Weather in Galway in September
The weather in Galway in September is fickle, ranging from cold to pleasant. Temperatures are between 9 and 17 degrees and there are about 19 days of rain, so it is advised to prepare for both warm and chilly conditions.
Avg Temp
9° - 17°
Avg Rainy Days
19
Avg Dry Days
11
Avg Snow Days
0
Weather Facts - Galway in September
* The warmest temperature recorded in in September is 25°C
* The coldest temperature recorded in Galway in September is 0°C
* The average rainfall in Galway in September is 86 mm