Cahersiveen weather in September (Kerry, Ireland)

How's the weather trend in Cahersiveen as September approaches? Use this page to get an overview of the month’s weather conditions.

Temperatures

In September, Cahersiveen usually has moderate temperatures and high rainfall. Throughout the daytime, temperatures often hover around 17°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

Cahersiveen in September usually receives high rainfall, averaging around 116 mm for the month. Looking at the last 30 years, the data shows about 20 days with rain.

Average sunshine

The month brings about 118 hours of sunlight, offering a comfortable mix of sun and shade.

If you prefer dry days with pleasant temperatures, June, July and August typically offer the best circumstances. While January, February, March, April, November and December tend to showcase less optimal conditions.

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

 

Cahersiveen, monthly averages in September

Min Temperature 12°C  

Max Temperature 17°C  

Water Temperature 15°C *  

Chance of Rain 67%  

Precipitation 116 mm  

Rainy days 20 days  

Humidity 77% *  

Windspeed 18 km/h *  

Sunshine 118 hours *  

Percentage Sunshine 30% *  

* Data from: Valentia, Ireland (2 KM, 1 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 Cahersiveen, 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

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 Cahersiveen.

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.