056 | 42.83 | 37.48614 | 8.730.12 | 10200.0 | 0.0
2019-12-0611 | 51.88 | 46.48525 | 15.5329.74 | 10071.8 | 0.07
2019-12-078 | 46.46 | 42.88617 | 10.5629.88 | 10120.0 | 0.0
2019-12-089 | 48.25 | 41.07531 | 19.2629.53 | 10004.8 | 0.19
2019-12-097 | 44.62 | 35.67230 | 18.6429.74 | 10070.9 | 0.04
2019-12-109 | 48.25 | 41.08324 | 14.9129.94 | 10144.6 | 0.18
2019-12-117 | 44.63 | 37.47917 | 10.5629.68 | 10050.8 | 0.03
2019-12-127 | 44.64 | 39.28620 | 12.4329.23 | 9904.1 | 0.16
2019-12-137 | 44.63 | 37.47728 | 17.428.91 | 9794.2 | 0.17
2019-12-146 | 42.82 | 35.67325 | 15.5329.18 | 9883.6 | 0.14
2019-12-157 | 44.62 | 35.67325 | 15.5329.35 | 9941.3 | 0.05
2019-12-168 | 46.45 | 41.08511 | 6.8429.53 | 10004.5 | 0.18
2019-12-177 | 44.65 | 41.0895 | 3.1129.53 | 10008.1 | 0.32
2019-12-187 | 44.65 | 41.08712 | 7.4629.74 | 10072.7 | 0.11
2019-12-1912 | 53.69 | 48.28524 | 14.9129.41 | 99613.2 | 0.52
2019-12-209 | 48.27 | 44.68813 | 8.0828.97 | 98115.5 | 0.61
2019-12-219 | 48.26 | 42.88518 | 11.1828.91 | 9798.4 | 0.33
2019-12-228 | 46.45 | 41.08416 | 9.9429.03 | 9831.8 | 0.07
2019-12-238 | 46.45 | 41.08219 | 11.8129.71 | 10060.0 | 0.0
2019-12-2410 | 50.06 | 42.88420 | 12.4329.77 | 10081.2 | 0.05
2019-12-256 | 42.84 | 39.28511 | 6.8430.18 | 10220.1 | 0.0
2019-12-268 | 46.45 | 41.08516 | 9.9430.03 | 10172.7 | 0.11
2019-12-278 | 46.45 | 41.0876 | 3.7330.36 | 10280.0 | 0.0
2019-12-288 | 46.46 | 42.8917 | 4.3530.59 | 10360.0 | 0.0
2019-12-297 | 44.65 | 41.08710 | 6.2130.5 | 10330.0 | 0.0
2019-12-309 | 48.26 | 42.88611 | 6.8430.39 | 10290.0 | 0.0
2019-12-317 | 44.66 | 42.89211 | 6.8430.45 | 10310.0 | 0.0

Harefield 3 Year Historical Weather Data

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