Which is the hottest month in Dundalk?

The hottest time of year in Dundalk is normally July. Expect maximum daytime temperatures to reach 20°C.

Which month has the most rain in Dundalk?

In terms of rainfall, December is usually the wettest month in Dundalk with 87mm on average. There are normally 18 days in December with some rain.

When is it sunniest in Dundalk?

The sunniest time of year in Dundalk is normally May with bright sunshine on average for 36% of daylight hours; that's 6 hours of sunshine per day.

When is the sea warmest in Dundalk?

The sea is usually at its warmest in Dundalk in August when the water temperature reaches 15°C.

Best time to visit Dundalk

Q: When is the best time to visit Dundalk?

The best time to visit Dundalk is July based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

Find the best time to visit Dundalk and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

Dundalk by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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When is the best time to visit Dundalk?

The best time to visit Dundalk is July based on the following average weather conditions.

Maximum daytime temperature = 72 - 86°F [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

0
Jan
0
Feb
0
Mar
1
Apr
1.5
May
2
Jun
2.5
Jul
2
Aug
1
Sep
0
Oct
0
Nov
0
Dec

Change criteria

Max Day Temperature (°F)

46
Jan
46
Feb
50
Mar
54
Apr
59
May
64
Jun
68
Jul
66
Aug
63
Sep
57
Oct
50
Nov
46
Dec

Hours of Sunshine (daily)

2
Jan
2
Feb
3
Mar
5
Apr
6
May
6
Jun
5
Jul
5
Aug
4
Sep
3
Oct
2
Nov
1
Dec