Best time to visit Grantsville, UT

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

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

January Cold
High
37.1°F
Low
19.2°F
Precip
0.81 in

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

Daylight ≈ 9h 24m

February Cold
High
43.0°F
Low
23.1°F
Precip
0.94 in

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

Daylight ≈ 10h 27m

March Cool
High
53.3°F
Low
30.2°F
Precip
1.10 in

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

Daylight ≈ 11h 43m

April Cool
High
60.5°F
Low
35.6°F
Precip
1.52 in

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

Daylight ≈ 13h 5m

May Good
High
70.9°F
Low
44.7°F
Precip
1.53 in

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

Daylight ≈ 14h 16m

June Good
High
82.2°F
Low
54.3°F
Precip
0.69 in

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

Daylight ≈ 14h 51m

July Hot
High
92.2°F
Low
63.7°F
Precip
0.66 in

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

Daylight ≈ 14h 38m

August Hot
High
90.3°F
Low
61.7°F
Precip
0.73 in

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

Daylight ≈ 13h 37m

September Excellent
High
78.6°F
Low
50.1°F
Precip
0.90 in

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

Daylight ≈ 12h 15m

October Good
High
64.1°F
Low
38.0°F
Precip
0.91 in

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

Daylight ≈ 10h 53m

November Cool
High
49.1°F
Low
27.8°F
Precip
0.93 in

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

Daylight ≈ 9h 41m

December Cold
High
38.2°F
Low
20.0°F
Precip
0.83 in

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

Daylight ≈ 9h 6m

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