Best year time to visit Dolgellau

General weather information about Dolgellau

Average annual temperature is 10.0 °C

Absolute maximum temperature: 26.4 °C

Absolute minimum temperature: -6.8 °C

Number of sunny days: 71 days

Number of rainy days: 293 days

Number of snow days: 1 day

Look at detailed online map of Dolgellau

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

Dolgellau air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)11.013.113.415.721.326.423.324.526.020.012.611.3
Average daytime temperature (°C)6.88.38.211.616.921.016.717.618.713.88.68.0
Average temperature (°C)4.55.55.67.812.316.414.114.515.410.96.56.2
Average night temperature (°C)1.82.62.83.87.311.611.311.512.18.33.94.1
Absolute minimum temperature (°C)-6.8-2.3-6.6-1.62.36.77.68.96.12.0-3.4-5.3

Dolgellau monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)8.010.012.014.016.016.016.015.013.011.09.07.0
Daylight mean duration (h)8.29.911.914.015.816.816.314.712.710.68.77.7
Daylight minimum duration (h)7.09.010.012.014.016.015.013.011.09.08.07.0
Sunshine mean duration (h)3.24.24.18.111.411.69.28.87.05.13.61.8
Precipitation (mm)3676240615554116427188277264290402
Sunny days710471411025551
Rainy days241826231719312925262530
Snow days001000000000

Dolgellau - weather forecast by months

Dolgellau weather in januaryDolgellau weather in februaryDolgellau weather in marchDolgellau weather in aprilDolgellau weather in mayDolgellau weather in juneDolgellau weather in julyDolgellau weather in augustDolgellau weather in septemberDolgellau weather in octoberDolgellau weather in novemberDolgellau weather in december

Best time to visit Dolgellau:

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

  • May — 11.4(h)
  • June — 11.6(h)
  • July — 9.2(h)
  • August — 8.8(h)

Months with the longest average daylight duration in Dolgellau:

  • May — 15.8(h)
  • June — 16.8(h)
  • July — 16.3(h)

The largest precipitation sum in Dolgellau is at

  • January — 367(mm)
  • March — 406(mm)
  • July — 427(mm)
  • December — 402(mm)

    • Weather forecast in the closest to Dolgellau admin centers

    Weather forecast in the closest towns to Dolgellau

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    Frequently asked questions

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