| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.95 | 2.11 | -0.16 |
| Feb | 1.82 | 1.97 | -0.15 |
| Mar | 2.26 | 2.27 | -0.01 |
| Apr | 3.72 | 3.83 | -0.11 |
| May | 4.48 | 4.59 | -0.11 |
| Jun | 4.43 | 4.34 | 0.09 |
| Jul | 3.75 | 3.64 | 0.11 |
| Aug | 3.82 | 3.96 | -0.14 |
| Sep | 3.30 | 3.26 | 0.04 |
| Oct | 3.35 | 3.49 | -0.14 |
| Nov | 2.45 | 2.60 | -0.15 |
| Dec | 2.09 | 2.23 | -0.14 |
37.42 | 38.29 | -0.87 |