Grand Junction weather live forecast

Today's maximum temperature in Grand Junction is expected to be 38°C. Select a day from the live weather forecast for Grand Junction, Colorado, USA for more weather parameters.

Saturday
25th Jul
38

26

12

11
Sunday
26th Jul
38

25

10

10
Monday
27th Jul
38

24

10

11
Tuesday
28th Jul
38

24

10

10
Wednesday
29th Jul
37

23

10

10

5-day weather forecast updated at 04:01 on Saturday 25th July 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 Saturday 25th July 2026

Expect scattered clouds in Grand Junction, Colorado with a maximum temperature of 38°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south-east.

38
°C maximum temperature
26
°C minimum temperature
scattered clouds
12
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
H
high heat & humidity
15
kph wind from SE

Grand Junction weather for Sunday 26th July 2026

Expect scattered clouds in Grand Junction, Colorado with a maximum temperature of 38°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-east.

38
°C maximum temperature
25
°C minimum temperature
scattered clouds
10
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
16
kph wind from SE

Grand Junction weather for Monday 27th July 2026

Expect scattered clouds in Grand Junction, Colorado with a maximum temperature of 38°C, very high levels of heat & humidity, maximum UV of 11 (Extreme) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south-east.

38
°C maximum temperature
24
°C minimum temperature
scattered clouds
10
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
VH
very high heat & humidity
15
kph wind from SE

Grand Junction weather for Tuesday 28th July 2026

38
°C maximum temperature
24
°C minimum temperature
scattered clouds
10
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
16
kph wind from SE

Grand Junction weather for Wednesday 29th July 2026

Expect isolated thunderstorms in Grand Junction, Colorado with a maximum temperature of 37°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 36% chance of some rain and a gentle breeze of 16 kph from the south-east.