| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.79 | 2.98 | -0.19 |
| Feb | 2.38 | 2.52 | -0.14 |
| Mar | 3.34 | 3.47 | -0.13 |
| Apr | 3.29 | 3.39 | -0.10 |
| May | 3.39 | 3.45 | -0.06 |
| Jun | 4.19 | 3.94 | 0.25 |
| Jul | 3.61 | 3.57 | 0.04 |
| Aug | 4.11 | 4.07 | 0.04 |
| Sep | 4.04 | 4.03 | 0.01 |
| Oct | 4.60 | 4.65 | -0.05 |
| Nov | 3.11 | 3.22 | -0.11 |
| Dec | 3.68 | 3.78 | -0.10 |
42.53 | 43.07 | -0.54 |