- Save up to 50% on last minute summer holidays
- Book villas in France, Greece, Italy, Spain & Portugal
- Stay at luxury accommodation from villas to chateaux
Killarney weather in September 2020
Get the latest coronavirus (COVID-19) updates for Ireland with current travel advice, statistics and online resources.
- 1616°C max day temperature
- 1919 days with some rainfall
- 1010°C min night temperature
- 1313 hours of daylight per day
- 0No heat & humidity
- 117117 mm of monthly rainfall
- 44 (Moderate) UV index
The September weather guide for Killarney, Ireland 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.
Killarney holiday rentals
Find holiday rentals in Killarney, County Kerry, Ireland including holiday homes, self-catering accommodation, B&Bs, shared space, home swaps and short-term lets.
Killarney camping & hostels
Looking for camping holidays in Killarney, County Kerry, Ireland? Browse hostels and campsites for camping, glamping, yurts, cabins, tree houses, youth hostels and caravan parks.
UK & Ireland holidays
How warm is it in Killarney in September?
Daytime temperatures usually reach 16°C in Killarney in September, falling to 10°C at night.
How sunny is it in Killarney in September?
There are normally 4 hours of bright sunshine each day in Killarney in September - that's 29% of daylight hours.
Does it rain in Killarney in September?
There are usually 19 days with some rain in Killarney in September and the average monthly rainfall is 117mm.
Killarney sunrise & sunset times for September 2020
Browse the sunrise & sunset times for Killarney in September 2020. Select a month to view Killarney sunrise & sunset times for the next twelve months.
|Date||Sunrise times||Sunset times|
|Tuesday, 1st September 2020||06:50||20:24|
|Tuesday, 15th September 2020||07:13||19:52|
|Wednesday, 30th September 2020||07:38||19:17|
- Save on holiday cottages in Ireland in 2020/2021
- Browse special offers on holiday cottages & holiday homes
- Includes two week deals, discount offers & more
Metric (°C / mm) | Imperial (°F / inches)
Discover more about Ireland
Where is hot in Ireland in September for 2020/2021?
Below are average maximum temperatures at popular destinations in Ireland in September. Select a destination to see more weather parameters.
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Popular travel offers
*affiliate links: find out how we are funded and why this helps us remain free to use.