Best year time to visit Merton

General weather information about Merton

Average annual temperature is 8.8 °C

Absolute maximum temperature: 35.1 °C

Absolute minimum temperature: -27.3 °C

Number of sunny days: 190 days

Number of rainy days: 142 days

Number of snow days: 33 days

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* Weather data for Merton United States is based on climate observations for 2026 year

Merton air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)2.54.712.826.730.631.233.135.134.229.318.211.2
Average daytime temperature (°C)-3.9-1.72.912.722.527.727.327.525.015.07.94.5
Average temperature (°C)-7.3-6.9-2.36.616.322.021.622.019.510.52.90.4
Average night temperature (°C)-10.3-11.4-6.62.210.716.516.317.414.96.7-1.0-2.4
Absolute minimum temperature (°C)-25.3-27.3-18.2-8.8-0.79.411.511.27.1-5.9-13.9-9.1

Merton monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.310.511.913.514.815.415.114.012.511.09.78.9
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)3.66.76.97.911.512.812.611.59.47.26.14.8
Precipitation (mm)586992931153599105123124944
Sunny days191714111916121412152219
Rainy days6581612141917181377
Snow days669300000315

Merton - weather forecast by months

Merton weather in januaryMerton weather in februaryMerton weather in marchMerton weather in aprilMerton weather in mayMerton weather in juneMerton weather in julyMerton weather in augustMerton weather in septemberMerton weather in octoberMerton weather in novemberMerton weather in december

Best time to visit Merton:

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

  • May — 11.5(h)
  • June — 12.8(h)
  • July — 12.6(h)
  • August — 11.5(h)

Months with the longest average daylight duration in Merton:

  • June — 15.4(h)

The largest precipitation sum in Merton is at

  • May — 115(mm)
  • August — 105(mm)
  • September — 123(mm)
  • October — 124(mm)

    • Weather forecast in the closest to Merton admin centers

    Weather forecast in the closest towns to Merton

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    Frequently asked questions

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