Grand Junction
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Grand Junction Weather in October

With daytime temperatures of 19°C (66°F) and nighttime lows of 5°C (41°F), October in Grand Junction brings pleasant temperatures during the day. It is also the wettest month of the year, so pack an umbrella.

Rainfall in Grand Junction in October

Expect frequent showers this month, so make sure to have an umbrella to keep yourself dry. Based on our climate data of the past 30 years, about 8 days of rain are anticipated, with 30 mm (1.2 in) on average. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Grand Junction in October

Weather in Grand Junction is at its excellent in October. Highs reach 19°C (66°F), while nights settle around 5°C (41°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights drop to 5°C (41°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Grand Junction in October

There are approximately 256 hours of sunshine this month, resulting in mostly clear days.

Wind Speed in Grand Junction in October

Wind speeds average 4 m/s (8 knots) during October. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

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

Grand Junction Temperature in October

Min Temperature
5°C (41°F)
Max Temperature
19°C (66°F)
Chance of Rain
25%
Precipitation
30 mm (1.2 in)
Rainy days
8 days
Humidity
46% *
Windspeed
4 m/s (8 knots) *
Sunshine
256 hours *
Percentage Sunshine
*
* Data from: Grand Junction, the United States of America (6 KM, 3 Miles).

Grand Junction Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Grand Junction - and find the best time to visit.

Best Places in the United States of America in October

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 October →

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 Grand Junction in October

For Grand Junction in October, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. 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 Grand Junction in October

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

  • Cycling
    10/10
  • Walking
    10/10
  • Camping
    5/10
  • Outdoor sports
    10/10

Grand Junction 3-Day Forecast

Popular in October

Where to go in October - average daytime high across popular destinations.

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