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Climate Statistics · City

Normal annual rainfall in Spokane Valley

1991–2020 · 1 data point Updated Oct 21, 2026
Climate · Spokane Valley

Source: NOAA National Centers for Environmental Information — GHCN-Daily, 1991–2020

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Latest value · 1991–2020 16.5 in
Weather through the year long-term average 1991–2020 · Spokane Intl Ap weather station, 22 km away
35° 24°
Jan
40° 26°
Feb
49° 31°
Mar
57° 36°
Apr
67° 44°
May
74° 50°
Jun
84° 57°
Jul
84° 56°
Aug
74° 48°
Sep
58° 37°
Oct
42° 29°
Nov
34° 24°
Dec
2.0
1.4
1.8
1.3
1.5
1.2
0.4
0.5
0.6
1.4
2.1
2.3
High and low, °F Precipitation, inches

Source: NOAA National Centers for Environmental Information — GHCN-Daily, 1991–2020

What it means

How much rain and snow (as water) falls in a typical year.

How it is calculated

Sum of the twelve monthly precipitation normals at the nearest weather station: 1991–2020, or the latest ten years; months with a few missing days are scaled up.