Bunratty Weather in September
September in Bunratty brings moderate temperatures around 18°C (64°F) during the day, dropping to 10°C (50°F) at night, with quite a bit of rainfall expected, averaging around 86 mm (3.4 in) for the month.
Rainfall in Bunratty in September
Typically around 18 days of rainfall are expected, averaging 86 mm (3.4 in) for the month. With rain spread across many days but low totals, showers are typically short and light rather than heavy.
Temperature in Bunratty in September
Daytime highs in Bunratty in September reach 18°C (64°F), with nights around 10°C (50°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With overnight lows of 10°C (50°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Bunratty in September
The month experiences a moderate amount of sunlight, with 116 hours of sunshine. This provides a nice balance between sunshine and clouds.If your ideal day consists of dry skies and pleasant temperatures, July typically offers the best circumstances for Bunratty.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Ireland, check out our Bunratty's climate page.
Bunratty Temperature in September
Min Temperature
10°C (50°F)
Max Temperature
18°C (64°F)
Chance of Rain
60%
Precipitation
86 mm (3.4 in)
Rainy days
18 days
Humidity
70% *
Sunshine
116 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Bunratty typically stay consistent throughout September, with daily highs averaging around 18°C (64°F). Nights are cool, with lows typically ranging from 10°C (50°F) to 12°C (54°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Bunratty in September
Browse day-by-day weather records for Bunratty spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Bunratty historical weather extremes in September
Our historical data for Bunratty spans 1976 to 2025, revealing these weather extremes.
- The warmest day in September was on September 7, 2021, with a maximum of 28°C (82°F).
- The lowest daytime temperature in September was 11°C (52°F), recorded on September 20, 2018.
- Nighttime temperatures dropped to 2°C (36°F) on September 27, 2007, marking the coldest September night on record.
Best Places in Ireland in September
Find out more about the weather in Ireland and which places have the best travel conditions in this month. See all of Ireland in September →
perfect weather
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tolerable
unpleasant
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What to Wear in Bunratty in September
Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Bunratty in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Ireland, check out our Bunratty's climate page.
Temperature Rainfall Sunshine Humidity
See the full Bunratty climate overview or explore weather in Ireland.
