September Rainfall and Precipitation in Ireland
Monthly rainfall totals, rainy days and the driest cities across Ireland in September.
Select a Month
Check the conditions for any month of the year.
Best Places to Visit in Ireland in September
Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Ireland.
Monthly precipitation
0 mm (0 in) dry → 150 mm (5.9 in) wet
Marker color shows total monthly precipitation in September: pale blue is dry, deep blue is wet.
Ireland precipitation in September: frequently asked questions
How much rainfall does Ireland receive in September?
Rainfall in Dublin during September is on the lighter side, averaging about 74 mm (2.9 in). Expect predominantly dry weather punctuated by short showers.
How many days does it rain in Ireland in September?
Expect around 15 days rainy days in Dublin during September.
Is September part of the rainy season in Ireland?
No. September sits outside the typical rainy season in Ireland, so you can expect drier conditions overall.
What is the wettest city in September in Ireland?
Based on our records, Kincasslagh receives the most rainfall in Ireland in September, averaging about 144 mm (5.7 in).
What is the driest city in September in Ireland?
Kilkenny is the driest city we have data for in Ireland in September, with monthly rainfall close to 69 mm (2.7 in).
Interested in more climate information?
We have much more information about the climate in Ireland.
Weather and climate has detailed information for every country in the world. Are you going to Ireland? Get detailed historical weather averages for many cities in Ireland.
Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Go to Dingle in Ireland
Dolphins, Whales and breathtaking views. The colorful fishing village Dingle in Ireland has it all and this town is a must for your bucket list.
An Irish adventure like no other in Killarney National Park
Head down to the South West part of the country, County Kerry, to the small town of Killarney. If you want to experience what Ireland is really all about
Horseback riding in Ireland
Ireland is the most ideal place in the world for horseback riding. Combine this with the most hospitable people you will ever encounter and you have an unforgettable dream trip to add to your bucket list.