| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.84 | 2.89 | -0.05 |
| Feb | 2.42 | 2.53 | -0.11 |
| Mar | 3.39 | 3.44 | -0.05 |
| Apr | 3.73 | 3.67 | 0.06 |
| May | 3.97 | 3.81 | 0.16 |
| Jun | 4.09 | 4.03 | 0.06 |
| Jul | 4.02 | 3.71 | 0.31 |
| Aug | 3.90 | 3.79 | 0.11 |
| Sep | 4.13 | 4.14 | -0.01 |
| Oct | 3.48 | 3.61 | -0.13 |
| Nov | 3.14 | 3.10 | 0.04 |
| Dec | 3.23 | 3.25 | -0.02 |
42.34 | 41.97 | 0.37 |