| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.56 | 0.57 | -0.01 |
| Feb | 0.81 | 0.77 | 0.04 |
| Mar | 1.34 | 1.30 | 0.04 |
| Apr | 2.13 | 2.06 | 0.07 |
| May | 3.91 | 3.71 | 0.20 |
| Jun | 3.44 | 3.22 | 0.22 |
| Jul | 3.90 | 4.01 | -0.11 |
| Aug | 3.47 | 3.41 | 0.06 |
| Sep | 1.98 | 2.23 | -0.25 |
| Oct | 1.80 | 1.75 | 0.05 |
| Nov | 0.95 | 0.92 | 0.03 |
| Dec | 0.82 | 0.84 | -0.02 |
25.11 | 24.79 | 0.32 |