| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.12 | 1.15 | -0.03 |
| Feb | 1.01 | 1.02 | -0.01 |
| Mar | 1.66 | 1.68 | -0.02 |
| Apr | 2.98 | 3.02 | -0.04 |
| May | 3.64 | 3.70 | -0.06 |
| Jun | 4.48 | 4.41 | 0.07 |
| Jul | 3.75 | 3.72 | 0.03 |
| Aug | 3.52 | 3.61 | -0.09 |
| Sep | 3.57 | 3.67 | -0.10 |
| Oct | 2.95 | 2.97 | -0.02 |
| Nov | 1.83 | 1.87 | -0.04 |
| Dec | 1.48 | 1.53 | -0.05 |
31.99 | 32.35 | -0.36 |