| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.18 | 3.23 | -0.05 |
| Feb | 2.53 | 2.72 | -0.19 |
| Mar | 3.59 | 3.95 | -0.36 |
| Apr | 3.61 | 3.64 | -0.03 |
| May | 3.61 | 3.67 | -0.06 |
| Jun | 4.44 | 4.61 | -0.17 |
| Jul | 4.10 | 4.17 | -0.07 |
| Aug | 4.48 | 4.71 | -0.23 |
| Sep | 4.33 | 4.20 | 0.13 |
| Oct | 4.27 | 4.43 | -0.16 |
| Nov | 3.27 | 3.28 | -0.01 |
| Dec | 3.74 | 3.96 | -0.22 |
45.15 | 46.57 | -1.42 |