Best year time to visit Llanarthney

General weather information about Llanarthney

Average annual temperature is 11.1 °C

Absolute maximum temperature: 27.4 °C

Absolute minimum temperature: -4.5 °C

Number of sunny days: 95 days

Number of rainy days: 269 days

Number of snow days: 1 day

Look at detailed online map of Llanarthney

* Weather data for Llanarthney United Kingdom is based on climate observations for 2026 year

Llanarthney air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)11.713.813.516.321.626.223.123.427.419.913.812.4
Average daytime temperature (°C)7.99.29.512.217.221.618.018.619.814.710.49.6
Average temperature (°C)5.46.27.08.712.817.215.415.616.512.37.97.8
Average night temperature (°C)2.73.34.64.88.212.512.312.613.010.15.55.5
Absolute minimum temperature (°C)-3.1-1.6-1.20.25.67.38.69.55.23.8-2.7-4.5

Llanarthney monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.016.016.016.015.013.011.09.08.0
Daylight mean duration (h)8.410.011.913.915.716.616.214.612.710.78.97.9
Daylight minimum duration (h)7.09.010.012.014.016.015.013.011.09.08.07.0
Sunshine mean duration (h)3.34.44.27.411.311.38.88.07.14.24.02.3
Precipitation (mm)21436291976460200161172188150263
Sunny days10164101713017584
Rainy days201227201417313023262227
Snow days100000000000

Llanarthney - weather forecast by months

Llanarthney weather in januaryLlanarthney weather in februaryLlanarthney weather in marchLlanarthney weather in aprilLlanarthney weather in mayLlanarthney weather in juneLlanarthney weather in julyLlanarthney weather in augustLlanarthney weather in septemberLlanarthney weather in octoberLlanarthney weather in novemberLlanarthney weather in december

Best time to visit Llanarthney:

The best time to visit Llanarthney during the most sunny months:

  • May — 11.3(h)
  • June — 11.3(h)
  • July — 8.8(h)

Months with the longest average daylight duration in Llanarthney:

  • May — 15.7(h)
  • June — 16.6(h)
  • July — 16.2(h)

The largest precipitation sum in Llanarthney is at

  • January — 214(mm)
  • March — 291(mm)
  • July — 200(mm)
  • December — 263(mm)

    • Weather forecast in the closest to Llanarthney admin centers

    Weather forecast in the closest towns to Llanarthney

    Explore Llanarthney

    See also
    MapTrains schedule
    Plan your trip
    AccommodationExperiencesBlog

    Frequently asked questions

    When is the best time to visit Llanarthney?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Llanarthney.
    What is the weather like in Llanarthney?
    See average temperature, rainfall and daylight hours for Llanarthney by month in the table above.
    How many sunny days does Llanarthney have?
    The monthly weather statistics above show sunshine and rainfall patterns for Llanarthney throughout the year.