Weather in September 2025

Carlow weather in September 2025

The temperatures in Carlow in September are quite cold with temperatures between 8°C and 16°C, warm clothes are a must.

You can expect about 3 to 8 days of rain in Carlow during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.

Our weather forecast can give you a great sense of what weather to expect in Carlow in September 2025.

If you’re planning to visit Carlow in the near future, we highly recommend that you review the 14 day weather forecast for Carlow before you arrive.

Temperatures
Temperatures
16° / 8°
Rainy Days
Rainy Days
5
Snowy Days
Snowy Days
0
Dry Days
Dry Days
25
Rainfall
Rainfall
56
mm
7.3
Sun Hours
7.3
Hrs

Carlow annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January 7° / 1° 7 21 3 68 mm
Awful
February 8° / 1° 7 18 3 61 mm
Awful
March 10° / 2° 6 23 3 52 mm
Bad
April 12° / 3° 5 24 0 51 mm
Ok
May 14° / 6° 5 26 0 61 mm
Good
June 17° / 8° 6 24 0 74 mm
Good
July 18° / 10° 6 25 0 70 mm
Good
August 18° / 10° 6 25 0 73 mm
Good
September 16° / 8° 5 25 0 56 mm
Good
October 13° / 6° 6 25 0 72 mm
Ok
November 9° / 3° 7 22 0 83 mm
Bad
December 7° / 2° 7 22 2 71 mm
Awful
Temperatures in Carlow in September
Rain in Carlow in September

Weather in Carlow in September - FAQ

What is the average temperature in Carlow in September?
The average temperature in Carlow in September is 8/16° C.
What is the chance of rain in Carlow in September?
On average, there are 5 rainy days in Carlow during September.
Weather wise, is September a good time to visit Carlow?
The weather in Carlow in September is good.
Can it snow in Carlow in September?
On average, there are 0 snowy days in Carlow in September.
More about the weather in Carlow