Antrim
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Antrim Weather in May

Antrim in May sees moderate daytime temperatures of 16°C (61°F) and nighttime lows of 8°C (46°F). Rainfall is fairly high this month at around 77 mm (3 in), so pack a rain jacket to stay dry.

Rainfall in Antrim in May

Rain is expected on roughly 17 days, totalling around 77 mm (3 in) for the month. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.

Temperature in Antrim in May

Daytime temperatures in Antrim reach 16°C (61°F) in May, dropping to 8°C (46°F) at night. The difference between afternoon and evening temperatures is usually noticeable. With lows around 8°C (46°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Antrim in May

The area enjoys a moderate level of sunlight, with around 184 hours. It's a good balance between sunny and cloudy days.

Wind Speed in Antrim in May

Wind speeds average 4 m/s (8 knots) during May. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

Average water temperature in May

With water temperatures around 9°C (48°F), swimming isn't really an option for most visitors. The cold sets in quickly and a wetsuit won't fully solve it.

If your ideal day consists of dry skies and pleasant temperatures, June, July and August typically offer the best circumstances for Antrim.

Antrim Temperature in May

Min Temperature
8°C (46°F)
Max Temperature
16°C (61°F)
Water Temperature
9°C (48°F) *
Chance of Rain
57%
Precipitation
77 mm (3 in)
Rainy days
17 days
Humidity
89% *
Windspeed
4 m/s (8 knots) *
Sunshine
184 hours *
Percentage Sunshine
39% *
* Data from: Belfast, Ireland (6 KM, 4 Miles).

Antrim Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Antrim - and find the best time to visit.

Best Places in the United Kingdom in May

Find out more about the weather in the United Kingdom and which places have the best travel conditions in this month. See all of the United Kingdom in May →

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).

What to Wear in Antrim in May

The weather can swing between comfortable and chilly in May, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Wet weather is likely, so pack waterproof gear for multiple rainy days. With water temperatures around 9°C (48°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Antrim in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    5/10
  • Cycling
    6/10
  • Walking
    6/10
  • Camping
    4/10
  • Outdoor sports
    9/10

Antrim 3-Day Forecast

Popular in May

Where to go in May - average daytime high across popular destinations.

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