Washington

What is the climate like in Washington?

The best time to visit Washington is typically April – October, with trip comfort peaking in September (9.0/10). Washington is warmest in July, when daily highs average 96°F (36°C), and coolest in January, when lows fall to about 29°F (-2°C). The wettest month is typically March and the driest is June; the year sees roughly 11 in (272 mm) of precipitation.

• Best time to visitApril – October — comfort peaks in September (9.0/10)
• Warmest monthJuly — average high 96°F (36°C)
• Coolest monthJanuary — average low 29°F (-2°C)
• Wettest monthMarch (2.0 in (50 mm))
• Driest monthJune (0.1 in (1 mm))
• Annual precipitation11 in (272 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromSt George, 9 km away (1893-2026)