Llanelli, Carmarthenshire, United Kingdom Climate

Weather: 10.71°C/51.28°F, Wind SW at 7.2 km/h, 90% Humidity, 0% Chance of rain

United Kingdom
(Photo by Anthony Wright on Unsplash)
Contents

Llanelli Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Llanelli has a Marine west coast, warm summer climate (Classification: Cfb). The district’s yearly temperature is 11.47ºC (52.65ºF) and it is 0.72% higher than United Kingdom’s averages. Llanelli typically receives about 38.21 millimeters (1.5 inches) of precipitation and has 56.18 rainy days (15.39% of the time) annually.

CountryUnited Kingdom
CityCarmarthenshire
Longitude-4.160248
Latitude51.680886
Attitude/ElevationNonem (0ft)
Local timeFriday 21:00
Annual high temperature12.83ºC (55.09ºF)
Annual low temperature8.81ºC (47.86ºF)
Average annual precip.38.21mm (1.5in)
Warmest monthJuly (18.19ºC / 64.74ºF)
Coldest MonthMarch (4.83ºC / 40.69ºF)
Wettest MonthDecember (61.12mm / 2.41in)
Driest MonthMay (14.28mm / 0.56in)
Number of days with rainfall (≥ 1.0 mm)56.18 days (15.39%)
Days with no rain308.82 days (84.61%)
Humidity82.75%

Climate Llanelli: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)12.0(53.6)16.0(60.8)13.0(55.4)19.0(66.2)20.0(68.0)24.0(75.2)23.0(73.4)24.0(75.2)22.0(71.6)19.0(66.2)15.0(59.0)14.0(57.2)24.0(75.2)
Average high °C (°F)8.42(47.16)8.4(47.12)8.85(47.93)12.11(53.8)14.45(58.01)16.57(61.83)18.19(64.74)17.91(64.24)16.22(61.2)13.01(55.42)10.66(51.19)9.18(48.52)12.83(55.09)
Daily mean °C (°F)7.23(45.01)6.98(44.56)7.4(45.32)10.37(50.67)12.8(55.04)15.13(59.23)16.87(62.37)16.77(62.19)14.61(58.3)11.72(53.1)9.53(49.15)8.18(46.72)11.47(52.65)
Average low °C (°F)5.1(41.18)4.88(40.78)4.83(40.69)7.24(45.03)9.04(48.27)11.8(53.24)13.72(56.7)14.39(57.9)12.0(53.6)9.63(49.33)7.1(44.78)6.03(42.85)8.81(47.86)
Record low °C (°F)-1.0(30.2)-4.0(24.8)-5.0(23.0)1.0(33.8)2.0(35.6)5.0(41.0)5.0(41.0)7.0(44.6)5.0(41.0)3.0(37.4)-1.0(30.2)-5.0(23.0)-5.0(23.0)
Average precipitation mm (inches)43.01(1.69)38.55(1.52)41.71(1.64)26.32(1.04)14.28(0.56)28.65(1.13)21.37(0.84)42.57(1.68)37.23(1.47)54.39(2.14)49.32(1.94)61.12(2.41)38.21(1.5)
Average precipitation days (≥ 1.0 mm)4.915.185.644.02.274.453.275.554.185.185.645.914.68
Average relative humidity (%)82.6979.5181.282.0381.0884.2383.6885.2282.8382.6683.5284.3382.75
Mean monthly sunshine hours3.627.628.2710.1214.2815.0115.0810.859.327.685.523.159.21

Climate Graph

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

Llanelli

Llanelli Temperature by Month

July
16.87°C | 62.37°F
August
16.77°C | 62.19°F
June
15.13°C | 59.23°F
September
14.61°C | 58.3°F
May
12.8°C | 55.04°F
October
11.72°C | 53.1°F
April
10.37°C | 50.67°F
November
9.53°C | 49.15°F
December
8.18°C | 46.72°F
March
7.4°C | 45.32°F
January
7.23°C | 45.01°F
February
6.98°C | 44.56°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature19.0°C (66.2°F)12.0°C (53.6°F)7.0°C (44.6°F)
Avg Temperature17.0°C (62.6°F)10.3°C (50.54°F)6.0°C (42.8°F)
Min Temperature13.0°C (55.4°F)7.37°C (45.27°F)3.0°C (37.4°F)
Dew PointMaxAverageMin
Dew Point12.0°C (53.6°F)6.1°C (42.98°F)1.0°C (33.8°F)
PrecipitationMaxAverageMinSum
Precipitation20.4mm | 0.8in4.95mm | 0.19in0.0mm | 0in148.4mm | 5.84in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind44.0kmh | 27.34mph18.1kmh | 11.25mph6.0kmh | 3.73mph
Gust Wind65.0kmh | 40.39mph27.4kmh | 17.03mph9.0kmh | 5.59mph
Sea Level PressureMaxAverageMin
Sea Level Pressure20.4mb4.95mb0.0mb
Llanelli

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
April° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2019-04-019 | 48.25 | 41.07713 | 8.0830.12 | 10200.0 | 0.0
2019-04-026 | 42.83 | 37.48019 | 11.8129.71 | 100614.0 | 0.55
2019-04-036 | 42.81 | 33.87719 | 11.8129.53 | 10005.3 | 0.21
2019-04-047 | 44.64 | 39.28318 | 11.1829.21 | 98913.8 | 0.54
2019-04-059 | 48.25 | 41.08525 | 15.5329.44 | 99712.6 | 0.5
2019-04-069 | 48.25 | 41.07921 | 13.0529.68 | 10051.0 | 0.04
2019-04-0710 | 50.06 | 42.88316 | 9.9429.77 | 10080.0 | 0.0
2019-04-0811 | 51.88 | 46.48713 | 8.0829.83 | 10100.4 | 0.02
2019-04-0910 | 50.07 | 44.68714 | 8.729.94 | 10142.6 | 0.1
2019-04-108 | 46.43 | 37.47413 | 8.0830.15 | 10210.0 | 0.0
2019-04-118 | 46.42 | 35.67111 | 6.8430.27 | 10250.0 | 0.0
2019-04-127 | 44.63 | 37.47513 | 8.0830.3 | 10260.1 | 0.0
2019-04-137 | 44.62 | 35.67225 | 15.5330.27 | 10250.1 | 0.0
2019-04-147 | 44.61 | 33.86631 | 19.2630.21 | 10230.0 | 0.0
2019-04-159 | 48.24 | 39.27338 | 23.6129.97 | 101510.1 | 0.4
2019-04-1610 | 50.08 | 46.49011 | 6.8429.97 | 101516.7 | 0.66
2019-04-1712 | 53.68 | 46.48412 | 7.4630.09 | 10190.0 | 0.0
2019-04-1813 | 55.49 | 48.28219 | 11.8130.18 | 10220.0 | 0.0
2019-04-1915 | 59.09 | 48.27211 | 6.8430.36 | 10280.0 | 0.0
2019-04-2017 | 62.611 | 51.8766 | 3.7330.42 | 10300.0 | 0.0
2019-04-2117 | 62.612 | 53.6776 | 3.7330.12 | 10200.0 | 0.0
2019-04-2215 | 59.09 | 48.27618 | 11.1829.65 | 10041.8 | 0.07
2019-04-2316 | 60.810 | 50.07616 | 9.9429.41 | 9963.0 | 0.12
2019-04-2411 | 51.89 | 48.28917 | 10.5629.29 | 99220.4 | 0.8
2019-04-2511 | 51.87 | 44.68227 | 16.7829.38 | 9955.4 | 0.21
2019-04-2610 | 50.07 | 44.68330 | 18.6429.68 | 100511.0 | 0.43
2019-04-279 | 48.24 | 39.27144 | 27.3429.85 | 101112.7 | 0.5
2019-04-288 | 46.45 | 41.08016 | 9.9430.18 | 10223.3 | 0.13
2019-04-2911 | 51.88 | 46.48910 | 6.2130.27 | 102511.6 | 0.46
2019-04-3011 | 51.88 | 46.48211 | 6.8430.21 | 10232.5 | 0.1

Llanelli 3 Year Historical Weather Data

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