Best time to visit Castlebar

Find the best time to visit Castlebar and plan your perfect trip in 2024/2025. Get holiday inspiration, weather guides, travel advice and find great deals.

Castlebar by month

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

Recommended for Ireland

Fred Olsen: Top offers on Ireland cruises

  • Browse offers on Fred Olsen cruises to Ireland
  • Book cruises in 2025/2026 online with Fred Olsen
  • Filter cruise deals by destination, duration, port & more
Go to Fred Olsen deal >>

View all Fred Olsen offers

Save on holidays in 2022/2023 with TUI Ireland

When is the best time to visit Castlebar?

The best time to visit Castlebar is July and August based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

Change criteria

Max Day Temperature (°C)

  • 7°C maximum daytime temperature in January in Castlebar7
    Jan
  • 8°C maximum daytime temperature in February in Castlebar8
    Feb
  • 9°C maximum daytime temperature in March in Castlebar9
    Mar
  • 12°C maximum daytime temperature in April in Castlebar12
    Apr
  • 14°C maximum daytime temperature in May in Castlebar14
    May
  • 17°C maximum daytime temperature in June in Castlebar17
    Jun
  • 18°C maximum daytime temperature in July in Castlebar18
    Jul
  • 18°C maximum daytime temperature in August in Castlebar18
    Aug
  • 16°C maximum daytime temperature in September in Castlebar16
    Sep
  • 13°C maximum daytime temperature in October in Castlebar13
    Oct
  • 10°C maximum daytime temperature in November in Castlebar10
    Nov
  • 8°C maximum daytime temperature in December in Castlebar8
    Dec

Hours of Sunshine (daily)

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

Which is the hottest month in Castlebar?

The hottest time of year in Castlebar is normally July. Expect maximum daytime temperatures to reach 18°C.

Which month has the most rain in Castlebar?

In terms of rainfall, November is usually the wettest month in Castlebar with 134mm on average. There are normally 23 days in November with some rain.

When is it sunniest in Castlebar?

The sunniest time of year in Castlebar is normally May with bright sunshine on average for 34% of daylight hours; that's 5 hours of sunshine per day.

Best time to visit

The weather guide for Ireland (Castlebar) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

Ireland travel features

Do you want to learn more about Ireland? Read our latest features covering travel tips and insider destination guides on where to go and what to do in Ireland.

Back to top

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Back to Holiday Weather Top ^