Lismore Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Lismore.

Climate overview of Lismore

The climate in Lismore, Waterford County, Ireland, sees a moderate range of temperatures across the year, from 19°C (66°F) in July down to 9°C (48°F) in January.

Rainfall is high, totalling around 1072 mm (42 in) per year. October is the wettest month and March the driest. May is the sunniest month, averaging 6.5 hours of sunshine per day.

Lismore Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Lismore - and find the best time to visit.

Monthly Temperature in Lismore

In Lismore, seasonal changes bring about a moderate variation in temperatures. Average maximum daytime temperatures range from a pleasant 19°C (66°F) in July, the warmest time of the year, to a chilly 9°C (48°F) during cooler months like January.

At night, you can expect temperatures ranging from 12°C (54°F) in July to around 4°C (39°F) during January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Lismore

Lismore experiences significant rainfall throughout the year, averaging 1072 mm (42 in) of precipitation annually. Year-round, Lismore has a balanced climate with minimal variation in precipitation. The difference between the wettest month, October, with 108 mm (4.3 in), and the driest month, March, with 77 mm (3 in), is minimal. For more details, please visit our Lismore Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Sunshine Hours in Lismore

Seasonal changes in sunshine hours are quite dramatic in Lismore. While May receives considerable daily sunshine with up to 6.5 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.9 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Cork, Ireland (50 KM, 31 Miles).

Daily hours of sunshine

Data from: Cork, Ireland (50 KM, 31 Miles).

Humidity in Lismore by Month

Best Time to Visit Lismore

For comfortable weather, consider visiting Lismore in June, July, August and September. Conditions are usually least favourable in January, February, November and December.

Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.

  • Best overall: June, July, August and September
  • Warmest weather: June, July and August
  • Most sunshine: May

Frequently asked questions about the climate in Lismore

What is the best time to visit Lismore?

June, July, August and September typically offer the most optimal weather in Lismore. In contrast, January, February, November and December tend to have less optimal conditions.

What temperatures can I expect in Lismore?

Daytime highs range from 9°C (48°F) in January to 19°C (66°F) in July. Nighttime lows range from 4°C (39°F) to 12°C (54°F).

How much rain does Lismore get?

Annual rainfall is around 1072 mm (42 in). October is the wettest month with 108 mm (4.3 in), while March is the driest with 77 mm (3 in).

How sunny is Lismore?

Lismore receives around 1,435 hours of sunshine per year. May is the sunniest month with 194 hours, while December is the cloudiest with just 56 hours.

Lismore 3-Day Forecast

Lismore on the map

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