Dundalk weather and climate in 2024
Day
8 °C
Night
2 °C
Sea
9 °C
Precipitation
106 mm
in month
Rainy days
16 days
in month
Daylight
8 hours
average
Sunshine
2 hours
average
Humidity
90 %
Day
8 °C
Night
2 °C
Sea
9 °C
Precipitation
106 mm
in month
Rainy days
16 days
in month
Daylight
8 hours
average
Sunshine
2 hours
average
Humidity
90 %
Overview: Dundalk
Weather charts for Dundalk
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Weather overview for Dundalk
Weather overview
Dundalk, situated in Ireland, experiences a temperate maritime climate. The daytime temperatures moderate from chilly 8 °C (46 °F) in January to a mild 20 °C (67 °F) in July. Frequent precipitation is characteristic throughout the year, with rain present on many days each month, yet the quantity is never excessively heavy. The coldest night temperatures are in January, reaching an average low of 2 °C (36 °F), while the highest night temperatures occur in July, averaging 12 °C (53 °F). Humidity plays a constant role due to Ireland's proximity to the Atlantic Ocean, with monthly averages fluctuating around 81 %. When packing for a visit to Dundalk, it's wise to include layers and waterproof gear irrespective of the season.
January weather
January in Dundalk greets residents with cool daytime temperatures averaging 8 °C (46 °F), while evenings tend to be chilly with average lows at 2 °C (36 °F). The skies are often overcast, as January sees an average of only 2 hours of sunshine per day. Expect plenty of damp days with rain occurring on an average of 16 days.
February weather
As Dundalk transitions into February, temperatures show modest improvement with average highs of 8 °C (46 °F). Evenings remain brisk with the mercury dipping to an average of 2 °C (36 °F) at night. The town benefits from a slight increase in sunshine, with about 2 hours of clear skies on average per day, and rainfall persists on roughly 13 days.
March weather
With the arrival of March, Dundalk experiences a noticeable upturn in temperature. Daytime highs average 10 °C (50 °F), and night temperatures average at 3 °C (38 °F). A wet day count of 15 days indicates that rain remains a common companion, although sunnier spells are more frequent with 3 hours of sunlight on average.
April weather
April brings spring in full swing to Dundalk with average daytime highs reaching 12 °C (54 °F). The night time cooling settles at an average of 5 °C (40 °F). Pleasantly, April boasts the longest sun hours thus far, averaging 5 hours, and rain shows up on about 12 days.
May weather
May in Dundalk showcases further warming with average daytime temperatures at 15 °C (60 °F). Nights are more comfortable as well, averaging 7 °C (44 °F). Although May is generally regarded as one of the drier months, rain isn't unusual, visiting on about 13 days. Dundalk enjoys its peak of sunshine in May, boasting an average of 6 hours per day.
June weather
June in Dundalk heralds the beginning of summer with higher temperatures, showing a daytime average of 18 °C (64 °F). The nights are quite mild at an average of 10 °C (49 °F). June also has a relatively high wet day count, with about 13 days, and it receives an average of 5 hours of sunshine per day.
July weather
Dundalk in July enjoys the warmest weather of the year, with an average high of 20 °C (67 °F) during the day and settling at a mild 12 °C (53 °F) at night. The city sees frequent light showers although it's the month with the least amount of rainfall, an average of 72 mm (2.84 in), falling over 14 days.
August weather
Even in August, Dundalk maintains a pleasant warmth during the day with an average temperature of 19 °C (67 °F) and nights remaining congenial at 12 °C (53 °F). Rainfall continues to be a regular feature with precipitation occurring on 14 days, accompanied by an average of 5 hours of sunlight each day.
September weather
September in Dundalk begins to show signs of autumn with a decline in average daily temperatures to 17 °C (62 °F) and average nighttime temperatures to 10 °C (49 °F). The sun's presence is reduced to an average of 4 hours of sunlight per day, and wet days tally to approximately 13 days.
October weather
October in Dundalk sees further cooling as average daytime temperatures drop to 13 °C (56 °F), with chilly nights at around 7 °C (45 °F). The sun makes fewer appearances, shining for approximately 3 hours per day, while wet days are frequent with rain falling on an average of 15 days.
November weather
As November ushers in the late fall, Dundalk's average daytime temperatures stay at about 10 °C (50 °F) while nights get cooler with an average low of 4 °C (40 °F). The sun’s exposure decreases further to about 2 hours per day, and rainfall is still common with 15 days on average being wet.
December weather
Entering December, Dundalk faces the onset of winter with average daytime temperatures dipping to 8 °C (46 °F). Nighttime cold prevails with an average low of 2 °C (36 °F), and typically, skies are mostly overcast with only 1 hour of sunlight per day. Rain falls on average 16 days during the month.
FAQs
Will I need a heavy coat in Dundalk during January?
Indeed, a heavy coat will be quite necessary in Dundalk for January. With daytime highs around 8 °C (46 °F) and night lows averaging 2 °C (36 °F), you'll want to keep warm and cozy.
Is it common to see sun in February in Dundalk?
Clear skies are a bit more common in February than January, with Dundalk enjoying an average of 2 hours of sunshine daily. However, it's still important to be prepared for many overcast days.
What is the typical rainfall amount during March in Dundalk?
March sees an average rainfall of 89 mm (3.49 in). You can expect many days to be damp, which is typical for Dundalk this time of year.
Does April in Dundalk offer more sunny days compared to previous months?
Certainly, April in Dundalk does offer more sunny days, with about 5 hours of clear skies per day on average, marking a cheerful increase compared to the winter months.
Are the days typically long and sunny in May in Dundalk?
Yes, days in May are notably longer and sunnier with Dundalk enjoying up to 6 hours of sunshine daily. The days are generally pleasant and inviting for outdoor activities.
How often can I expect rain in Dundalk during the month of June?
Rain can be expected fairly frequently in June with about 13 days of precipitation, typical of Ireland's weather pattern.
Is July the warmest month in Dundalk?
Yes, July is indeed the warmest month in Dundalk, perfect for enjoying the green landscapes with daytime temperatures averaging 20 °C (67 °F).
Are there many rainy days in Dundalk in August?
August still has its fair share of rainy days, with precipitation expected on roughly 14 days, so keeping a raincoat handy would be wise.
Does the amount of sunshine decrease significantly in Dundalk during September?
With autumn's arrival, there is a notable decrease in sunshine hours. Dundalk averages 4 hours of sunlight per day during September.
Will I experience many rainy days if I visit Dundalk in October?
Yes, October does bring with it several rainy days. Expect precipitation on an average of 15 days throughout the month.
How cold does it get in Dundalk at night in November?
Nights in Dundalk can be quite cool in November as the average low temperatures reach about 4 °C (40 °F).
As winter sets in, how does the weather change in Dundalk during December?
Winter's arrival means colder days with December experiencing an average of 8 °C (46 °F) during the day and a rather chilly 2 °C (36 °F) at night, coupled with limited sunshine averaging just over an hour per day.
We make the most from 40 years of historical weather data to predict the best weather conditions.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.