Antrim County Weather in May

Average temperatures, rainfall, sunshine and the best places to visit in Antrim County, the United Kingdom in May.

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Belfast Portrush Bushmills Cushendall

Planning a trip to Antrim County, the United Kingdom this May? Here's what you need to know about the weather:

What to Expect in Antrim County in May

Antrim County, the United Kingdom is a region in the United Kingdom. May in Antrim County generally has mild temperatures, with moderate precipitation.

Temperatures

The average maximum temperatures are mild and range from 12°C (54°F) in Ballintoy to 16°C (61°F) in Aghalee. Nighttime temperatures generally drop to 8°C (46°F) in Aghalee and 9°C (48°F) in Ballintoy.

To learn more about the conditions in specific areas of Antrim County, the United Kingdom, check out the map below.

Precipitation

In May, precipitation varies across different areas. From moderate rainfall in Ballintoy with an average of 73 mm (2.9 in) to moderate rainfall in Ballymoney with 83 mm (3.3 in).

Average sunshine

Sunshine amounts are decent in most places. Belfast gets approximately 184 hours of sunlight in May, offering a reasonable amount of both bright and cloudy periods. Curious about sunnier destinations? Our weather planner makes it easy to find places worldwide with pleasant weather.

Explore Antrim County by month

Pick a month to see the average temperature, rainfall and sunshine in Antrim County — and find the best time to visit. (based on Belfast)

January9°C (48°F) February9°C (48°F) March10°C (50°F) April12°C (54°F) May15°C (59°F) June17°C (63°F) This monthJuly19°C (66°F) August19°C (66°F) September17°C (63°F) October14°C (57°F) November11°C (52°F) December9°C (48°F)
Best Time to Visit Antrim County →

Best Places to Visit in Antrim County in May

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

Conditions Temperatures Precipitation
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 Antrim County

What is the weather like in May for some of the most popular destinations in Antrim County, the United Kingdom?

Temperature range in Antrim County (May)

Precipitation variation in Antrim County (May)

Belfast

In May Belfast generally has moderate temperatures with maximum daytime temperatures around 15°C (59°F), minimum nighttime temperatures around 8°C (46°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

« April
May
June »
April
May
June
Max temperature
12°C (54°F)
15°C (59°F)
17°C (63°F)
Min temperature
6°C (43°F)
8°C (46°F)
11°C (52°F)
Monthly sun hours
154 hours
184 hours
170 hours
Monthly rainfall
75 mm (3 in)
77 mm (3 in)
87 mm (3.4 in)
Monthly rainy days
15 days
16 days
15 days
Weather conditions
unpleasant
tolerable
tolerable
Climate in Belfast →

Portrush

In May Portrush generally has moderate temperatures with maximum daytime temperatures around 13°C (55°F), minimum nighttime temperatures around 9°C (48°F) and moderate monthly rainfall. So on average the conditions are unpleasant that month.

« April
May
June »
April
May
June
Max temperature
11°C (52°F)
13°C (55°F)
14°C (57°F)
Min temperature
7°C (45°F)
9°C (48°F)
11°C (52°F)
Monthly sun hours
156 hours
203 hours
160 hours
Monthly rainfall
86 mm (3.4 in)
78 mm (3.1 in)
96 mm (3.8 in)
Monthly rainy days
17 days
17 days
17 days
Weather conditions
unpleasant
unpleasant
tolerable
Climate in Portrush →

Bushmills

In May Bushmills generally has moderate temperatures with maximum daytime temperatures around 12°C (54°F), minimum nighttime temperatures around 9°C (48°F) and moderate monthly rainfall. So on average the conditions are unpleasant that month.

« April
May
June »
April
May
June
Max temperature
11°C (52°F)
12°C (54°F)
14°C (57°F)
Min temperature
7°C (45°F)
9°C (48°F)
11°C (52°F)
Monthly sun hours
156 hours
203 hours
160 hours
Monthly rainfall
84 mm (3.3 in)
75 mm (3 in)
93 mm (3.7 in)
Monthly rainy days
16 days
17 days
17 days
Weather conditions
unpleasant
unpleasant
tolerable
Climate in Bushmills →

Cushendall

In May Cushendall generally has moderate temperatures with maximum daytime temperatures around 14°C (57°F), minimum nighttime temperatures around 8°C (46°F) and moderate monthly rainfall. So on average the conditions are tolerable that month.

« April
May
June »
April
May
June
Max temperature
11°C (52°F)
14°C (57°F)
16°C (61°F)
Min temperature
6°C (43°F)
8°C (46°F)
10°C (50°F)
Monthly sun hours
154 hours
184 hours
170 hours
Monthly rainfall
79 mm (3.1 in)
76 mm (3 in)
92 mm (3.6 in)
Monthly rainy days
17 days
17 days
17 days
Weather conditions
unpleasant
tolerable
tolerable
Climate in Cushendall →

Ballycastle

In May Ballycastle generally has moderate temperatures with maximum daytime temperatures around 12°C (54°F), minimum nighttime temperatures around 8°C (46°F) and moderate monthly rainfall. So on average the conditions are unpleasant that month.

« April
May
June »
April
May
June
Max temperature
10°C (50°F)
12°C (54°F)
14°C (57°F)
Min temperature
7°C (45°F)
8°C (46°F)
11°C (52°F)
Monthly sun hours
154 hours
184 hours
170 hours
Monthly rainfall
82 mm (3.2 in)
74 mm (2.9 in)
91 mm (3.6 in)
Monthly rainy days
17 days
17 days
17 days
Weather conditions
poor
unpleasant
tolerable
Climate in Ballycastle →

Is your destination not in the list? Have a look at all destinations in Antrim County, in the United Kingdom.

Popular cities in May

Day & night temperatures, rainfall and average weather in Antrim County in May.

City Weather Day temp Night temp Rainfall
Belfast 15°C (59°F) 8°C (46°F) 77 mm (3 in)
Portrush 13°C (55°F) 9°C (48°F) 78 mm (3.1 in)
Bushmills 12°C (54°F) 9°C (48°F) 75 mm (3 in)
Cushendall 14°C (57°F) 8°C (46°F) 76 mm (3 in)
Ballycastle 12°C (54°F) 8°C (46°F) 74 mm (2.9 in)
Ballymoney 14°C (57°F) 8°C (46°F) 83 mm (3.3 in)

Antrim County weather in May: frequently asked questions

What is the weather like in Antrim County, the United Kingdom in May?

Expect tolerable weather across Antrim County, the United Kingdom in May. The popular destination of Belfast averages 15°C (59°F) by day and 8°C (46°F) at night during this month.

What is the average temperature in Antrim County, the United Kingdom in May?

Average temperatures in Antrim County, the United Kingdom during May range from a nighttime low near 8°C (46°F) to a daytime high around 15°C (59°F) in Belfast.

Does Antrim County, the United Kingdom get a lot of rain in May?

May is on the drier side in Antrim County, the United Kingdom. Belfast averages only about 77 mm (3 in), with most days staying dry.

Is May a Good Time to Visit Antrim County, the United Kingdom?

In our opinion, May is a good time to visit Antrim County, the United Kingdom with overall tolerable weather in Belfast. However, the weather conditions may vary depending on your destination.

Generally speaking, July and August provide pleasant weather in Belfast. On the other hand, the weather in January, February, March and December tend to be poor.

Interested in more climate information?

We have much more information about the climate in Antrim County.

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

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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