Roscommon Weather in August

With daytime temperatures of 19°C (66°F) and nighttime lows of 12°C (54°F), August in Roscommon brings pleasant temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 98 mm (3.9 in) falls on average.

Rainfall in Roscommon in August

Based on our climate data of the past 30 years, about 19 days of rain are anticipated, with 98 mm (3.9 in) on average. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Roscommon in August

If you're visiting Roscommon in August, expect highs of 19°C (66°F) and overnight lows around 12°C (54°F). August marks the summer season. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With overnight lows of 12°C (54°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Roscommon in August

The month brings about 118 hours of sunlight, offering a comfortable mix of sun and overcast.

If you prefer dry days with pleasant temperatures, July typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.