Best year time to visit Portnakilly

General weather information about Portnakilly

Average annual temperature is 11.5 °C

Absolute maximum temperature: 21.4 °C

Absolute minimum temperature: 1.8 °C

Number of sunny days: 67 days

Number of rainy days: 298 days

Look at detailed online map of Portnakilly

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

Portnakilly air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)11.511.711.214.517.120.119.020.121.416.313.212.2
Average daytime temperature (°C)9.29.78.810.612.917.215.416.016.213.311.310.2
Average temperature (°C)8.18.77.79.411.915.714.615.215.012.310.29.2
Average night temperature (°C)7.07.66.48.110.814.313.814.413.811.39.18.2
Absolute minimum temperature (°C)2.43.71.84.89.111.511.612.311.27.94.22.8

Portnakilly 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)2.93.25.68.09.711.48.89.07.24.84.22.7
Precipitation (mm)186792159961119209161135167228273
Sunny days1768159027552
Rainy days302125221621312923262529
Snow days000000000000

Portnakilly - weather forecast by months

Portnakilly weather in januaryPortnakilly weather in februaryPortnakilly weather in marchPortnakilly weather in aprilPortnakilly weather in mayPortnakilly weather in junePortnakilly weather in julyPortnakilly weather in augustPortnakilly weather in septemberPortnakilly weather in octoberPortnakilly weather in novemberPortnakilly weather in december

Best time to visit Portnakilly:

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

  • May — 9.7(h)
  • June — 11.4(h)
  • July — 8.8(h)
  • August — 9.0(h)

Months with the longest average daylight duration in Portnakilly:

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

The largest precipitation sum in Portnakilly is at

  • March — 215(mm)
  • July — 209(mm)
  • November — 228(mm)
  • December — 273(mm)

    • Weather forecast in the closest to Portnakilly admin centers

    Weather forecast in the closest towns to Portnakilly

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    Frequently asked questions

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