| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.57 | 2.71 | -0.14 |
| Feb | 2.17 | 2.33 | -0.16 |
| Mar | 3.43 | 3.57 | -0.14 |
| Apr | 4.65 | 4.76 | -0.11 |
| May | 4.97 | 5.03 | -0.06 |
| Jun | 4.45 | 4.46 | -0.01 |
| Jul | 3.86 | 3.95 | -0.09 |
| Aug | 3.41 | 3.39 | 0.02 |
| Sep | 3.49 | 3.42 | 0.07 |
| Oct | 3.12 | 3.17 | -0.05 |
| Nov | 3.38 | 3.53 | -0.15 |
| Dec | 2.71 | 2.71 | 0.00 |
42.21 | 43.03 | -0.82 |