| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.97 | 3.16 | -0.19 |
| Feb | 2.53 | 2.57 | -0.04 |
| Mar | 3.26 | 3.29 | -0.03 |
| Apr | 3.41 | 3.44 | -0.03 |
| May | 3.94 | 4.01 | -0.07 |
| Jun | 4.28 | 4.38 | -0.10 |
| Jul | 4.29 | 4.13 | 0.16 |
| Aug | 3.65 | 3.60 | 0.05 |
| Sep | 3.41 | 3.39 | 0.02 |
| Oct | 2.96 | 3.01 | -0.05 |
| Nov | 2.83 | 2.95 | -0.12 |
| Dec | 3.11 | 3.22 | -0.11 |
40.64 | 41.15 | -0.51 |