Pullman

What is the climate like in Pullman?

The best time to visit Pullman is typically June – September, with trip comfort peaking in July (9.0/10). Pullman is warmest in July, when daily highs average 88°F (31°C), and coolest in January, when lows fall to about 28°F (-2°C). The wettest month is typically December and the driest is July; the year sees roughly 25 in (625 mm) of precipitation.

• Best time to visitJune – September — comfort peaks in July (9.0/10)
• Warmest monthJuly — average high 88°F (31°C)
• Coolest monthJanuary — average low 28°F (-2°C)
• Wettest monthDecember (3.8 in (96 mm))
• Driest monthJuly (0.2 in (4 mm))
• Annual precipitation25 in (625 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromPullman 2 Nw, 3 km away (1940-2026)