| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.56 | 0.56 | 0.00 |
| Feb | 0.82 | 0.77 | 0.05 |
| Mar | 1.34 | 1.29 | 0.05 |
| Apr | 2.15 | 2.04 | 0.11 |
| May | 3.88 | 3.69 | 0.19 |
| Jun | 3.44 | 3.21 | 0.23 |
| Jul | 3.93 | 3.98 | -0.05 |
| Aug | 3.46 | 3.39 | 0.07 |
| Sep | 2.00 | 2.16 | -0.16 |
| Oct | 1.79 | 1.73 | 0.06 |
| Nov | 0.95 | 0.91 | 0.04 |
| Dec | 0.82 | 0.84 | -0.02 |
25.14 | 24.57 | 0.57 |