Best year time to visit Castlerahan

General weather information about Castlerahan

Average annual temperature is 10.4 °C

Absolute maximum temperature: 26.4 °C

Absolute minimum temperature: -2.4 °C

Number of sunny days: 75 days

Number of rainy days: 286 days

Number of snow days: 4 days

Look at detailed online map of Castlerahan

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

Castlerahan air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.213.514.517.920.726.421.323.126.020.912.812.2
Average daytime temperature (°C)7.69.49.412.316.420.317.318.418.114.09.28.5
Average temperature (°C)5.47.26.48.812.516.314.315.114.511.26.86.7
Average night temperature (°C)3.65.03.85.48.712.611.512.111.58.74.54.8
Absolute minimum temperature (°C)-2.4-0.4-2.10.95.69.59.29.75.53.1-0.9-2.0

Castlerahan monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)8.010.012.015.016.017.017.015.013.011.09.07.0
Daylight mean duration (h)8.19.811.914.016.017.016.514.812.710.68.67.5
Daylight minimum duration (h)7.08.010.013.015.016.015.013.011.09.07.07.0
Sunshine mean duration (h)3.42.74.57.29.011.28.28.56.74.84.82.2
Precipitation (mm)80281581016910118315315314270129
Sunny days711331211025696
Rainy days231725271919312925252125
Snow days103000000000

Castlerahan - weather forecast by months

Castlerahan weather in januaryCastlerahan weather in februaryCastlerahan weather in marchCastlerahan weather in aprilCastlerahan weather in mayCastlerahan weather in juneCastlerahan weather in julyCastlerahan weather in augustCastlerahan weather in septemberCastlerahan weather in octoberCastlerahan weather in novemberCastlerahan weather in december

Best time to visit Castlerahan:

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

  • May — 9.0(h)
  • June — 11.2(h)
  • July — 8.2(h)
  • August — 8.5(h)

Months with the longest average daylight duration in Castlerahan:

  • May — 16.0(h)
  • June — 17.0(h)
  • July — 16.5(h)

The largest precipitation sum in Castlerahan is at

  • March — 158(mm)
  • July — 183(mm)
  • August — 153(mm)
  • September — 153(mm)

    • Weather forecast in the closest to Castlerahan admin centers

    Weather forecast in the closest towns to Castlerahan

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    Frequently asked questions

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