| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.77 | 0.83 | -0.06 |
| Feb | 0.87 | 0.94 | -0.07 |
| Mar | 1.74 | 1.74 | 0.00 |
| Apr | 3.30 | 3.32 | -0.02 |
| May | 4.36 | 4.46 | -0.10 |
| Jun | 4.85 | 4.88 | -0.03 |
| Jul | 3.84 | 3.97 | -0.13 |
| Aug | 3.72 | 3.71 | 0.01 |
| Sep | 3.31 | 3.34 | -0.03 |
| Oct | 2.35 | 2.51 | -0.16 |
| Nov | 1.44 | 1.45 | -0.01 |
| Dec | 1.13 | 1.15 | -0.02 |
31.68 | 32.30 | -0.62 |