| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.80 | 7.24 | -0.44 |
| Feb | 6.48 | 7.00 | -0.52 |
| Mar | 4.84 | 4.88 | -0.04 |
| Apr | 2.24 | 2.37 | -0.13 |
| May | 1.28 | 1.35 | -0.07 |
| Jun | 0.27 | 0.34 | -0.07 |
| Jul | 0.01 | 0.02 | -0.01 |
| Aug | 0.03 | 0.04 | -0.01 |
| Sep | 0.13 | 0.14 | -0.01 |
| Oct | 1.65 | 1.73 | -0.08 |
| Nov | 3.52 | 3.64 | -0.12 |
| Dec | 6.91 | 7.40 | -0.49 |
34.16 | 36.15 | -1.99 |