| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.01 | 2.97 | 0.04 |
| Feb | 2.34 | 2.41 | -0.07 |
| Mar | 3.09 | 3.12 | -0.03 |
| Apr | 2.96 | 2.73 | 0.23 |
| May | 4.73 | 4.66 | 0.07 |
| Jun | 3.26 | 3.19 | 0.07 |
| Jul | 1.85 | 1.94 | -0.09 |
| Aug | 2.73 | 2.55 | 0.18 |
| Sep | 3.28 | 3.14 | 0.14 |
| Oct | 4.18 | 4.10 | 0.08 |
| Nov | 3.11 | 3.03 | 0.08 |
| Dec | 3.25 | 3.33 | -0.08 |
37.79 | 37.17 | 0.62 |