Arco Weather in August

What's the weather like in Arco (Idaho) in August 2024?

The climate in Arco during August can be summarized as mild and dry.

August is in the summer in Arco and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a comfortable 28°C (82°F), whilst at night 8°C (46°F) is normal.

Arco weather averages (imperial / metric)
Daytime temperature 27.9°C 82.2°F
Nightly temperature 7.7°C 45.9°F
Average temperature 17.8°C 64°F
Daily sunshine 11.7 hrs
Avg rainfall 20 mm 0.8 ins
Rainy days 6 days
Sea temperature 15.5°C 59.8°F
Humidity 42%
Windspeed 14.8kph 9 mph

On average August is the 5th driest month of the year in Arco with around 20mm 0.8 inches of rain making it a dry time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.

On the flip side this corresponds to an average of 11.7 hours of sunshine per day.

August temperatures in Arco

Arco average temperature in August

August rainfall

Arco average rain in August

August hourly sunshine

Arco 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 Arco in August 2024.