Grand Junction Weather in August
Grand Junction in August sees very high daytime temperatures of 32°C (90°F) and nighttime lows of 17°C (63°F). Low rainfall is typical, with around 28 mm (1.1 in) for the month.
Rainfall in Grand Junction in August
Looking at the last 30 years, the data shows about 9 days with rain, averaging 28 mm (1.1 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Grand Junction in August
The temperature in Grand Junction in August is perfect. Daytime highs reach 32°C (90°F), with nights dropping to 17°C (63°F). It's usually most comfortable outside during the morning and later in the day. With overnight lows of 17°C (63°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Grand Junction in August
Expect sunny days throughout the month, with an estimated 327 hours of sunshine. This makes it a pleasant time to visit Grand Junction.
Wind Speed in Grand Junction in August
In August, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.If you prefer enjoying temperate temperatures and rain-free days, April, May, September and October typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
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 Grand Junction's climate page.
Grand Junction Temperature in August
Min Temperature
17°C (63°F)
Max Temperature
32°C (90°F)
Chance of Rain
28%
Precipitation
28 mm (1.1 in)
Rainy days
9 days
Humidity
37% *
Windspeed
4 m/s (8 knots) *
Sunshine
327 hours *
Percentage Sunshine
*
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 →
perfect weather
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tolerable
unpleasant
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What to Wear in Grand Junction in August
Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Pack a light rain jacket or compact umbrella for occasional showers. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Grand Junction in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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 Grand Junction's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Grand Junction climate overview or explore weather in the United States of America.
