Grand Junction 7-day weather forecast

Written by:
August 4, 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 101 °F on Monday, while the low is 64 °F on Monday. There are expected to be 7 sunny days and rain on 1 day this week.

NWS Grand Junction CO has issued a fire weather watch until Wednesday at 08:00 PM and a red flag warning until Tuesday at 09:00 PM.

Monday, August 4

- High of 101 °F, low of 64 °F (5% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Fresh breeze (21 mph wind)
- Sunrise at 6:17 AM, sunset at 8:22 PM
1 / 6
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Tuesday, August 5

- High of 97 °F, low of 72 °F (8% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Fresh breeze (20 mph wind)
- Sunrise at 6:18 AM, sunset at 8:21 PM
2 / 6
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Wednesday, August 6

- High of 98 °F, low of 71 °F (10% humidity)
- Fair with a 20% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (11 UV index)
- Moderate breeze (18 mph wind)
- Sunrise at 6:19 AM, sunset at 8:20 PM
3 / 6
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Thursday, August 7

- High of 100 °F, low of 73 °F (12% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Fresh breeze (19 mph wind)
- Sunrise at 6:20 AM, sunset at 8:19 PM
4 / 6
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Friday, August 8

- High of 99 °F, low of 74 °F (9% humidity)
- Fair with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Moderate breeze (18 mph wind)
- Sunrise at 6:21 AM, sunset at 8:18 PM
5 / 6
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Saturday, August 9

- High of 98 °F, low of 69 °F (12% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Moderate breeze (18 mph wind)
- Sunrise at 6:22 AM, sunset at 8:17 PM
- Full moon
6 / 6
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Sunday, August 10

- High of 100 °F, low of 70 °F (10% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (11 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 6:23 AM, sunset at 8:15 PM

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