Clonmacnoise Weather & Climate: Best Time to Visit

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

Climate overview of Clonmacnoise

Clonmacnoise, Offaly, Ireland, has a moderate seasonal temperature range, with July reaching 20°C (68°F) and January cooling to 9°C (48°F).

Annual rainfall is moderate at around 991 mm (39 in), with December being the wettest month. The city also has pleasant summers and cold winters.

Clonmacnoise Weather by Month

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

Monthly Temperature in Clonmacnoise

The climate in Clonmacnoise experiences moderate temperature changes, with mild shifts between seasons. Average daytime temperatures reach a pleasant 20°C (68°F) in July. In January, the coolest month of the year, temperatures drop to a chilly 9°C (48°F).

At night, temperatures range from around 12°C (54°F) in July to 3°C (37°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Clonmacnoise

Generally, Clonmacnoise experiences moderate precipitation patterns, averaging 991 mm (39 in) yearly. Despite minor fluctuations, Clonmacnoise enjoys fairly consistent precipitation throughout the year. In December, you can expect around 91 mm (3.6 in) of precipitation, while in March, Clonmacnoise receives about 72 mm (2.8 in). For more details, please visit our Clonmacnoise Precipitation page.

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

Best Time to Visit Clonmacnoise

The most comfortable overall weather for exploring Clonmacnoise is usually found in July and August. Conditions are generally least comfortable in January, February 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: July and August
  • Warmest weather: June, July and August
  • Seasonal pattern: Pleasant summers and cold winters

Frequently asked questions about the climate in Clonmacnoise

What is the best time to visit Clonmacnoise?

July and August typically offer the most optimal weather in Clonmacnoise. In contrast, January, February and December tend to have less optimal conditions. Clonmacnoise has pleasant summers and cold winters.

What temperatures can I expect in Clonmacnoise?

Daytime highs range from 9°C (48°F) in January to 20°C (68°F) in July. Nighttime lows range from 3°C (37°F) to 12°C (54°F).

How much rain does Clonmacnoise get?

Annual rainfall is around 991 mm (39 in). December is the wettest month with 91 mm (3.6 in), while March is the driest with 72 mm (2.8 in).

Clonmacnoise 3-Day Forecast

Clonmacnoise on the map

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