Portumna Weather in September

September in Portumna sees daytime temperatures around 18°C (64°F) and lows of 10°C (50°F) at night. With around 79 mm (3.1 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Portumna in September

Historically, approximately 18 days this month are expected to have rain, averaging 79 mm (3.1 in). With rain spread across many days but low totals, showers are typically short and light rather than heavy.

Temperature in Portumna in September

September in Portumna brings moderate temperatures, with highs of 18°C (64°F) and nights around 10°C (50°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights cool down to 10°C (50°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Portumna in September

The city usually sees around 116 hours of sunlight, indicating a moderately sunny period.

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

Portumna Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 60%  

Precipitation 79 mm (3.1 in)  

Rainy days 18 days  

Humidity 70% *  

Sunshine 116 hours *  

Percentage Sunshine *  

* Data from: Limerick, Ireland (55 KM, 34 Miles).

What to Wear in Portumna 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. Wet weather is likely, so pack waterproof gear for multiple rainy days. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Portumna 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

8/10

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 Portumna's climate page.

More climate data for Portumna

Temperature Rainfall Sunshine Humidity

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