Best year time to visit St Mewan

General weather information about St Mewan

Average annual temperature is 11.6 °C

Absolute maximum temperature: 24.4 °C

Absolute minimum temperature: -2.6 °C

Number of sunny days: 86 days

Number of rainy days: 279 days

Look at detailed online map of St Mewan

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

St Mewan air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.812.213.214.920.523.720.520.724.421.114.713.5
Average daytime temperature (°C)8.89.410.411.515.819.418.018.219.215.411.210.8
Average temperature (°C)6.87.18.19.112.516.315.615.816.313.29.59.1
Average night temperature (°C)4.34.75.86.69.313.113.213.313.411.07.67.2
Absolute minimum temperature (°C)-2.6-0.2-1.11.96.29.110.210.99.17.21.5-2.5

St Mewan 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)8.610.111.913.815.516.315.914.512.610.79.08.1
Daylight minimum duration (h)8.09.010.012.014.016.015.013.011.09.08.08.0
Sunshine mean duration (h)3.95.35.17.811.612.39.78.68.15.24.22.6
Precipitation (mm)13417209956683149125119124149164
Sunny days1014381713115833
Rainy days211428221417303025232728
Snow days000000000000

St Mewan - weather forecast by months

St Mewan weather in januarySt Mewan weather in februarySt Mewan weather in marchSt Mewan weather in aprilSt Mewan weather in maySt Mewan weather in juneSt Mewan weather in julySt Mewan weather in augustSt Mewan weather in septemberSt Mewan weather in octoberSt Mewan weather in novemberSt Mewan weather in december

Best time to visit St Mewan:

The best time to visit St Mewan during the most sunny months:

  • May — 11.6(h)
  • June — 12.3(h)
  • July — 9.7(h)

Months with the longest average daylight duration in St Mewan:

  • May — 15.5(h)
  • June — 16.3(h)
  • July — 15.9(h)

The largest precipitation sum in St Mewan is at

  • March — 209(mm)
  • December — 164(mm)

    • Weather forecast in the closest to St Mewan admin centers

    Weather forecast in the closest towns to St Mewan

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    Frequently asked questions

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