Best time to visit Grand Junction, CO

A month-by-month travel weather guide based on NOAA 30-year climate normals.

The most comfortable travel window in Grand Junction runs from April through May — 2 months of pleasant temperatures and modest rainfall.

January Cold
High
39.0°F
Low
19.4°F
Precip
0.77 in

Winter weather. Plan around weather; good for snow sports if applicable.

Daylight ≈ 9h 33m

February Cool
High
46.7°F
Low
26.0°F
Precip
0.65 in

Mild but on the chilly side. Pack a jacket; great for hiking and city walks.

Daylight ≈ 10h 32m

March Cool
High
58.6°F
Low
34.5°F
Precip
0.87 in

Mild but on the chilly side. Pack a jacket; great for hiking and city walks.

Daylight ≈ 11h 44m

April Good
High
66.9°F
Low
41.0°F
Precip
1.06 in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 13h 2m

May Excellent
High
76.7°F
Low
50.0°F
Precip
1.27 in

Sweet spot — comfortable highs in the 65-80°F range, mild nights, low rain. Ideal for nearly any outdoor plan.

Daylight ≈ 14h 8m

June Hot
High
89.2°F
Low
59.1°F
Precip
0.60 in

Summer heat. Avoid midday exertion; aim for morning and evening activities.

Daylight ≈ 14h 42m

July Hot
High
94.5°F
Low
66.0°F
Precip
0.89 in

Summer heat. Avoid midday exertion; aim for morning and evening activities.

Daylight ≈ 14h 29m

August Hot
High
90.8°F
Low
63.9°F
Precip
1.03 in

Summer heat. Avoid midday exertion; aim for morning and evening activities.

Daylight ≈ 13h 32m

September Good
High
82.0°F
Low
55.0°F
Precip
1.47 in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 12h 14m

October Good
High
67.1°F
Low
41.8°F
Precip
1.27 in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 10h 57m

November Cool
High
52.1°F
Low
30.2°F
Precip
0.81 in

Mild but on the chilly side. Pack a jacket; great for hiking and city walks.

Daylight ≈ 9h 49m

December Cold
High
39.1°F
Low
21.0°F
Precip
0.68 in

Winter weather. Plan around weather; good for snow sports if applicable.

Daylight ≈ 9h 16m

Looking for similar climates? See Grand Junction's climate twins. Or jump straight to the full climate profile.