Weather in Dundalk in May

General weather information about Dundalk

Average annual temperature is 7.2 °C

Absolute maximum temperature: 29.6 °C

Absolute minimum temperature: -26.8 °C

Number of sunny days: 123 days

Number of rainy days: 185 days

Number of snow days: 57 days

Look at detailed online map of Dundalk

* Weather data for Dundalk Canada is based on climate observations for 2026 year

Dundalk air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)3.98.68.025.228.028.228.125.629.626.711.710.2
Average daytime temperature (°C)-0.90.31.912.317.321.924.021.720.513.34.42.5
Average temperature (°C)-3.4-5.1-2.46.211.316.719.116.915.69.71.0-0.1
Average night temperature (°C)-5.5-9.6-6.21.56.112.315.013.311.87.0-2.1-2.3
Absolute minimum temperature (°C)-13.6-26.8-13.3-8.5-1.78.110.78.65.0-2.9-9.8-8.1

Dundalk monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.310.511.913.514.815.415.114.012.511.09.68.9
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)2.15.45.78.211.111.211.29.39.45.24.72.4
Precipitation (mm)84841001164097927041856176
Sunny days67910201461017897
Rainy days1289171116252113221615
Snow days131313300000159

Dundalk - weather forecast by months

Dundalk weather in januaryDundalk weather in februaryDundalk weather in marchDundalk weather in aprilDundalk weather in mayDundalk weather in juneDundalk weather in julyDundalk weather in augustDundalk weather in septemberDundalk weather in octoberDundalk weather in novemberDundalk weather in december

Best time to visit Dundalk:

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

  • May — 11.1(h)
  • June — 11.2(h)
  • July — 11.2(h)
  • August — 9.3(h)
  • September — 9.4(h)

Months with the longest average daylight duration in Dundalk:

  • June — 15.4(h)

The largest precipitation sum in Dundalk is at

  • March — 100(mm)
  • April — 116(mm)

    • Weather forecast in the closest to Dundalk admin centers

    Weather forecast in the closest towns to Dundalk

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    Frequently asked questions

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