| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.57 | 0.53 | 0.04 |
| Feb | 0.82 | 0.75 | 0.07 |
| Mar | 1.34 | 1.28 | 0.06 |
| Apr | 2.14 | 2.05 | 0.09 |
| May | 3.87 | 3.61 | 0.26 |
| Jun | 3.43 | 3.16 | 0.27 |
| Jul | 3.95 | 3.95 | 0.00 |
| Aug | 3.44 | 3.35 | 0.09 |
| Sep | 2.01 | 2.10 | -0.09 |
| Oct | 1.77 | 1.68 | 0.09 |
| Nov | 0.93 | 0.89 | 0.04 |
| Dec | 0.83 | 0.82 | 0.01 |
25.10 | 24.17 | 0.93 |