Helena Weather in July

The climate in Helena during July can be summarized as hot, humid and a little damp.

July is in the summer in Helena and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 33°C (92°F), whilst at night 22°C (71°F) is normal.

On average July is the 4th driest month of the year in Helena with around 96mm 3.8 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.

On the flip side this corresponds to an average of 11.2 hours of sunshine per day.

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 Helena in July 2024.