Mayo weather in September
Are you planning a trip to Mayo in September and wondering what kind of weather to expect? This page has all the details you need.
What is the weather like in Mayo in September?
Mayo is a region in Ireland. September in Mayo generally has moderate temperatures, with precipitation levels ranging from moderate to high.
You can expect moderate maximum daytime temperatures of around 17°C and nighttime temperatures around 10°C in Westport.
In September, precipitation varies across different areas. From moderate rainfall in Claremorris with an average of 86 mm to high rainfall in Louisburgh with 127 mm. Westport experiences limited sunny days, amounting to roughly 93 hours of sunshine. This makes it perfect for those who prefer dimmer, cloudier settings rather than intense sunlit days
For a closer look at September's conditions in Mayo, see the map below. For a more detailed look at Mayo's yearly weather, check out our Mayo climate page.
Where to go in Mayo in September
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Popular destinations
What is the weather like in September for the 5 most popular destinations in Mayo?
Westport
In September Westport generally has moderate temperatures with maximum daytime temperatures around 17°C, minimum nighttime temperatures around 10°C and high monthly rainfall. So on average the conditions are unpleasant that month.
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Cong
In September Cong 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.
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Castlebar
In September Castlebar 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.
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Ballina
In September Ballina generally has moderate temperatures with maximum daytime temperatures around 17°C, minimum nighttime temperatures around 11°C and high monthly rainfall. So on average the conditions are unpleasant that month.
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Keel
In September Keel 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.
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Is your destination not in the list? Have a look at other destinations in Mayo, in Ireland.
Is September the best time to visit Mayo?
In our view, September might not be the best time to travel to Mayo with often unpleasant weather in Westport.
On average, the best time to visit Mayo is in May, June, July and August with generally tolerable weather in Westport. On the other hand, the weather in January, February, November and December tend to be poor.
Interested in more climate information?
We have much more information about the climate in Mayo.
Interested in the weather conditions in a specific month? Select the month below.
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 climate conditions. Find out where to go with our weather planner.