Swansea, United Kingdom Climate

Weather: 10.64°C/51.15°F, Wind SW at 3.13 km/h, 75% Humidity, 0% Chance of rain

United Kingdom
(Photo by Susan Q Yin on Unsplash)
Contents

Swansea Climate Summary

Located at an elevation of 13.55 meters (44.46 feet) above sea level, Swansea has a Marine west coast, warm summer climate (Classification: Cfb). The city’s yearly temperature is 11.53ºC (52.75ºF) and it is 0.78% higher than United Kingdom’s averages. Swansea typically receives about 104.82 millimeters (4.13 inches) of precipitation and has 179.65 rainy days (49.22% of the time) annually.

CountryUnited Kingdom
Longitude-3.943646
Latitude51.62144
Attitude/Elevation13.55m (44.46ft)
Local timeFriday 10:55
Annual high temperature12.93ºC (55.27ºF)
Annual low temperature8.94ºC (48.09ºF)
Average annual precip.104.82mm (4.13in)
Warmest monthJuly (18.23ºC / 64.81ºF)
Coldest MonthFebruary (4.84ºC / 40.71ºF)
Wettest MonthDecember (147.95mm / 5.82in)
Driest MonthApril (56.99mm / 2.24in)
Number of days with rainfall (≥ 1.0 mm)179.65 days (49.22%)
Days with no rain185.35 days (50.78%)
Humidity82.19%

Climate Swansea: Monthly Averages

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)12.0(53.6)16.0(60.8)19.0(66.2)20.0(68.0)23.0(73.4)23.0(73.4)25.0(77.0)25.0(77.0)22.0(71.6)22.0(71.6)16.0(60.8)14.0(57.2)25.0(77.0)
Average high °C (°F)7.97(46.35)8.02(46.44)9.55(49.19)11.88(53.38)14.09(57.36)16.57(61.83)18.23(64.81)17.89(64.2)16.73(62.11)14.13(57.43)10.93(51.67)9.11(48.4)12.93(55.27)
Daily mean °C (°F)6.83(44.29)6.73(44.11)7.86(46.15)10.12(50.22)12.48(54.46)15.13(59.23)16.85(62.33)16.57(61.83)15.16(59.29)12.76(54.97)9.73(49.51)8.11(46.6)11.53(52.75)
Average low °C (°F)5.05(41.09)4.84(40.71)5.21(41.38)6.77(44.19)9.07(48.33)11.66(52.99)13.65(56.57)13.92(57.06)12.46(54.43)10.59(51.06)7.85(46.13)6.26(43.27)8.94(48.09)
Record low °C (°F)-3.0(26.6)-3.0(26.6)-4.0(24.8)-1.0(30.2)2.0(35.6)4.0(39.2)5.0(41.0)0.0(0)5.0(41.0)3.0(37.4)-3.0(26.6)-6.0(21.2)-6.0(21.2)
Average precipitation mm (inches)140.51(5.53)103.35(4.07)81.2(3.2)56.99(2.24)70.78(2.79)89.05(3.51)80.4(3.17)125.54(4.94)90.26(3.55)136.08(5.36)135.73(5.34)147.95(5.82)104.82(4.13)
Average precipitation days (≥ 1.0 mm)17.7314.9112.3610.4511.5513.8213.6417.7314.1816.5517.6419.0914.97
Average relative humidity (%)83.5781.6681.1780.180.7982.9282.6783.0782.1182.4882.683.1482.19
Mean monthly sunshine hours5.325.989.1712.1912.7812.8212.7712.0710.566.385.935.089.25

Climate Graph

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

Swansea

Swansea Temperature by Month

July
16.85°C | 62.33°F
August
16.57°C | 61.83°F
September
15.16°C | 59.29°F
June
15.13°C | 59.23°F
October
12.76°C | 54.97°F
May
12.48°C | 54.46°F
April
10.12°C | 50.22°F
November
9.73°C | 49.51°F
December
8.11°C | 46.6°F
March
7.86°C | 46.15°F
January
6.83°C | 44.29°F
February
6.73°C | 44.11°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)9.9°C (49.82°F)6.0°C (42.8°F)
Avg Temperature14.0°C (57.2°F)8.83°C (47.89°F)6.0°C (42.8°F)
Min Temperature13.0°C (55.4°F)6.1°C (42.98°F)-0.0°C (0°F)
Dew PointMaxAverageMin
Dew Point13.0°C (55.4°F)5.7°C (42.26°F)2.0°C (35.6°F)
PrecipitationMaxAverageMinSum
Precipitation33.2mm | 1.31in7.17mm | 0.28in0.0mm | 0in215.0mm | 8.46in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind53.0kmh | 32.93mph26.27kmh | 16.32mph10.0kmh | 6.21mph
Gust Wind71.0kmh | 44.12mph36.97kmh | 22.97mph15.0kmh | 9.32mph
Sea Level PressureMaxAverageMin
Sea Level Pressure33.2mb7.17mb0.0mb
Swansea

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
November° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2019-11-0114 | 57.213 | 55.49229 | 18.0229.44 | 99715.3 | 0.6
2019-11-0211 | 51.88 | 46.48253 | 32.9328.91 | 97933.2 | 1.31
2019-11-0311 | 51.88 | 46.48227 | 16.7828.94 | 98010.9 | 0.43
2019-11-0410 | 50.06 | 42.87915 | 9.3228.97 | 98113.3 | 0.52
2019-11-0510 | 50.07 | 44.68121 | 13.0529.5 | 9990.9 | 0.04
2019-11-069 | 48.25 | 41.07718 | 11.1829.65 | 10046.4 | 0.25
2019-11-077 | 44.64 | 39.27735 | 21.7529.32 | 99310.0 | 0.39
2019-11-087 | 44.63 | 37.47625 | 15.5329.77 | 10080.0 | 0.0
2019-11-098 | 46.44 | 39.27928 | 17.429.71 | 100611.4 | 0.45
2019-11-107 | 44.64 | 39.27921 | 13.0529.88 | 10120.9 | 0.04
2019-11-118 | 46.44 | 39.27539 | 24.2329.68 | 100510.2 | 0.4
2019-11-128 | 46.42 | 35.67136 | 22.3729.65 | 10040.2 | 0.01
2019-11-137 | 44.63 | 37.47925 | 15.5329.41 | 99616.9 | 0.67
2019-11-146 | 42.83 | 37.48428 | 17.429.41 | 9969.8 | 0.39
2019-11-158 | 46.44 | 39.28026 | 16.1629.83 | 10100.5 | 0.02
2019-11-168 | 46.45 | 41.08116 | 9.9429.74 | 10070.2 | 0.01
2019-11-178 | 46.45 | 41.08211 | 6.8429.91 | 10133.1 | 0.12
2019-11-188 | 46.44 | 39.27910 | 6.2130.0 | 10160.0 | 0.0
2019-11-198 | 46.45 | 41.08323 | 14.2929.85 | 10112.4 | 0.09
2019-11-209 | 48.25 | 41.07840 | 24.8529.74 | 10070.1 | 0.0
2019-11-219 | 48.26 | 42.88236 | 22.3729.44 | 99717.0 | 0.67
2019-11-228 | 46.46 | 42.88025 | 15.5329.32 | 9938.0 | 0.31
2019-11-2310 | 50.08 | 46.49028 | 17.429.26 | 99117.5 | 0.69
2019-11-2410 | 50.08 | 46.49018 | 11.1829.53 | 10003.1 | 0.12
2019-11-2512 | 53.610 | 50.09021 | 13.0529.47 | 99810.1 | 0.4
2019-11-2611 | 51.88 | 46.48429 | 18.0229.23 | 9904.3 | 0.17
2019-11-2710 | 50.08 | 46.48727 | 16.7828.97 | 9816.2 | 0.24
2019-11-2810 | 50.08 | 46.48817 | 10.5629.47 | 9982.4 | 0.09
2019-11-296 | 42.83 | 37.47922 | 13.6729.91 | 10130.7 | 0.03
2019-11-307 | 44.64 | 39.28339 | 24.2330.03 | 10170.0 | 0.0

Swansea 10 Year Historical Weather Data

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