Search Menu

Normal weather in Ireland in September

The weather in Ireland in September has an average temperature of around 17°C during the day. On average, September sees 54 mm of rain in Ireland. The wind speed is 4 Beaufort and mainly comes from South.

After August, September in Ireland starts with a temperature of 18°C and ends around October at 15°C.

September averages for Ireland

Temperature Average temperature
17°C
Sun Highest daytime temperature
19°C
Sun Lowest daytime temperature
15°C
Rain Total rainfall
54 mm
Rain Rainy days
18 days

ModerateStarStarStar

September in Ireland is mild, but you can expect rainy days ... more

Dana Lauwen

Temperature per day in September in Ireland

This graph shows the average daily maximum temperatures in September in Ireland, indicated in degrees Celsius.

Temperature per day in September in Ireland

Rainfall per day in September in Ireland

This graph shows the average daily rainfall in September in Ireland, indicated in millimeters.

Rainfall per day in September in Ireland

UV index per day in September in Ireland

This graph shows the average daily UV index in September in Ireland.

UV index per day in September in Ireland

Yearly temperature in September in Ireland

This graph shows the average yearly temperature in September in Ireland, measured in degrees Celsius, over the past years.

Yearly temperature in September in Ireland

Yearly total rainfall in September in Ireland

This graph shows the average yearly rainfall in millimeters in September in Ireland, over the past years.

Rainfall per year in September in Ireland

Average daily weather in September

Click on a day to get more information about the average weather on that day.

weather
max/min
rain
wind
uv
showers-day
18° 11°
0,6 mm
Z 3
5
showers-day
18° 11°
1,9 mm
Z 3
4
rain
18° 11°
2,3 mm
Z 4
4
showers-day
19° 11°
0,5 mm
ZW 4
4
showers-day
19° 11°
1,2 mm
ZW 4
4
showers-day
18° 12°
1,0 mm
Z 3
4
showers-day
19° 12°
1,1 mm
ZO 3
4
showers-day
19° 12°
1,4 mm
Z 3
4
showers-day
19° 11°
1,7 mm
ZW 4
4
showers-day
18° 11°
0,7 mm
Z 4
4
rain
17° 12°
2,3 mm
ZW 4
4
rain
17° 10°
2,3 mm
ZW 4
3
showers-day
17°
1,4 mm
Z 3
4
showers-day
17° 11°
1,5 mm
ZW 3
4
showers-day
17° 11°
1,2 mm
ZW 3
3
showers-day
17°
0,9 mm
Z 3
4
showers-day
18°
1,0 mm
ZO 3
4
showers-day
17°
1,2 mm
Z 3
5
showers-day
17° 10°
1,8 mm
Z 4
4
rain
17° 10°
4,6 mm
Z 4
4
rain
17°
2,2 mm
Z 4
4
showers-day
16°
1,2 mm
ZW 4
3
showers-day
16°
0,8 mm
ZW 4
4
rain
16° 10°
3,0 mm
Z 4
3
showers-day
17°
0,5 mm
ZW 4
4
showers-day
16°
1,9 mm
ZW 4
4
rain
16°
3,9 mm
ZW 4
3
showers-day
16°
1,8 mm
Z 4
4
rain
16°
2,4 mm
ZW 4
4
rain
15°
5,4 mm
Z 4
3

Experiences with the weather in September in Ireland

The weather in September in Ireland is rated 3 out of 5 stars by 1 visitor.

Write your own review
Weather Experience: Moderate StarStarStar

September in Ireland is mild, but you can expect rainy days and scant sunshine. The temperature hovers around 15 degrees. Not ideal for sun worshippers but ideal for nature lovers.— This text has been automatically translated into English

Have you ever been to Ireland in September?

Share your experiences with the weather in September in Ireland.

Your email will not be displayed in the review and will not be shared with third parties.

Average weather in Ireland by month

Click on a month below to see in detail how the weather typically is in Ireland and what to expect. Based on the historical weather data of Ireland, you can view the average temperature, rainfall, wind, and UV index for each day of the month.