Best year time to visit Merthyr Cynog

General weather information about Merthyr Cynog

Average annual temperature is 9.5 °C

Absolute maximum temperature: 26.3 °C

Absolute minimum temperature: -5.7 °C

Number of sunny days: 86 days

Number of rainy days: 277 days

Number of snow days: 2 days

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

Merthyr Cynog air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)10.512.412.115.719.024.122.623.326.320.912.411.1
Average daytime temperature (°C)6.37.87.810.415.719.917.017.418.413.68.47.8
Average temperature (°C)3.94.95.46.911.315.514.114.215.010.86.16.0
Average night temperature (°C)1.32.03.02.76.510.810.711.011.28.33.64.0
Absolute minimum temperature (°C)-5.3-4.0-3.8-3.52.65.66.27.35.80.9-4.8-5.7

Merthyr Cynog 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)8.49.911.913.915.716.716.214.612.710.68.87.8
Daylight minimum duration (h)7.09.010.012.014.016.015.013.011.09.08.07.0
Sunshine mean duration (h)3.34.23.86.610.411.28.88.17.05.03.21.5
Precipitation (mm)1401414610035711279911013893168
Sunny days1211381313126674
Rainy days181728221817302924252326
Snow days100000000001

Merthyr Cynog - weather forecast by months

Merthyr Cynog weather in januaryMerthyr Cynog weather in februaryMerthyr Cynog weather in marchMerthyr Cynog weather in aprilMerthyr Cynog weather in mayMerthyr Cynog weather in juneMerthyr Cynog weather in julyMerthyr Cynog weather in augustMerthyr Cynog weather in septemberMerthyr Cynog weather in octoberMerthyr Cynog weather in novemberMerthyr Cynog weather in december

Best time to visit Merthyr Cynog:

The best time to visit Merthyr Cynog during the most sunny months:

  • May — 10.4(h)
  • June — 11.2(h)
  • July — 8.8(h)
  • August — 8.1(h)

Months with the longest average daylight duration in Merthyr Cynog:

  • May — 15.7(h)
  • June — 16.7(h)
  • July — 16.2(h)

The largest precipitation sum in Merthyr Cynog is at

  • January — 140(mm)
  • March — 146(mm)
  • October — 138(mm)
  • December — 168(mm)

    • Weather forecast in the closest to Merthyr Cynog admin centers

    Weather forecast in the closest towns to Merthyr Cynog

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    Frequently asked questions

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