Best year time to visit Castletownbere

General weather information about Castletownbere

Average annual temperature is 12.2 °C

Absolute maximum temperature: 24.5 °C

Absolute minimum temperature: 2.2 °C

Number of sunny days: 53 days

Number of rainy days: 312 days

Look at detailed online map of Castletownbere

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

Castletownbere air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.912.513.014.420.120.518.817.824.517.414.213.3
Average daytime temperature (°C)9.810.310.111.615.218.516.616.917.714.211.611.0
Average temperature (°C)8.59.38.610.013.016.615.315.515.813.010.59.8
Average night temperature (°C)6.88.06.98.311.014.714.014.313.811.59.28.5
Absolute minimum temperature (°C)2.24.12.75.18.411.412.511.210.57.42.73.0

Castletownbere 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)8.410.011.913.915.616.616.114.612.710.78.97.9
Daylight minimum duration (h)7.09.010.012.014.016.015.013.011.09.08.07.0
Sunshine mean duration (h)3.33.75.67.811.110.79.68.87.74.44.92.8
Precipitation (mm)189642731067695228170209278173233
Sunny days4534148114441
Rainy days272328261722303026272630
Snow days000000000000

Castletownbere - weather forecast by months

Castletownbere weather in januaryCastletownbere weather in februaryCastletownbere weather in marchCastletownbere weather in aprilCastletownbere weather in mayCastletownbere weather in juneCastletownbere weather in julyCastletownbere weather in augustCastletownbere weather in septemberCastletownbere weather in octoberCastletownbere weather in novemberCastletownbere weather in december

Best time to visit Castletownbere:

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

  • May — 11.1(h)
  • June — 10.7(h)
  • July — 9.6(h)
  • August — 8.8(h)

Months with the longest average daylight duration in Castletownbere:

  • May — 15.6(h)
  • June — 16.6(h)
  • July — 16.1(h)

The largest precipitation sum in Castletownbere is at

  • March — 273(mm)
  • July — 228(mm)
  • October — 278(mm)
  • December — 233(mm)

    • Weather forecast in the closest to Castletownbere admin centers

    Weather forecast in the closest towns to Castletownbere

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    Frequently asked questions

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