Grand Junction weather live forecast

Today's maximum temperature in Grand Junction is expected to be 36°C. Select a day from the live weather forecast for Grand Junction, Colorado, USA for more weather parameters.

Monday
22nd Jun
36

19

15

10
Tuesday
23rd Jun
37

17

15

10
Wednesday
24th Jun
37

18

10

9
Thursday
25th Jun
33

20

9

9
Friday
26th Jun
33

19

10

10

5-day weather forecast updated at 04:01 on Monday 22nd June 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 22nd June 2026

Expect clear skies in Grand Junction, Colorado with a maximum temperature of 36°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the west.

36
°C maximum temperature
19
°C minimum temperature
clear skies
15
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
24
kph wind from W

Grand Junction weather for Tuesday 23rd June 2026

Expect clear skies in Grand Junction, Colorado with a maximum temperature of 37°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the west.

37
°C maximum temperature
17
°C minimum temperature
clear skies
15
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
26
kph wind from W

Grand Junction weather for Wednesday 24th June 2026

Expect scattered clouds in Grand Junction, Colorado with a maximum temperature of 37°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the west.

37
°C maximum temperature
18
°C minimum temperature
scattered clouds
10
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
26
kph wind from W

Grand Junction weather for Thursday 25th June 2026

Expect isolated thunderstorms in Grand Junction, Colorado with a maximum temperature of 33°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 9 hours of bright sunshine. There are 2-5 mm of rainfall expected with 54% chance of some rain and a moderate breeze of 22 kph from the south-east.

33
°C maximum temperature
20
°C minimum temperature
isolated thunderstorms
9
hours of sunshine
9
UV index (Very High)
54
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
22
kph wind from SE

Grand Junction weather for Friday 26th June 2026

Expect isolated thunderstorms in Grand Junction, Colorado with a maximum temperature of 33°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 10 hours of bright sunshine. There are 2-5 mm of rainfall expected with 45% chance of some rain and a fresh breeze of 29 kph from the south-east.