| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.30 | 3.46 | -0.16 |
| Feb | 2.94 | 2.97 | -0.03 |
| Mar | 3.96 | 4.06 | -0.10 |
| Apr | 4.60 | 4.67 | -0.07 |
| May | 4.82 | 4.92 | -0.10 |
| Jun | 4.80 | 4.68 | 0.12 |
| Jul | 4.17 | 4.11 | 0.06 |
| Aug | 3.39 | 3.27 | 0.12 |
| Sep | 3.12 | 3.31 | -0.19 |
| Oct | 3.25 | 3.28 | -0.03 |
| Nov | 3.20 | 3.27 | -0.07 |
| Dec | 3.58 | 3.71 | -0.13 |
45.13 | 45.71 | -0.58 |