Killarney

Ireland Weather in July

Average temperatures, rainfall, sunshine and the best places to visit in Ireland in July.

Planning a trip to Ireland this July? Here's what you need to know about the weather:

What to Expect in Ireland in July

July in Ireland generally has temperatures that range from mild to pleasant, with precipitation levels ranging from moderate to high. July is a summer month.

Temperatures

Based on our climate data spanning from 1990-2020, the average maximum temperature is mild in Greencastle at 16°C (61°F) to pleasant in Slane at 20°C (68°F). Nighttime temperatures generally drop to 13°C (55°F) in Slane and 12°C (54°F) in Greencastle. On average, July is the month with the highest temperature of the year in Ireland.

For a closer look at conditions across Ireland, refer to the map below.

Precipitation

In July, precipitation varies across different areas. From moderate rainfall in Kilmore Quay with an average of 69 mm (2.7 in) to high rainfall in Kincasslagh with 129 mm (5.1 in).

Average sunshine

Sunshine levels are moderate in most locations. Dublin typically sees 166 hours of sunlight, creating comfortable conditions that aren't too bright or too dim. Looking for something sunnier? Our weather planner helps you discover destinations with more reliable sunshine.

Explore Ireland by month

Pick a month to see the average temperature, rainfall and sunshine in Ireland - and find the best time to visit. (based on Dublin)

Best Places to Visit in Ireland in July

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Ireland.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Ireland

What is the weather like in July for some of the most popular destinations in Ireland?

Temperature range in Ireland (July)

Precipitation variation in Ireland (July)

Dublin

In July Dublin generally has pleasant temperatures with maximum daytime temperatures around 20°C (68°F), minimum nighttime temperatures around 13°C (55°F) and moderate monthly rainfall. So on average the conditions are excellent that month.

June
July
August
Max temperature
18°C (64°F)
20°C (68°F)
20°C (68°F)
Min temperature
11°C (52°F)
13°C (55°F)
13°C (55°F)
Monthly sun hours
180 hours
166 hours
157 hours
Monthly rainfall
78 mm (3.1 in)
79 mm (3.1 in)
81 mm (3.2 in)
Monthly rainy days
15 days
14 days
16 days
Weather conditions

Killarney

In July Killarney generally has pleasant temperatures with maximum daytime temperatures around 19°C (66°F), minimum nighttime temperatures around 11°C (52°F) and high monthly rainfall. So on average the conditions are good that month.

June
July
August
Max temperature
18°C (64°F)
19°C (66°F)
19°C (66°F)
Min temperature
9°C (48°F)
11°C (52°F)
11°C (52°F)
Monthly sun hours
160 hours
140 hours
139 hours
Monthly rainfall
96 mm (3.8 in)
101 mm (4 in)
102 mm (4 in)
Monthly rainy days
17 days
16 days
20 days
Weather conditions

Galway

In July Galway generally has pleasant temperatures with maximum daytime temperatures around 20°C (68°F), minimum nighttime temperatures around 12°C (54°F) and moderate monthly rainfall. So on average the conditions are excellent that month.

June
July
August
Max temperature
18°C (64°F)
20°C (68°F)
19°C (66°F)
Min temperature
10°C (50°F)
12°C (54°F)
12°C (54°F)
Monthly sun hours
139 hours
118 hours
118 hours
Monthly rainfall
89 mm (3.5 in)
93 mm (3.7 in)
100 mm (3.9 in)
Monthly rainy days
17 days
16 days
20 days
Weather conditions

Kenmare

In July Kenmare generally has pleasant temperatures with maximum daytime temperatures around 19°C (66°F), minimum nighttime temperatures around 11°C (52°F) and high monthly rainfall. So on average the conditions are good that month.

June
July
August
Max temperature
18°C (64°F)
19°C (66°F)
19°C (66°F)
Min temperature
10°C (50°F)
11°C (52°F)
11°C (52°F)
Monthly sun hours
160 hours
140 hours
139 hours
Monthly rainfall
101 mm (4 in)
106 mm (4.2 in)
107 mm (4.2 in)
Monthly rainy days
17 days
16 days
20 days
Weather conditions

Cork

In July Cork generally has pleasant temperatures with maximum daytime temperatures around 19°C (66°F), minimum nighttime temperatures around 13°C (55°F) and moderate monthly rainfall. So on average the conditions are very good that month.

June
July
August
Max temperature
17°C (63°F)
19°C (66°F)
19°C (66°F)
Min temperature
11°C (52°F)
13°C (55°F)
13°C (55°F)
Monthly sun hours
176 hours
169 hours
160 hours
Monthly rainfall
74 mm (2.9 in)
74 mm (2.9 in)
79 mm (3.1 in)
Monthly rainy days
15 days
14 days
18 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Ireland.

In our records: Ireland July extremes

Notable July records observed across cities in Ireland in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • From our sources, the wettest July day in Ireland brought 366 mm (14 in) in Lahinch on July 11, 2001.

Popular cities in July

Day & night temperatures, rainfall and average weather in Ireland in July.

City Weather Day temp Night temp Rainfall
Dublin 20°C (68°F) 13°C (55°F) 79 mm (3.1 in)
Killarney 19°C (66°F) 11°C (52°F) 101 mm (4 in)
Galway 20°C (68°F) 12°C (54°F) 93 mm (3.7 in)
Cork 19°C (66°F) 13°C (55°F) 74 mm (2.9 in)
Doolin 18°C (64°F) 13°C (55°F) 121 mm (4.8 in)
Rosslare 17°C (63°F) 14°C (57°F) 69 mm (2.7 in)

Ireland weather in July: frequently asked questions

What is the weather like in Ireland in July?

Expect excellent weather across Ireland in July. The popular destination of Dublin averages 20°C (68°F) by day and 13°C (55°F) at night during this summer month.

What is the average temperature in Ireland in July?

Average temperatures in Ireland during July range from a nighttime low near 13°C (55°F) to a daytime high around 20°C (68°F) in Dublin.

Does Ireland get a lot of rain in July?

Rain is generally moderate to light in Ireland during July, with Dublin averaging close to 79 mm (3.1 in).

Is July a Good Time to Visit Ireland?

We believe that July is one of the best times to visit Ireland with overall excellent weather in Dublin. However, the weather conditions may vary depending on your destination.

Generally speaking, the best visiting conditions can be found in July and August offering mostly excellent weather in Dublin. On the other hand, the months of January, February and December tend to have less favorable weather conditions.

Interested in more climate information?

We have much more information about the climate in Ireland.

Weather and climate has detailed information for every country in the world. Are you going to Ireland? Get detailed historical weather averages for many cities in Ireland.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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Need travel inspiration? Check out our bucket list articles and be inspired.