Munster (Cork)
September
Weather in Munster for September 2025
Your guide to Munster weather in September - trends and predictions
Until now, September 2025 in Munster is slightly cooler than the historical average by -1.5 °C.
Expect cooler weather in the next days in Munster with the forecast suggesting a temperature of 14.9 °C, lower than the historical average.
In general, the average temperature in Munster at the beginning of September is 18.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 15 °C by the end of September.
Munster in September brings notable rainfall, with an average of 18 rainy days and a total precipitation of 115.4 mm.
Temperatures
Rain 🌧️
12
Dry days
18
Rainy days
0
Snow days
17°/10°
Temperatures
23 km/h
Avg max wind
83 %
Avg humidity
Munster Weather September
Move between months or click on a day
What’s the Weather Like in Munster This September?
Discover the average temperatures and weather trends across Munster’s cities this September.
Temperatures trend during September in Munster
See the weather trend as well as the moving average line
September weather in Munster day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 18° /11° | 2.7 mm | 4 | |
| 2 Sept. | Patchy rain possible | 18° /10° | 1 mm | 5 | |
| 3 Sept. |  Overcast | 19° /9° | 4.3 mm | 4 | |
| 4 Sept. |  Sunny | 18° /8° | 0.8 mm | 4 | |
| 5 Sept. | Patchy rain possible | 18° /9° | 3.8 mm | 4 | |
| 6 Sept. |  Mist | 20° /13° | 2.3 mm | 5 | |
| 7 Sept. | Patchy rain possible | 19° /11° | 1.6 mm | 4 | |
| 8 Sept. | Patchy rain possible | 20° /11° | 0.8 mm | 5 | |
| 9 Sept. |  Partly cloudy | 21° /11° | 3.8 mm | 5 | |
| 10 Sept. |  Moderate or heavy rain shower | 18° /12° | 4 mm | 4 | |
| 11 Sept. | Light rain shower | 15° /8° | 3.9 mm | 3 | |
| 12 Sept. | Partly cloudy | 15° /6° | 3.3 mm | 4 | |
| 13 Sept. | Overcast | 14° /5° | 0.5 mm | 3 | |
| 14 Sept. |  Moderate rain | 17° /9° | 8.5 mm | 4 | |
| 15 Sept. | Patchy rain possible | 16° /11° | 0.3 mm | 0.8 | |
| 16 Sept. | Moderate rain | 16° /9° | 13.2 mm | 0.7 | |
| 17 Sept. | Moderate rain | 18° /12° | 5.7 mm | 0.2 | |
| 18 Sept. | Moderate rain | 17° /13° | 5.9 mm | 0.2 | |
| 19 Sept. | Patchy rain possible | 17° /11° | 2.4 mm | 0.3 | |
| 20 Sept. | Moderate rain | 15° /8° | 17.5 mm | 3 | |
| 21 Sept. | Patchy rain possible | 8° /6° | 1.9 mm | 2 | |
| 22 Sept. | Overcast | 12° /8° | 0.1 mm | 2 | |
| 23 Sept. | Overcast | 15° /9° | 0 mm | 3 | |
| 24 Sept. | Patchy rain possible | 15° /8° | 0.4 mm | 3 | |
| 25 Sept. | Partly cloudy | 14° /5° | 0.1 mm | 4 | |
| 26 Sept. | Patchy rain possible | 15° /6° | 0.1 mm | 3 | |
| 27 Sept. | Patchy rain possible | 16° /10° | 0.2 mm | 3 | |
| 28 Sept. | Partly cloudy | 15° /12° | 0 mm | 4 | |
| 29 Sept. | Mist | 14° /9° | 12.2 mm | 4 | |
| 30 Sept. | Light rain shower | 16° /9° | 11.7 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Munster in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Munster forecast closer to your planned date for the most up-to-date weather information.
Change Month
Munster in September - FAQ
What are the expected maximum and minimum temperatures in Munster during September?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Munster during September?
Significant rainfall exceeding 115.4 mm is expected in Munster during September, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Munster during September?
The average wind speed in Munster during September is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Munster
Explore the daily rainfall trends and prepare for Munsters September weather 💧
UV exposure in Munster during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Provinces in Munster
Select a province for an accurate weather forecast
Top locations in Munster
Select a location for an accurate weather forecast
More Locations Quick links
More Munster weather pages
You are here
Where is Munster?Get accurate weather forecasts for Munster, located at latitude 51.898 and longitude -8.471. Stay updated with localized weather information tailored for Munster.
Found a mistake?
We appreciate your attention to details. Tell us here.