Grand Junction weather live forecast

Today's maximum temperature in Grand Junction is expected to be 104°F. Select a day from the live weather forecast for Grand Junction, Colorado, USA for more weather parameters.

Monday
3rd Aug
104

75

12

10
Tuesday
4th Aug
102

72

11

10
Wednesday
5th Aug
99

68

14

10
Thursday
6th Aug
100

66

14

10
Friday
7th Aug
100

64

14

10

5-day weather forecast updated at 04:01 on Monday 3rd August 2026 GMT

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The 5-day weather forecast for Colorado (Grand Junction) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Grand Junction weather forecast by day

Below are the detailed weather forecasts for Grand Junction for the next 5 days.

Grand Junction weather for Monday 3rd August 2026

Expect scattered clouds in Grand Junction, Colorado with a maximum temperature of 104°F, very high levels of heat & humidity, maximum UV of 10 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 16 mph from the west.

104
°F maximum temperature
75
°F minimum temperature
scattered clouds
12
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
VH
very high heat & humidity
16
mph wind from W

Grand Junction weather for Tuesday 4th August 2026

Expect scattered clouds in Grand Junction, Colorado with a maximum temperature of 102°F, high levels of heat & humidity, maximum UV of 10 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 18 mph from the west.

102
°F maximum temperature
72
°F minimum temperature
scattered clouds
11
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
18
mph wind from W

Grand Junction weather for Wednesday 5th August 2026

Expect clear skies in Grand Junction, Colorado with a maximum temperature of 99°F, high levels of heat & humidity, maximum UV of 10 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 12 mph from the north-west.

99
°F maximum temperature
68
°F minimum temperature
clear skies
14
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
12
mph wind from NW

Grand Junction weather for Thursday 6th August 2026

Expect clear skies in Grand Junction, Colorado with a maximum temperature of 100°F, high levels of heat & humidity, maximum UV of 10 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 12 mph from the north-west.