| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.39 | 1.43 | -0.04 |
| Feb | 1.52 | 1.52 | 0.00 |
| Mar | 2.09 | 2.06 | 0.03 |
| Apr | 3.72 | 3.74 | -0.02 |
| May | 4.18 | 4.28 | -0.10 |
| Jun | 5.46 | 5.46 | 0.00 |
| Jul | 4.27 | 4.21 | 0.06 |
| Aug | 4.11 | 4.14 | -0.03 |
| Sep | 3.74 | 3.72 | 0.02 |
| Oct | 3.00 | 2.95 | 0.05 |
| Nov | 2.36 | 2.31 | 0.05 |
| Dec | 1.74 | 1.73 | 0.01 |
37.58 | 37.55 | 0.03 |