Castlebar weather in May 2025

Expect daytime maximum temperatures of 57°F in Castlebar, Ireland in May based on long-term weather averages. There are 5 hours of sunshine per day on average with 19 days with some rainfall and typically 3.1 inches of rainfall in the month.

  • 57°F maximum daytime temperature in May in Castlebar57
    57°F max day temperature
  • 5 hours of sunshine per day
  • 19 days with some rainfall in May in Castlebar19
    19 days with some rainfall
  • 43°F minimum night-time temperature in May in Castlebar43
    43°F min night temperature
  • 16 hours of daylight per day in May in Castlebar16
    16 hours of daylight per day
  • No heat & humidity in May in Castlebar0
    No heat & humidity
  • 3.1 inches monthly rainfall in May in Castlebar3.1
    3.1 inches of monthly rainfall
  • UV (maximum) index 5 (Moderate) in May in Castlebar5
    5 (Moderate) UV index

More about Castlebar

Castlebar by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Ireland

Wowcher: City break deals for 2025/2025

  • Book a city break for less with Wowcher
  • Filter deals by the location, price & more
  • Enjoy experiences, tours & more perks
Go to Wowcher deal >>

View all Wowcher offers

The May weather guide for Ireland (Castlebar) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

Back to top

More about Ireland

How warm is it in Castlebar in May?

Daytime temperatures usually reach 57°F in Castlebar in May, falling to 43°F at night.

How sunny is it in Castlebar in May?

There are normally 5 hours of bright sunshine each day in Castlebar in May - that's 34% of daylight hours.

Does it rain in Castlebar in May?

There are usually 19 days with some rain in Castlebar in May and the average monthly rainfall is 3.1 inches.

Castlebar May sunrise & sunset times

Browse the sunrise and sunset times for Castlebar in May 2025. Select a month to view Castlebar sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:01 20:09
Friday, 16th May 2025 04:33 20:35
Saturday, 31st May 2025 04:14 20:57

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^