| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.00 | 2.04 | -0.04 |
| Feb | 1.72 | 1.87 | -0.15 |
| Mar | 2.28 | 2.35 | -0.07 |
| Apr | 3.81 | 3.85 | -0.04 |
| May | 4.52 | 4.58 | -0.06 |
| Jun | 4.41 | 4.43 | -0.02 |
| Jul | 4.06 | 4.08 | -0.02 |
| Aug | 3.99 | 3.87 | 0.12 |
| Sep | 3.15 | 3.26 | -0.11 |
| Oct | 3.35 | 3.35 | 0.00 |
| Nov | 2.58 | 2.53 | 0.05 |
| Dec | 2.10 | 2.14 | -0.04 |
37.97 | 38.35 | -0.38 |