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Helena Weather in August

In Helena, August brings high daytime temperatures around 28°C (82°F), with nights cooling to 10°C (50°F). Some rainfall is to be expected.

Rainfall in Helena in August

The climate data from previous years indicates about 9 days of rain, averaging 28 mm (1.1 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Helena in August

Helena in August is worth a visit. The temperature is perfect, with 28°C (82°F) during the day and 10°C (50°F) at night. Overall, the month follows a fairly predictable daily temperature pattern. Nights drop to around 10°C (50°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Helena in August

The city usually sees around 324 hours of sunlight, indicating many sunny days — a great month for sightseeing.

If you're a fan of comfortable temperatures and drier conditions, August is a great time to visit.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Helena's climate page.

Helena Temperature in August

Min TemperatureMin Temperature 10°C (50°F)  
Max TemperatureMax Temperature 28°C (82°F)  
Chance of RainChance of Rain 29%  
PrecipitationPrecipitation 28 mm (1.1 in)  
Rainy daysRainy days 9 days  
HumidityHumidity 47%  
SunshineSunshine 324 hours  
Percentage SunshinePercentage Sunshine 74%  

Best Places in the United States of America in August

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in August →

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Helena in August

Warm weather calls for comfortable, breathable clothing in August. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Some rain is possible, so pack something to handle light showers. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Helena in August

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
10/10
Cycling
8/10
Walking
8/10
Barbeque
10/10
Camping
10/10
Outdoor sports
8/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit the United States of America, check out our Helena's climate page.

More climate data for Helena