Cahersiveen weather in September (Kerry, Ireland)

How is the weather in Cahersiveen in September? Wondering if it's the right time to visit? Browse this page for a comprehensive overview of the weather conditions for that month.

In September, Cahersiveen typically experiences 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, with temperatures gently dropping to a more temperate 12°C.

Cahersiveen in September usually receives high rainfall, averaging around 116 mm for the month. Delving into the climate records from the past 30 years, one can predict that nearly 20 days of the month will see rainfall.

The area enjoys a balanced 118 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

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 TemperatureMin Temperature 12°C  
Max TemperatureMax Temperature 17°C  
Water TemperatureWater Temperature 15°C *  
Chance of RainChance of Rain 67%  
PrecipitationPrecipitation 116 mm  
Rainy daysRainy days 20 days  
HumidityHumidity 77% *  
WindspeedWindspeed 18 km/h *  
SunshineSunshine 118 hours *  
Percentage SunshinePercentage 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 in September and which places have the best weather conditions in this month.

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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 Cahersiveen in September?

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 in September.

Swimming
6/10
Cycling
5/10
Walking
5/10
Camping
6/10
Outdoor sports
9/10

Interested in more climate information?

Weather and Climate 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 climate conditions. Find out where to go with our weather planner.