Best year time to visit Llanwern

General weather information about Llanwern

Average annual temperature is 11.7 °C

Absolute maximum temperature: 27.2 °C

Absolute minimum temperature: -3.3 °C

Number of sunny days: 115 days

Number of rainy days: 250 days

Look at detailed online map of Llanwern

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

Llanwern air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.212.313.316.420.826.325.524.527.220.114.612.8
Average daytime temperature (°C)8.19.29.812.117.222.019.220.020.515.510.810.0
Average temperature (°C)5.86.57.69.013.317.716.416.717.213.18.48.1
Average night temperature (°C)3.33.55.65.69.313.413.313.313.810.86.05.9
Absolute minimum temperature (°C)-2.8-1.60.11.25.08.48.99.78.04.2-3.3-3.1

Llanwern 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)8.410.011.913.915.616.616.114.612.710.78.97.9
Daylight minimum duration (h)7.09.010.012.014.016.015.013.011.09.08.07.0
Sunshine mean duration (h)4.25.04.77.611.812.510.09.67.86.14.12.1
Precipitation (mm)1362316910350531481179515093179
Sunny days141539161415108119
Rainy days171328211516302620231922
Snow days000000000000

Llanwern - weather forecast by months

Llanwern weather in januaryLlanwern weather in februaryLlanwern weather in marchLlanwern weather in aprilLlanwern weather in mayLlanwern weather in juneLlanwern weather in julyLlanwern weather in augustLlanwern weather in septemberLlanwern weather in octoberLlanwern weather in novemberLlanwern weather in december

Best time to visit Llanwern:

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

  • May — 11.8(h)
  • June — 12.5(h)
  • July — 10.0(h)
  • August — 9.6(h)

Months with the longest average daylight duration in Llanwern:

  • May — 15.6(h)
  • June — 16.6(h)
  • July — 16.1(h)

The largest precipitation sum in Llanwern is at

  • March — 169(mm)
  • July — 148(mm)
  • October — 150(mm)
  • December — 179(mm)

    • Weather forecast in the closest to Llanwern admin centers

    Weather forecast in the closest towns to Llanwern

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    Frequently asked questions

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