Killaloe weather in September 2025

Expect 63°F daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Killaloe in September. Check more long-term weather averages for Killaloe in September before you book your next holiday to Ireland in 2025/2026.

  • 63°F maximum daytime temperature in September in Killaloe63
    63°F max day temperature
  • 4 hours of sunshine per day
  • 18 days with some rainfall in September in Killaloe18
    18 days with some rainfall
  • 48°F minimum night-time temperature in September in Killaloe48
    48°F min night temperature
  • 13 hours of daylight per day in September in Killaloe13
    13 hours of daylight per day
  • No heat & humidity in September in Killaloe0
    No heat & humidity
  • 3.9 inches monthly rainfall in September in Killaloe3.9
    3.9 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in September in Killaloe4
    4 (Moderate) UV index

More about Killaloe

Killaloe by month

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

Recommended for Ireland

Avalon Waterways: Top deals on 2025 river cruises

  • Book early & save on 2025 river cruises with Avalon Waterways
  • Filter deals by promotion, month, destination & more
  • Travel between 1st Jan & 31st Dec 2025 (inclusive)
Go to Avalon Waterways deal >>

Expires at 23:59 on Wednesday 31st Dec 2025 · View all Avalon Waterways offers

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

Daytime temperatures usually reach 63°F in Killaloe in September, falling to 48°F at night.

How sunny is it in Killaloe in September?

There are normally 4 hours of bright sunshine each day in Killaloe in September - that's 29% of daylight hours.

Does it rain in Killaloe in September?

There are usually 18 days with some rain in Killaloe in September and the average monthly rainfall is 3.9 inches.

Killaloe September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:44 19:22
Monday, 15th September 2025 06:08 18:49
Tuesday, 30th September 2025 06:34 18:13

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^