Letterfrack weather in September (Galway County, Ireland)

Is Letterfrack a good destination in September, weather-wise? Check out our in-depth weather guide for this month.

Temperatures

During September, Letterfrack usually has moderate temperatures and high rainfall. Expect daytime highs to reach approximately 17°C, with nighttime lows dipping to around 11°C.

Precipitation

Letterfrack in September usually receives high rainfall, averaging around 118 mm for the month. Past climate data indicates that roughly 21 days will see rain.

Average sunshine

The area experiences limited sunny days, amounting to roughly 93 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.

In case you lean more towards enjoying temperate temperatures and rain-free days May, June, July and August typically offer the most optimal weather. In contrast, January, February, March, November and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Letterfrack climate page with graphs.

 

Letterfrack, monthly averages in September

Min Temperature 11°C  

Max Temperature 17°C  

Chance of Rain 70%  

Precipitation 118 mm  

Rainy days 21 days  

Humidity 83% *  

Sunshine 93 hours *  

Percentage Sunshine 26% *  

Data from: Claremorris, Ireland (66 KM, 41 Miles).

Where to go in Ireland in September

Find out more about the weather in Ireland and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Letterfrack, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Swimming

4/10

Cycling

5/10

Walking

5/10

Camping

6/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Letterfrack.

Our site offers climate and forecast data for every country in the world. Are you going to Ireland? On this website you can find historical weather averages for many cities in Ireland. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.