Climate almanac
Spokane Valley
Washington, United States · 47.67°, -117.24°
What is the climate like in Spokane Valley?
The best time to visit Spokane Valley is typically June – September, with trip comfort peaking in July (9.1/10). Spokane Valley is warmest in July, when daily highs average 89°F (31°C), and coolest in February, when lows fall to about 26°F (-4°C). The wettest month is typically December and the driest is July; the year sees roughly 26 in (650 mm) of precipitation.
- Best time to visitJune – September — comfort peaks in July (9.1/10)
- Warmest monthJuly — average high 89°F (31°C)
- Coolest monthFebruary — average low 26°F (-4°C)
- Wettest monthDecember (3.8 in (97 mm))
- Driest monthJuly (0.2 in (6 mm))
- Annual precipitation26 in (650 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromSpokane Intl AP, 22 km away (1889-2026)