Best year time to visit Castleisland

General weather information about Castleisland

Average annual temperature is 10.4 °C

Absolute maximum temperature: 25.1 °C

Absolute minimum temperature: -3.4 °C

Number of sunny days: 58 days

Number of rainy days: 306 days

Number of snow days: 1 day

Look at detailed online map of Castleisland

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

Castleisland air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.012.913.215.622.223.319.323.025.121.012.811.9
Average daytime temperature (°C)7.89.39.211.616.020.016.417.217.613.79.68.8
Average temperature (°C)5.67.26.68.512.116.113.914.414.211.07.77.0
Average night temperature (°C)3.34.84.05.38.311.911.511.911.08.45.55.0
Absolute minimum temperature (°C)-3.4-0.8-1.60.63.68.78.98.25.91.0-1.6-3.1

Castleisland 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)3.13.24.66.79.810.28.17.56.94.64.32.4
Precipitation (mm)182472008857111236142181148154201
Sunny days410331110006551
Rainy days271828272020313124262529
Snow days000000000001

Castleisland - weather forecast by months

Castleisland weather in januaryCastleisland weather in februaryCastleisland weather in marchCastleisland weather in aprilCastleisland weather in mayCastleisland weather in juneCastleisland weather in julyCastleisland weather in augustCastleisland weather in septemberCastleisland weather in octoberCastleisland weather in novemberCastleisland weather in december

Best time to visit Castleisland:

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

  • May — 9.8(h)
  • June — 10.2(h)
  • July — 8.1(h)

Months with the longest average daylight duration in Castleisland:

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

The largest precipitation sum in Castleisland is at

  • March — 200(mm)
  • July — 236(mm)
  • December — 201(mm)

    • Weather forecast in the closest to Castleisland admin centers

    Weather forecast in the closest towns to Castleisland

    Explore Castleisland

    See also
    MapTrains schedule
    Plan your trip
    AccommodationExperiencesBlog

    Frequently asked questions

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