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the Ring of Kerry Ireland
Weather in September
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Weather in September in The Ring of Kerry

Thinking about venturing to the Ring of Kerry this September and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What is the weather like in the Ring of Kerry in September?

The Ring of Kerry is a region in Ireland. September in the Ring of Kerry generally has mild temperatures, with precipitation levels ranging from moderate to high.

Temperatures

You can expect mild maximum daytime temperatures of around 17°C and nighttime temperatures around 10°C in Killarney. To learn more about the conditions in specific areas of the Ring of Kerry in September, check out the map below.

For a closer look at conditions across the Ring of Kerry, refer to the map below.

Precipitation

In September, precipitation varies across different areas. From moderate rainfall in Killarney with an average of 93 mm to high rainfall in Portmagee with 121 mm. Going by our weather data, this month in Killarney usually has the least rain, making it the driest month of the year.

Average sunshine

The city Killarney usually sees around 118 hours of sunlight, indicating a moderately sunny period.

For an in-depth overview of the yearly conditions, do visit our the Ring of Kerry climate page.

Where to go in the Ring of Kerry in September

Find more information for the most popular destinations in the the Ring of Kerry on the map below. Click on a destination dot for more details.

Weather conditions Weather
Temperatures
Precipitation
Map not visible? Whoops sorry! Please refresh the page.
MarkerMarkerMarkerMarkerMarker
Leaflet © OpenStreetMap
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).

Select a Month of Interest

Check the conditions for any month of the year.

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

Popular destinations

What is the weather like in September for the 5 most popular destinations in the Ring of Kerry?

Killarney

In September Killarney generally has moderate temperatures with maximum daytime temperatures around 17°C, minimum nighttime temperatures around 10°C and moderate monthly rainfall. So on average the conditions are tolerable that month.

Killarney
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
19°C 
11°C 
139 hours 
102 mm 
20 days 
tolerable 
September September
17°C 
10°C 
118 hours 
93 mm 
19 days 
tolerable 
October   >> October
>>  
14°C 
7°C 
82 hours 
114 mm 
22 days 
unpleasant 
Climate in Killarney

Kenmare

In September Kenmare generally has moderate temperatures with maximum daytime temperatures around 18°C, minimum nighttime temperatures around 10°C and moderate monthly rainfall. So on average the conditions are tolerable that month.

Kenmare
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
19°C 
11°C 
139 hours 
107 mm 
20 days 
tolerable 
September September
18°C 
10°C 
118 hours 
100 mm 
19 days 
tolerable 
October   >> October
>>  
14°C 
7°C 
82 hours 
125 mm 
22 days 
unpleasant 
Climate in Kenmare

Killorglin

In September Killorglin generally has moderate temperatures with maximum daytime temperatures around 18°C, minimum nighttime temperatures around 10°C and moderate monthly rainfall. So on average the conditions are pleasant that month.

Killorglin
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
19°C 
12°C 
139 hours 
111 mm 
20 days 
tolerable 
September September
18°C 
10°C 
118 hours 
99 mm 
20 days 
pleasant 
October   >> October
>>  
15°C 
8°C 
82 hours 
122 mm 
22 days 
unpleasant 
Climate in Killorglin

Waterville

In September Waterville generally has moderate temperatures with maximum daytime temperatures around 17°C, minimum nighttime temperatures around 12°C and high monthly rainfall. So on average the conditions are unpleasant that month.

Waterville
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
18°C 
13°C 
139 hours 
115 mm 
21 days 
tolerable 
September September
17°C 
12°C 
118 hours 
116 mm 
20 days 
unpleasant 
October   >> October
>>  
15°C 
10°C 
82 hours 
152 mm 
24 days 
unpleasant 
Climate in Waterville

Cahersiveen

In September Cahersiveen generally has moderate temperatures with maximum daytime temperatures around 17°C, minimum nighttime temperatures around 12°C and high monthly rainfall. So on average the conditions are unpleasant that month.

Cahersiveen
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
18°C 
13°C 
139 hours 
117 mm 
21 days 
tolerable 
September September
17°C 
12°C 
118 hours 
116 mm 
20 days 
unpleasant 
October   >> October
>>  
15°C 
10°C 
82 hours 
149 mm 
24 days 
unpleasant 
Climate in Cahersiveen

Is your destination not in the list? Have a look at other destinations in the Ring of Kerry, in Ireland.

Is September the best time to visit the Ring of Kerry?

Given the typically tolerable weather conditions in Killarney, September might be a good time to visit the Ring of Kerry. However, the weather conditions may vary depending on your destination.

Generally speaking, June provides pleasant weather in Killarney. On the other hand, the months of January, February, April, November and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in the Ring of Kerry.

Weather and climate has detailed information for every country in the world. Are you going to Ireland? Get detailed 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.