Best year time to visit Castletownroche

General weather information about Castletownroche

Average annual temperature is 11.0 °C

Absolute maximum temperature: 25.2 °C

Absolute minimum temperature: -3.9 °C

Number of sunny days: 75 days

Number of rainy days: 289 days

Number of snow days: 1 day

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* Weather data for Castletownroche Ireland is based on climate observations for 2026 year

Castletownroche air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)13.013.714.616.822.124.922.023.725.221.013.613.6
Average daytime temperature (°C)8.710.210.012.317.120.818.118.518.414.410.59.6
Average temperature (°C)6.27.67.39.012.816.514.915.514.911.58.27.6
Average night temperature (°C)3.64.74.45.58.212.011.912.611.28.75.75.3
Absolute minimum temperature (°C)-3.9-2.3-2.2-0.43.16.88.79.54.91.5-1.6-3.0

Castletownroche 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)8.39.911.913.915.716.716.214.612.710.68.87.8
Daylight minimum duration (h)7.09.010.012.014.016.015.013.011.09.08.07.0
Sunshine mean duration (h)3.63.64.46.810.310.59.08.16.84.44.82.7
Precipitation (mm)991916363447417210417018769117
Sunny days31530158136786
Rainy days271328301622302824242225
Snow days100000000000

Castletownroche - weather forecast by months

Castletownroche weather in januaryCastletownroche weather in februaryCastletownroche weather in marchCastletownroche weather in aprilCastletownroche weather in mayCastletownroche weather in juneCastletownroche weather in julyCastletownroche weather in augustCastletownroche weather in septemberCastletownroche weather in octoberCastletownroche weather in novemberCastletownroche weather in december

Best time to visit Castletownroche:

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

  • May — 10.3(h)
  • June — 10.5(h)
  • July — 9.0(h)
  • August — 8.1(h)

Months with the longest average daylight duration in Castletownroche:

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

The largest precipitation sum in Castletownroche is at

  • March — 163(mm)
  • July — 172(mm)
  • September — 170(mm)
  • October — 187(mm)

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    Frequently asked questions

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