| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.27 | 3.41 | -0.14 |
| Feb | 2.74 | 2.82 | -0.08 |
| Mar | 3.69 | 3.71 | -0.02 |
| Apr | 4.70 | 4.88 | -0.18 |
| May | 5.05 | 5.08 | -0.03 |
| Jun | 4.96 | 5.12 | -0.16 |
| Jul | 4.28 | 4.30 | -0.02 |
| Aug | 3.54 | 3.38 | 0.16 |
| Sep | 3.18 | 3.19 | -0.01 |
| Oct | 3.45 | 3.33 | 0.12 |
| Nov | 3.49 | 3.60 | -0.11 |
| Dec | 3.42 | 3.52 | -0.10 |
45.77 | 46.34 | -0.57 |