| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.50 | 1.64 | -0.14 |
| Feb | 1.39 | 1.52 | -0.13 |
| Mar | 1.87 | 1.93 | -0.06 |
| Apr | 3.55 | 3.65 | -0.10 |
| May | 3.70 | 3.77 | -0.07 |
| Jun | 4.46 | 4.29 | 0.17 |
| Jul | 3.63 | 3.79 | -0.16 |
| Aug | 3.72 | 3.77 | -0.05 |
| Sep | 3.11 | 3.09 | 0.02 |
| Oct | 2.70 | 2.74 | -0.04 |
| Nov | 2.02 | 2.06 | -0.04 |
| Dec | 1.71 | 1.91 | -0.20 |
33.36 | 34.16 | -0.80 |