Grand Junction weather live forecast

Today's maximum temperature in Grand Junction is expected to be 18°C. Select a day from the live weather forecast for Grand Junction, Colorado, USA for more weather parameters.

Tuesday
19th May
18

2

10

UV8
Wednesday
20th May
22

7

9

UV8
Thursday
21st May
23

8

8

UV8
Friday
22nd May
23

8

12

UV8
Saturday
23rd May
26

9

13

UV8

5-day weather forecast updated at 04:01 on Tuesday 19th May 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 Tuesday 19th May 2026

Expect scattered clouds in Grand Junction, Colorado with a maximum temperature of 18°C, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north-west.

18
°C maximum temperature
2
°C minimum temperature
scattered clouds
10
hours of sunshine
UV8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
19
kph wind from NW

Grand Junction weather for Wednesday 20th May 2026

Expect scattered clouds in Grand Junction, Colorado with a maximum temperature of 22°C, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north-west.

22
°C maximum temperature
7
°C minimum temperature
scattered clouds
9
hours of sunshine
UV8
UV index (Very High)
0
mm of rainfall expected
22
°C wind chill
19
kph wind from NW

Grand Junction weather for Thursday 21st May 2026

Expect scattered clouds in Grand Junction, Colorado with a maximum temperature of 23°C, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-east.

23
°C maximum temperature
8
°C minimum temperature
scattered clouds
8
hours of sunshine
UV8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
21
kph wind from SE

Grand Junction weather for Friday 22nd May 2026

Expect scattered clouds in Grand Junction, Colorado with a maximum temperature of 23°C, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north-west.

23
°C maximum temperature
8
°C minimum temperature
scattered clouds
12
hours of sunshine
UV8
UV index (Very High)
0
mm of rainfall expected
23
°C wind chill
20
kph wind from NW

Grand Junction weather for Saturday 23rd May 2026

Expect scattered clouds in Grand Junction, Colorado with a maximum temperature of 26°C, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the north-west.