Castlebar Weather in August

What's the weather like in Castlebar (Connaught) in August 2024?

The climate in Castlebar during August can be summarized as mild and a little damp.

August is in the summer in Castlebar and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around 18°C (64°F), whilst at night 10°C (50°F) is normal.

Castlebar weather averages (imperial / metric)
Daytime temperature 17.8°C 64°F
Nightly temperature 10.2°C 50.4°F
Average temperature 14°C 57.2°F
Daily sunshine 4.5 hrs
Avg rainfall 94 mm 3.7 ins
Rainy days 20 days
Sea temperature 15.4°C 59.7°F
Humidity 86%
Windspeed 16.6kph 10 mph

On average August is the 6th driest month of the year in Castlebar with around 94mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.

On the flip side this corresponds to an average of 4.5 hours of sunshine per day.

August temperatures in Castlebar

Castlebar average temperature in August

August rainfall

Castlebar average rain in August

August hourly sunshine

Castlebar average rain in August

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Castlebar in August 2024.

Other monthly averages

Best places to visit in August

UV index Best time to go?

Castlebar weather stats

Castlebar weather statistics
Hottest month: July 17.6°C 63.7°F
Driest month: April 66mm 2.6ins
Sunniest month: May 5.9hrs
Coldest month: January 7.3°C 45.1°F
Wettest month: November 134mm 5.3ins
Map showing location of Castlebar (53.85, -9.3) Castlebar map pin © Google

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