Wyoming

What is the climate like in Wyoming?

The best time to visit Wyoming is typically June – September, with trip comfort peaking in July (7.0/10). Wyoming is warmest in July, when daily highs average 83°F (28°C), and coolest in January, when lows fall to about 22°F (-6°C). The wettest month is typically May and the driest is February; the year sees roughly 40 in (1007 mm) of precipitation.

• Best time to visitJune – September — comfort peaks in July (7.0/10)
• Warmest monthJuly — average high 83°F (28°C)
• Coolest monthJanuary — average low 22°F (-6°C)
• Wettest monthMay (4.4 in (111 mm))
• Driest monthFebruary (2.4 in (60 mm))
• Annual precipitation40 in (1007 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromGrand Rapids, 13 km away (1963-2026)