West Richland

What is the climate like in West Richland?

The best time to visit West Richland is typically April – October, with trip comfort peaking in July (8.9/10). West Richland is warmest in July, when daily highs average 98°F (37°C), and coolest in January, when lows fall to about 29°F (-1°C). The wettest month is typically January and the driest is July; the year sees roughly 10.0 in (253 mm) of precipitation.

• Best time to visitApril – October — comfort peaks in July (8.9/10)
• Warmest monthJuly — average high 98°F (37°C)
• Coolest monthJanuary — average low 29°F (-1°C)
• Wettest monthJanuary (1.6 in (40 mm))
• Driest monthJuly (0.0 in (1 mm))
• Annual precipitation10.0 in (253 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromRichland, 8 km away (1944-2026)