Montana weather in August 2021

Get the latest coronavirus (Covid-19) updates for Montana with current travel advice and statistics on new cases per 100,000 and vaccine.

Below are average maximum temperatures at popular destinations in Montana in August. Select a destination to see more weather parameters.

More destinations >>

  • Save 20% on COVID-19 Fit to Fly test & travel certificate
  • Home COVID-19 PCR test with free express delivery
  • Receive online results within 24-72 hours once test at lab
Show discount codeShow discount code ******VEL

Expires at 23:59 on Friday 31st Dec 2021

Recommended for Montana

  • Top deals & discounts
  • Montana weather overview
  • Montana climate averages by month
  • More destinations
  • Best time to go to Montana
  • Montana 5-day weather forecast

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The August weather guide for Montana shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

How hot is it in Montana in August?

Daytime temperatures usually reach 28°C in Helena, Montana in August with low heat and humidity, falling to 9°C at night.

How sunny is it in Montana in August?

There are normally 10 hours of bright sunshine each day in Helena, Montana in August - that's 73% of daylight hours.

Does it rain in Montana in August?

There are usually 8 days with some rain in Helena, Montana in August and the average monthly rainfall is 34mm.

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

Montana sunrise & sunset times for August 2021

Browse the sunrise and sunset times for Montana in August 2021. Select a month to view Montana sunrise & sunset times for the next 12 months. The Montana sunrise and sunset times shown below are for Helena.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st August 2021 06:09 20:59
Monday, 16th August 2021 06:28 20:36
Tuesday, 31st August 2021 06:47 20:08
  • Save 20% on COVID-19 Fit to Fly test & travel certificate
  • Home COVID-19 PCR test with free express delivery
  • Receive online results within 24-72 hours once test at lab
Show discount codeShow discount code ******VEL

Expires at 23:59 on Friday 31st Dec 2021

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.