Best year time to visit Island

General weather information about Island

Average annual temperature is 11.2 °C

Absolute maximum temperature: 23.4 °C

Absolute minimum temperature: -1.4 °C

Number of sunny days: 88 days

Number of rainy days: 276 days

Number of snow days: 1 day

Look at detailed online map of Island

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

Island air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.413.013.315.619.820.820.219.923.417.913.513.1
Average daytime temperature (°C)8.89.99.811.615.818.817.818.017.614.010.89.8
Average temperature (°C)6.78.07.59.212.816.215.215.415.211.98.68.1
Average night temperature (°C)4.35.95.26.69.613.312.412.912.39.76.46.1
Absolute minimum temperature (°C)-1.40.60.42.45.99.810.19.86.33.80.9-0.7

Island 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)4.04.74.68.111.011.710.29.07.74.94.93.2
Precipitation (mm)1104523087506917913319124391136
Sunny days9153314112195124
Rainy days211328271719293021261827
Snow days100000000000

Island - weather forecast by months

Island weather in januaryIsland weather in februaryIsland weather in marchIsland weather in aprilIsland weather in mayIsland weather in juneIsland weather in julyIsland weather in augustIsland weather in septemberIsland weather in octoberIsland weather in novemberIsland weather in december

Best time to visit Island:

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

  • May — 11.0(h)
  • June — 11.7(h)
  • July — 10.2(h)
  • August — 9.0(h)

Months with the longest average daylight duration in Island:

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

The largest precipitation sum in Island is at

  • March — 230(mm)
  • July — 179(mm)
  • September — 191(mm)
  • October — 243(mm)

    • Weather forecast in the closest to Island admin centers

    Weather forecast in the closest towns to Island

    Explore Island

    See also
    MapTrains schedule
    Plan your trip
    AccommodationExperiencesBlog

    Frequently asked questions

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