Mountshannon Weather in September

Thinking of visiting Mountshannon in September? Expect moderate temperatures reaching 18°C (64°F) during the day, dropping to 10°C (50°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Mountshannon in September

Past climate data indicates that roughly 18 days will see rain, totalling around 86 mm (3.4 in) for the month. Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.

Temperature in Mountshannon in September

In September, Mountshannon gets moderate temperatures, with highs of 18°C (64°F). Nights cool to around 10°C (50°F). The difference between afternoon and evening temperatures is usually noticeable. Nights fall to 10°C (50°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Mountshannon in September

With about 116 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

Should you favor a climate that's both dry and comfortably warm, July typically offers the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Ireland, check out our Mountshannon's climate page.

Mountshannon Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 61%  

Precipitation 86 mm (3.4 in)  

Rainy days 18 days  

Humidity 70% *  

Sunshine 116 hours *  

Percentage Sunshine *  

* Data from: Limerick, Ireland (32 KM, 20 Miles).

What to Wear in Mountshannon in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Mountshannon in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Ireland, check out our Mountshannon's climate page.

More climate data for Mountshannon

Temperature Rainfall Sunshine Humidity

See the full Mountshannon climate overview or explore weather in Ireland.