Grand Junction 7-day weather forecast

Written by:
September 8, 2025
ESOlex // Shutterstock

Grand Junction 7-day weather forecast

Stacker created the forecast for Grand Junction, Colorado using data from OpenWeather. This week's high is 90 °F on Wednesday, while the low is 58 °F on Monday. There are expected to be 4 sunny days and rain on 3 days this week.

There are currently no weather alerts.

Monday, September 8

- High of 86 °F, low of 58 °F (19% humidity)
- Fair with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 6:49 AM, sunset at 7:34 PM
1 / 6
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Tuesday, September 9

- High of 86 °F, low of 65 °F (30% humidity)
- Partly sunny with a 100% chance of rain (2 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 6:50 AM, sunset at 7:32 PM
2 / 6
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Wednesday, September 10

- High of 90 °F, low of 64 °F (17% humidity)
- Overcast with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Strong breeze (25 mph wind)
- Sunrise at 6:51 AM, sunset at 7:31 PM
3 / 6
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Thursday, September 11

- High of 87 °F, low of 63 °F (23% humidity)
- Sunny with a 38% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Fresh breeze (23 mph wind)
- Sunrise at 6:52 AM, sunset at 7:29 PM
4 / 6
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Friday, September 12

- High of 81 °F, low of 62 °F (28% humidity)
- Partly cloudy with a 97% chance of rain (3 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Fresh breeze (24 mph wind)
- Sunrise at 6:53 AM, sunset at 7:27 PM
5 / 6
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Saturday, September 13

- High of 81 °F, low of 59 °F (19% humidity)
- Mostly sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 6:54 AM, sunset at 7:26 PM
6 / 6
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Sunday, September 14

- High of 86 °F, low of 60 °F (14% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 6:55 AM, sunset at 7:24 PM
- Last quarter moon

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