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Castlegregory Weather in May

May in Castlegregory sees daytime temperatures around 16°C (61°F) and lows of 9°C (48°F) at night. With around 88 mm (3.5 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Castlegregory in May

This month experiences about 19 days of rain according to historical data, averaging 88 mm (3.5 in). Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.

Temperature in Castlegregory in May

Daytime temperatures in Castlegregory reach 16°C (61°F) in May, dropping to 9°C (48°F) at night. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With lows around 9°C (48°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Castlegregory in May

The area enjoys a balanced 180 hours of sunlight, ensuring it's neither too overcast nor too sunny.

Should you favor a climate that's both dry and comfortably warm, June, July and September typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit Ireland, check out our Castlegregory's climate page.

Castlegregory Temperature in May

Min TemperatureMin Temperature 9°C (48°F)  
Max TemperatureMax Temperature 16°C (61°F)  
Chance of RainChance of Rain 62%  
PrecipitationPrecipitation 88 mm (3.5 in)  
Rainy daysRainy days 19 days  
HumidityHumidity 73% *  
SunshineSunshine 180 hours *  
Percentage SunshinePercentage Sunshine 42% *  
* Data from: Valentia, Ireland (39 KM, 24 Miles).

Best Places in Ireland in May

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

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Legend 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 Castlegregory 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. Expect heavy rainfall, so bring good rain protection and waterproof bags. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Castlegregory 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

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Ireland, check out our Castlegregory's climate page.

More climate data for Castlegregory