| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.15 | 3.20 | -0.05 |
| Feb | 2.54 | 2.68 | -0.14 |
| Mar | 3.53 | 3.77 | -0.24 |
| Apr | 3.61 | 3.84 | -0.23 |
| May | 3.58 | 3.72 | -0.14 |
| Jun | 4.68 | 4.75 | -0.07 |
| Jul | 4.40 | 4.64 | -0.24 |
| Aug | 4.47 | 4.50 | -0.03 |
| Sep | 4.42 | 4.57 | -0.15 |
| Oct | 4.39 | 4.52 | -0.13 |
| Nov | 3.13 | 3.23 | -0.10 |
| Dec | 3.78 | 3.88 | -0.10 |
45.68 | 47.30 | -1.62 |