| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.09 | 2.12 | -0.03 |
| Feb | 1.88 | 1.90 | -0.02 |
| Mar | 2.55 | 2.65 | -0.10 |
| Apr | 2.46 | 2.43 | 0.03 |
| May | 4.70 | 4.73 | -0.03 |
| Jun | 3.42 | 3.43 | -0.01 |
| Jul | 2.17 | 2.53 | -0.36 |
| Aug | 2.34 | 2.61 | -0.27 |
| Sep | 3.62 | 3.82 | -0.20 |
| Oct | 3.55 | 3.75 | -0.20 |
| Nov | 2.59 | 2.71 | -0.12 |
| Dec | 2.02 | 2.21 | -0.19 |
33.39 | 34.89 | -1.50 |