Portumna Weather in May
May in Portumna averages 16°C (61°F) during the day and 8°C (46°F) at night. Quite a bit of rainfall is typical this month, with around 78 mm (3.1 in) on average. An umbrella is a good idea.
Rainfall in Portumna in May
Historically, May sees about 18 days of rain, with a monthly average of 78 mm (3.1 in). Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.
Temperature in Portumna in May
Daytime temperatures in Portumna reach 16°C (61°F) in May, dropping to 8°C (46°F) at night. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights fall to 8°C (46°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.
Sunshine in Portumna in May
The city usually sees around 182 hours of sunlight, indicating a moderately sunny period.Our weather planner can help you find worldwide destinations with pleasant weather during this period. July typically offers the best weather for Portumna.
Portumna Temperature in May
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Portumna Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Portumna - and find the best time to visit.
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 →
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 Portumna in May
For Portumna in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. Sunglasses could come in handy during the sunnier parts of your trip.
What To Do in Portumna in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming5/10 -
Cycling6/10 -
Walking6/10 -
Barbeque6/10 -
Camping4/10 -
Outdoor sports9/10
Portumna 3-Day Forecast
Temperature Rainfall Sunshine Humidity
See the full Portumna climate overview or explore weather in Ireland.
Popular in May
Where to go in May - average daytime high across popular destinations.
Galway
16°C (61°F) Kilkenny
16°C (61°F) Westport16°C (61°F) Kenmare
16°C (61°F) Killarney16°C (61°F) Dublin16°C (61°F) Cork
15°C (59°F) Doolin15°C (59°F) 
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