| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.22 | 1.16 | 0.06 |
| Feb | 1.49 | 1.43 | 0.06 |
| Mar | 2.51 | 2.52 | -0.01 |
| Apr | 3.52 | 3.53 | -0.01 |
| May | 5.02 | 4.88 | 0.14 |
| Jun | 4.74 | 4.72 | 0.02 |
| Jul | 3.27 | 3.22 | 0.05 |
| Aug | 3.45 | 3.40 | 0.05 |
| Sep | 3.14 | 3.27 | -0.13 |
| Oct | 3.25 | 3.21 | 0.04 |
| Nov | 2.03 | 1.89 | 0.14 |
| Dec | 1.62 | 1.65 | -0.03 |
35.26 | 34.88 | 0.38 |