College Place

What is the climate like in College Place?

The best time to visit College Place is typically May – September, with trip comfort peaking in July (9.1/10). College Place is warmest in July, when daily highs average 93°F (34°C), and coolest in January, when lows fall to about 32°F (0°C). The wettest month is typically December and the driest is July; the year sees roughly 17 in (422 mm) of precipitation.

• Best time to visitMay – September — comfort peaks in July (9.1/10)
• Warmest monthJuly — average high 93°F (34°C)
• Coolest monthJanuary — average low 32°F (0°C)
• Wettest monthDecember (2.4 in (61 mm))
• Driest monthJuly (0.1 in (2 mm))
• Annual precipitation17 in (422 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromMilton Freewater, 12 km away (1928-2026)