| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.49 | 2.31 | 0.18 |
| Feb | 1.97 | 1.81 | 0.16 |
| Mar | 3.03 | 2.52 | 0.51 |
| Apr | 2.53 | 2.63 | -0.10 |
| May | 3.95 | 3.94 | 0.01 |
| Jun | 3.87 | 3.75 | 0.12 |
| Jul | 2.96 | 2.92 | 0.04 |
| Aug | 2.92 | 2.82 | 0.10 |
| Sep | 4.56 | 4.34 | 0.22 |
| Oct | 3.54 | 3.49 | 0.05 |
| Nov | 2.63 | 2.46 | 0.17 |
| Dec | 2.15 | 2.22 | -0.07 |
36.60 | 35.21 | 1.39 |