Cork weather in September (County Cork, Ireland)

How does the weather in Cork usually fare in September? Get all the weather information you need to plan your visit.

Temperatures

The month of September in Cork typically brings moderate temperatures and moderate rainfall. Throughout the daytime, temperatures often hover around 18°C. However, as the sun sets and evening approaches, there's a noticeable cool-down. Temperatures gently drop to a more temperate 12°C.

Precipitation

Cork in September usually receives moderate rainfall, averaging around 77 mm for the month. Delving into the climate records from the past 30 years, one can predict that nearly 17 days of the month will see rainfall.

Average sunshine

Expect a moderate amount of sunlight, with approximately 128 hours. This means a pleasant mix of sun and clouds.

If you favor pleasant temperatures and minimal rainfall, September is one of the better months to visit Cork. July, August and September typically offer the most agreeable circumstances. On the other hand, January, February and December tend to be characterized by conditions that may not be as optimal.

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

 

Cork, monthly averages in September

Min Temperature 12°C  

Max Temperature 18°C  

Water Temperature 15°C  

Chance of Rain 57%  

Precipitation 77 mm  

Rainy days 17 days  

Humidity 75%  

Windspeed 18 km/h  

Sunshine 128 hours  

Percentage Sunshine 33%  

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 Cork, 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. With a water temperature of around 15°C there is no need to bring your swimwear.

What To Do

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

Interested in more climate information?

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

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.