Best time to visit Riverton, WY

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

The most comfortable travel window in Riverton runs from May through September — 5 months of pleasant temperatures and modest rainfall.

January Cold
High
28.7°F
Low
4.2°F
Precip
0.35 in

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

Daylight ≈ 9h 10m

February Cold
High
35.5°F
Low
9.6°F
Precip
0.43 in

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

Daylight ≈ 10h 18m

March Cool
High
49.2°F
Low
22.2°F
Precip
0.71 in

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

Daylight ≈ 11h 42m

April Cool
High
58.0°F
Low
30.5°F
Precip
1.31 in

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

Daylight ≈ 13h 11m

May Good
High
67.4°F
Low
40.3°F
Precip
1.98 in

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

Daylight ≈ 14h 28m

June Good
High
78.9°F
Low
48.5°F
Precip
1.09 in

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

Daylight ≈ 15h 8m

July Good
High
87.9°F
Low
54.8°F
Precip
0.70 in

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

Daylight ≈ 14h 53m

August Good
High
85.7°F
Low
52.2°F
Precip
0.45 in

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

Daylight ≈ 13h 46m

September Good
High
74.4°F
Low
42.5°F
Precip
0.80 in

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

Daylight ≈ 12h 17m

October Cool
High
59.2°F
Low
30.4°F
Precip
0.93 in

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

Daylight ≈ 10h 47m

November Cold
High
42.7°F
Low
17.1°F
Precip
0.44 in

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

Daylight ≈ 9h 29m

December Cold
High
29.6°F
Low
5.7°F
Precip
0.31 in

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

Daylight ≈ 8h 50m

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