Best year time to visit Portumna

General weather information about Portumna

Average annual temperature is 11.1 °C

Absolute maximum temperature: 26.8 °C

Absolute minimum temperature: -2.5 °C

Number of sunny days: 79 days

Number of rainy days: 285 days

Number of snow days: 1 day

Look at detailed online map of Portumna

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

Portumna air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.714.615.518.122.126.821.224.026.321.313.612.6
Average daytime temperature (°C)8.410.110.213.117.121.217.718.818.614.410.29.2
Average temperature (°C)6.17.67.39.413.117.014.915.615.011.47.87.4
Average night temperature (°C)4.15.14.76.19.012.612.212.711.88.75.75.4
Absolute minimum temperature (°C)-2.5-0.9-1.31.25.88.09.210.56.22.4-1.2-1.9

Portumna monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)8.010.012.014.016.016.016.015.013.011.09.07.0
Daylight mean duration (h)8.29.911.914.015.916.916.414.712.710.68.77.6
Daylight minimum duration (h)7.08.010.012.015.016.015.013.011.09.07.07.0
Sunshine mean duration (h)3.53.04.37.09.110.98.68.66.84.54.42.5
Precipitation (mm)9826145815211215711717414384112
Sunny days8937158126794
Rainy days231927231622302924242127
Snow days001000000000

Portumna - weather forecast by months

Portumna weather in januaryPortumna weather in februaryPortumna weather in marchPortumna weather in aprilPortumna weather in mayPortumna weather in junePortumna weather in julyPortumna weather in augustPortumna weather in septemberPortumna weather in octoberPortumna weather in novemberPortumna weather in december

Best time to visit Portumna:

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

  • May — 9.1(h)
  • June — 10.9(h)
  • July — 8.6(h)
  • August — 8.6(h)

Months with the longest average daylight duration in Portumna:

  • May — 15.9(h)
  • June — 16.9(h)
  • July — 16.4(h)

The largest precipitation sum in Portumna is at

  • March — 145(mm)
  • July — 157(mm)
  • September — 174(mm)
  • October — 143(mm)

    • Weather forecast in the closest to Portumna admin centers

    Weather forecast in the closest towns to Portumna

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    Frequently asked questions

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