| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.39 | 3.43 | -0.04 |
| Feb | 2.84 | 2.99 | -0.15 |
| Mar | 3.53 | 3.52 | 0.01 |
| Apr | 2.79 | 2.89 | -0.10 |
| May | 3.47 | 3.30 | 0.17 |
| Jun | 7.63 | 7.59 | 0.04 |
| Jul | 6.92 | 7.23 | -0.31 |
| Aug | 7.61 | 7.73 | -0.12 |
| Sep | 6.02 | 5.71 | 0.31 |
| Oct | 2.92 | 3.02 | -0.10 |
| Nov | 2.02 | 2.13 | -0.11 |
| Dec | 2.89 | 2.93 | -0.04 |
52.03 | 52.47 | -0.44 |