| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.34 | 2.41 | -0.07 |
| Feb | 1.97 | 1.89 | 0.08 |
| Mar | 2.71 | 2.72 | -0.01 |
| Apr | 2.55 | 2.53 | 0.02 |
| May | 4.21 | 4.43 | -0.22 |
| Jun | 3.51 | 3.36 | 0.15 |
| Jul | 2.28 | 2.07 | 0.21 |
| Aug | 2.36 | 2.44 | -0.08 |
| Sep | 3.59 | 3.87 | -0.28 |
| Oct | 4.27 | 4.29 | -0.02 |
| Nov | 2.62 | 2.90 | -0.28 |
| Dec | 2.37 | 2.55 | -0.18 |
34.78 | 35.46 | -0.68 |