Dundalk Weather and Climate: A Comprehensive Guide
The temperature in Dundalk varies moderately throughout the year.
The temperatures shift from pleasant
to cold.
It receives a reasonable amount of rainfall.
Now, let’s break down all the climate details for a clearer picture.
Average maximum day and minimum night temperature
The weather in Dundalk changes moderately throughout the year, offering enough variation to appreciate each season. Average daytime temperatures reach a pleasant 20°C in July. In February, the coolest month of the year, temperatures drop to a chilly 9°C.
At night, you can expect cooler temperatures, with averages dropping to around 3°C during this month. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Generally, Dundalk has a moderate amount of precipitation, averaging 947 mm of rainfall annually. Despite minor fluctuations, Dundalk enjoys fairly consistent precipitation throughout the year. In August, you can expect around 89 mm of precipitation, while in March, Dundalk receives about 66 mm.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Dundalk can be enjoyed more throughout the sunniest month of May under a blue sky, with approximately 6.3 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 1.7 hours of sunlight per day. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Average humidity
The relative humidity is high throughout the year in Dundalk.
The city experiences its highest humidity in December, reaching 83%. In April, the humidity drops to its lowest level at 68%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
clear and no rain partly cloudy and no rain broken clouds and no rainForecast for Dundalk
3 m/s
5 m/s
5 m/s
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Dundalk in Ireland
Other facts from our historical weather data:July has an average maximum temperature of 20°C and is the warmest month of the year.
The coldest month is February with an average maximum temperature of 9°C.
August tops the wettest month list with 89 mm of rainfall.
March is the driest month with 66 mm of precipitation.
May is the sunniest month with an average of 188 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
