Oranmore Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Oranmore.
Climate overview of Oranmore
The climate in Oranmore, Galway County, Ireland, sees a moderate range of temperatures across the year, from 20°C (68°F) in July down to 10°C (50°F) in January.
With around 1139 mm (45 in) of annual rainfall, Oranmore has a notably wet climate. However, this rainfall is not evenly distributed, the city has pleasant summers and cold winters. The wettest month is December. May is the sunniest month, averaging 5.2 hours of sunshine per day.
Oranmore Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Oranmore - and find the best time to visit.
Monthly Temperature in Oranmore
In Oranmore, seasonal changes bring about a moderate variation in temperatures. 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 10°C (50°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 Oranmore
Oranmore experiences significant rainfall throughout the year, averaging 1139 mm (45 in) of precipitation annually. Despite minor fluctuations, Oranmore enjoys fairly consistent precipitation throughout the year. In December, you can expect around 109 mm (4.3 in) of precipitation, while in September, Oranmore receives about 84 mm (3.3 in). For more details, please visit our Oranmore Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Oranmore
Oranmore can be enjoyed more throughout the sunniest month of May under a blue sky, with approximately 5.2 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 1.2 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Oranmore by Month
The city experiences its highest humidity in January, reaching 90%. In May, the humidity drops to its lowest level at 73%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Oranmore
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: July
- Warmest weather: June, July and August
- Most sunshine: May
- Seasonal pattern: Pleasant summers and cold winters
Frequently asked questions about the climate in Oranmore
What is the best time to visit Oranmore?
July typically offers the most optimal weather in Oranmore. In contrast, January, February, November and December tend to have less optimal conditions. Oranmore has pleasant summers and cold winters.
What temperatures can I expect in Oranmore?
Daytime highs range from 10°C (50°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 Oranmore get?
Annual rainfall is around 1139 mm (45 in). December is the wettest month with 109 mm (4.3 in), while September is the driest with 84 mm (3.3 in).
How sunny is Oranmore?
Oranmore receives around 1,114 hours of sunshine per year. May is the sunniest month with 157 hours, while December is the cloudiest with just 35 hours.
Oranmore 3-Day Forecast
Oranmore on the map
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