| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.65 | 1.78 | -0.13 |
| Feb | 1.57 | 1.71 | -0.14 |
| Mar | 2.06 | 2.10 | -0.04 |
| Apr | 3.71 | 3.87 | -0.16 |
| May | 3.72 | 3.77 | -0.05 |
| Jun | 4.21 | 4.37 | -0.16 |
| Jul | 3.33 | 3.42 | -0.09 |
| Aug | 3.61 | 3.60 | 0.01 |
| Sep | 3.27 | 3.14 | 0.13 |
| Oct | 2.89 | 2.99 | -0.10 |
| Nov | 2.19 | 2.24 | -0.05 |
| Dec | 1.89 | 1.95 | -0.06 |
34.10 | 34.94 | -0.84 |