| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.49 | 1.64 | -0.15 |
| Feb | 1.38 | 1.50 | -0.12 |
| Mar | 1.89 | 1.91 | -0.02 |
| Apr | 3.55 | 3.61 | -0.06 |
| May | 3.75 | 3.78 | -0.03 |
| Jun | 4.56 | 4.31 | 0.25 |
| Jul | 3.70 | 3.84 | -0.14 |
| Aug | 3.78 | 3.83 | -0.05 |
| Sep | 3.17 | 3.11 | 0.06 |
| Oct | 2.74 | 2.79 | -0.05 |
| Nov | 2.04 | 2.06 | -0.02 |
| Dec | 1.71 | 1.91 | -0.20 |
33.76 | 34.29 | -0.53 |