| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.21 | 2.10 | 0.11 |
| Feb | 1.83 | 1.72 | 0.11 |
| Mar | 2.43 | 2.39 | 0.04 |
| Apr | 2.96 | 2.84 | 0.12 |
| May | 3.30 | 3.26 | 0.04 |
| Jun | 3.99 | 3.53 | 0.46 |
| Jul | 4.05 | 3.71 | 0.34 |
| Aug | 3.60 | 3.66 | -0.06 |
| Sep | 3.53 | 3.66 | -0.13 |
| Oct | 3.66 | 3.66 | 0.00 |
| Nov | 2.74 | 2.72 | 0.02 |
| Dec | 2.52 | 2.31 | 0.21 |
36.82 | 35.56 | 1.26 |