Limerick weather in September 2026

Expect daytime maximum temperatures of 63°F in Limerick, Ireland in September based on long-term weather averages. There are 4 hours of sunshine per day on average with 18 days with some rainfall and typically 3.5 inches of rainfall in the month.

  • 63°F maximum daytime temperature in September in Limerick63
    63°F max day temperature
  • 4 hours of sunshine per day
  • 18 days with some rainfall in September in Limerick18
    18 days with some rainfall
  • 50°F minimum night-time temperature in September in Limerick50
    50°F min night temperature
  • 13 hours of daylight per day in September in Limerick13
    13 hours of daylight per day
  • No heat & humidity in September in Limerick0
    No heat & humidity
  • 3.5 inches monthly rainfall in September in Limerick3.5
    3.5 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in September in Limerick4
    4 (Moderate) UV index

More about Limerick

Limerick by month

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

Recommended for Ireland

Wowcher: Spa getaway deals in 2025/2026

  • Book a spa break for less with Wowcher
  • Filter deals by location, price & more
  • Enjoy day passes, stays & extra perks
Go to Wowcher deal >>

View all Wowcher offers

The September weather guide for Ireland (Limerick) 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 Limerick in September?

Daytime temperatures usually reach 63°F in Limerick in September, falling to 50°F at night.

How sunny is it in Limerick in September?

There are normally 4 hours of bright sunshine each day in Limerick in September - that's 33% of daylight hours.

How warm is the sea around Limerick in September?

The average sea temperature around Limerick in September is 57°F.

Does it rain in Limerick in September?

There are usually 15 days with some rain in Limerick in September and the average monthly rainfall is 2.5 inches.

Limerick September sunrise & sunset times

Browse the sunrise and sunset times for Limerick in September 2026. Select a month to view Limerick sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2026 05:45 19:23
Tuesday, 15th September 2026 06:08 18:50
Wednesday, 30th September 2026 06:34 18:14

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^