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City in County Limerick, Ireland

Limerick weather by month and the best time to visit

Updated October 2026Sources
May–Jul, SepBest time to visit

When to go to Limerick

May–July has the longest days and mildest weather; September is often settled. Winters are wet and dark, with floods possible along the Shannon.

Limerick weather by month

Average daily high, rainfall and conditions.

PleasantHotRainyCool or coldBest months
0°5°10°15°20°JFMAMJJASOND
Average highAverage lowRainfall

Monthly averages

MonthHighLowRainHumidityConditions
January8°C47°F4°C38°F104 mm94%Cold
February8°C47°F3°C38°F81 mm92%Cold
March10°C50°F3°C38°F77 mm90%Cold
April13°C55°F5°C41°F68 mm86%Cool
May16°C60°F8°C46°F76 mm84%Cool
June18°C65°F10°C51°F82 mm83%Pleasant
July19°C67°F12°C53°F92 mm85%Pleasant
August19°C66°F12°C53°F96 mm86%Pleasant
September17°C63°F10°C50°F82 mm88%Cool
October14°C57°F8°C46°F101 mm90%Cool
November11°C51°F6°C42°F119 mm93%Cold
December9°C48°F4°C40°F112 mm94%Cold

Best months across Ireland

PlaceBest monthsWarmest month
DublinMay–Jul, SepJul (18°C)
GalwayMay–Jul, SepJul (20°C)
CorkMay–Jul, SepJul (19°C)
KillarneyMay–Jun, SepJul (19°C)
DingleMay–Jun, SepJul (17°C)
KilkennyMay–Jul, SepJul (20°C)
LimerickMay–Jul, SepJul (19°C)

Quick answers

What is the best month to visit Limerick?

May–Jul, Sep. May–July has the longest days and mildest weather; September is often settled. Winters are wet and dark, with floods possible along the Shannon.

When is the rainy season in Limerick?

Rain peaks in November with about 119 mm. No month averages 150 mm or more.

What is the hottest month in Limerick?

July, with average highs of 19°C (67°F).

How cold does Limerick get?

The coolest nights are in February, averaging 3°C (38°F).

More about Limerick

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Sources

Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Temperatures are adjusted by 0.6°C for the city's elevation. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.