Carmarthenshire, United Kingdom Climate

Weather: 13.58°C/56.44°F, Wind SW at 7.72 km/h, 75% Humidity, 0% Chance of rain

United Kingdom
(Photo by Anthony Wright on Unsplash)
Contents

Carmarthenshire Climate Summary

Located at an elevation of 19.22 meters (63.06 feet) above sea level, Carmarthenshire has a Marine west coast, warm summer climate (Classification: Cfb). The city’s yearly temperature is 11.04ºC (51.87ºF) and it is 0.29% higher than United Kingdom’s averages. Carmarthenshire typically receives about 50.37 millimeters (1.98 inches) of precipitation and has 133.64 rainy days (36.61% of the time) annually.

CountryUnited Kingdom
Longitude-4.3115959
Latitude51.8572309
Attitude/Elevation19.22m (63.06ft)
Local timeTuesday 13:30
Annual high temperature12.62ºC (54.72ºF)
Annual low temperature7.83ºC (46.09ºF)
Average annual precip.50.37mm (1.98in)
Warmest monthJuly (18.01ºC / 64.42ºF)
Coldest MonthFebruary (3.84ºC / 38.91ºF)
Wettest MonthDecember (77.09mm / 3.04in)
Driest MonthMay (30.0mm / 1.18in)
Number of days with rainfall (≥ 1.0 mm)133.64 days (36.61%)
Days with no rain231.36 days (63.39%)
Humidity84.68%

Climate Carmarthenshire: Monthly Averages

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)12.0(53.6)14.0(57.2)16.0(60.8)20.0(68.0)23.0(73.4)25.0(77.0)25.0(77.0)23.0(73.4)23.0(73.4)21.0(69.8)16.0(60.8)13.0(55.4)25.0(77.0)
Average high °C (°F)7.44(45.39)7.64(45.75)9.35(48.83)11.88(53.38)14.16(57.49)16.62(61.92)18.01(64.42)17.57(63.63)16.24(61.23)13.61(56.5)10.31(50.56)8.59(47.46)12.62(54.72)
Daily mean °C (°F)6.16(43.09)6.15(43.07)7.4(45.32)9.88(49.78)12.44(54.39)14.99(58.98)16.55(61.79)16.06(60.91)14.49(58.08)12.02(53.64)8.93(48.07)7.4(45.32)11.04(51.87)
Average low °C (°F)4.01(39.22)3.84(38.91)4.06(39.31)5.76(42.37)7.89(46.2)10.61(51.1)12.4(54.32)12.79(55.02)11.18(52.12)9.44(48.99)6.65(43.97)5.31(41.56)7.83(46.09)
Record low °C (°F)-4.0(24.8)-5.0(23.0)-6.0(21.2)-2.0(28.4)-1.0(30.2)3.0(37.4)6.0(42.8)0.0(0)4.0(39.2)1.0(33.8)-3.0(26.6)-4.0(24.8)-6.0(21.2)
Average precipitation mm (inches)60.76(2.39)50.38(1.98)44.64(1.76)32.94(1.3)30.0(1.18)47.27(1.86)38.0(1.5)51.78(2.04)43.44(1.71)68.6(2.7)59.5(2.34)77.09(3.04)50.37(1.98)
Average precipitation days (≥ 1.0 mm)13.0913.09.457.648.09.8210.012.0910.7311.9113.1814.7311.14
Average relative humidity (%)86.5284.4183.1381.9782.5784.5984.8585.6785.2185.685.5686.0984.68
Mean monthly sunshine hours5.295.859.011.9812.712.6612.611.9510.416.315.875.019.14

Climate Graph

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

Carmarthenshire

Carmarthenshire Temperature by Month

July
16.55°C | 61.79°F
August
16.06°C | 60.91°F
June
14.99°C | 58.98°F
September
14.49°C | 58.08°F
May
12.44°C | 54.39°F
October
12.02°C | 53.64°F
April
9.88°C | 49.78°F
November
8.93°C | 48.07°F
March
7.4°C | 45.32°F
December
7.4°C | 45.32°F
January
6.16°C | 43.09°F
February
6.15°C | 43.07°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 Temperature24.0°C (75.2°F)20.0°C (68.0°F)16.0°C (60.8°F)
Avg Temperature21.0°C (69.8°F)18.35°C (65.03°F)15.0°C (59.0°F)
Min Temperature16.0°C (60.8°F)14.1°C (57.38°F)12.0°C (53.6°F)
Dew PointMaxAverageMin
Dew Point17.0°C (62.6°F)14.13°C (57.43°F)12.0°C (53.6°F)
PrecipitationMaxAverageMinSum
Precipitation2.7mm | 0.11in0.47mm | 0.02in0.0mm | 0in14.5mm | 0.57in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind32.0kmh | 19.88mph12.48kmh | 7.75mph5.0kmh | 3.11mph
Gust Wind45.0kmh | 27.96mph19.39kmh | 12.05mph8.0kmh | 4.97mph
Sea Level PressureMaxAverageMin
Sea Level Pressure2.7mb0.47mb0.0mb
Carmarthenshire

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
July° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2018-07-0120 | 68.015 | 59.07613 | 8.0829.94 | 10140.0 | 0.0
2018-07-0221 | 69.815 | 59.07516 | 9.9430.03 | 10170.0 | 0.0
2018-07-0319 | 66.212 | 53.66818 | 11.1830.03 | 10170.0 | 0.0
2018-07-0418 | 64.413 | 55.47911 | 6.8429.97 | 10150.2 | 0.01
2018-07-0519 | 66.215 | 59.0849 | 5.5930.03 | 10170.0 | 0.0
2018-07-0619 | 66.215 | 59.08410 | 6.2130.18 | 10220.0 | 0.0
2018-07-0720 | 68.016 | 60.8845 | 3.1130.27 | 10250.0 | 0.0
2018-07-0821 | 69.816 | 60.8799 | 5.5930.33 | 10270.0 | 0.0
2018-07-0920 | 68.015 | 59.08116 | 9.9430.33 | 10270.0 | 0.0
2018-07-1019 | 66.215 | 59.0839 | 5.5930.24 | 10240.5 | 0.02
2018-07-1119 | 66.214 | 57.2839 | 5.5930.18 | 10220.4 | 0.02
2018-07-1218 | 64.414 | 57.28612 | 7.4630.18 | 10220.0 | 0.0
2018-07-1318 | 64.414 | 57.2849 | 5.5930.18 | 10220.0 | 0.0
2018-07-1418 | 64.413 | 55.4789 | 5.5930.12 | 10200.0 | 0.0
2018-07-1519 | 66.215 | 59.08512 | 7.4630.03 | 10170.2 | 0.01
2018-07-1618 | 64.415 | 59.08615 | 9.3229.94 | 10141.9 | 0.07
2018-07-1716 | 60.812 | 53.68211 | 6.8430.0 | 10160.5 | 0.02
2018-07-1818 | 64.413 | 55.47911 | 6.8430.06 | 10180.6 | 0.02
2018-07-1918 | 64.412 | 53.6757 | 4.3530.09 | 10190.0 | 0.0
2018-07-2016 | 60.813 | 55.4847 | 4.3529.97 | 10152.7 | 0.11
2018-07-2118 | 64.415 | 59.0879 | 5.5929.97 | 10150.7 | 0.03
2018-07-2219 | 66.215 | 59.0868 | 4.9730.03 | 10170.0 | 0.0
2018-07-2319 | 66.217 | 62.69311 | 6.8430.0 | 10160.3 | 0.01
2018-07-2418 | 64.415 | 59.08712 | 7.4629.97 | 10150.4 | 0.02
2018-07-2518 | 64.412 | 53.6776 | 3.7330.06 | 10180.0 | 0.0
2018-07-2620 | 68.014 | 57.2768 | 4.9729.91 | 10130.0 | 0.0
2018-07-2719 | 66.216 | 60.88717 | 10.5629.77 | 10080.9 | 0.04
2018-07-2815 | 59.012 | 53.68232 | 19.8829.59 | 10021.0 | 0.04
2018-07-2917 | 62.615 | 59.09230 | 18.6429.5 | 9992.3 | 0.09
2018-07-3016 | 60.813 | 55.48717 | 10.5629.77 | 10080.7 | 0.03
2018-07-3116 | 60.812 | 53.68119 | 11.8129.97 | 10151.2 | 0.05

Carmarthenshire 10 Year Historical Weather Data

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