Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
Belfast Weather in May
May in Belfast averages 18°C (64°F) during the day and 7°C (45°F) at night. Quite a bit of rainfall is typical this month, with around 96 mm (3.8 in) on average. An umbrella is a good idea.
Rainfall in Belfast in May
Typically, about 13 days will experience rainfall, with an average of 96 mm (3.8 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Belfast in May
Expect highs of 18°C (64°F) in Belfast in May, with nights dropping to around 7°C (45°F). The difference between afternoon and evening temperatures is usually noticeable. With overnight lows of 7°C (45°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.If you prefer dry days with pleasant temperatures, August and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Belfast Temperature in May
Min Temperature
7°C (45°F)
Max Temperature
18°C (64°F)
Chance of Rain
43%
Precipitation
96 mm (3.8 in)
Rainy days
13 days
Belfast Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Belfast - and find the best time to visit.
Best Places in the United States of America in May
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America 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 Belfast in May
Pleasant temperatures in May mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes.
What To Do in Belfast in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling6/10 -
Walking6/10 -
Camping4/10 -
Outdoor sports9/10
Belfast 3-Day Forecast
More climate data for Belfast
See the full Belfast climate overview or explore weather in the United States of America.
Popular in May
Where to go in May - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Yosemite National Park is definitely worth a visit
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