| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.72 | 0.66 | 0.06 |
| Feb | 1.08 | 1.10 | -0.02 |
| Mar | 1.98 | 2.00 | -0.02 |
| Apr | 3.23 | 3.30 | -0.07 |
| May | 4.96 | 5.03 | -0.07 |
| Jun | 4.92 | 5.14 | -0.22 |
| Jul | 4.49 | 4.37 | 0.12 |
| Aug | 4.21 | 4.15 | 0.06 |
| Sep | 2.94 | 3.05 | -0.11 |
| Oct | 2.38 | 2.43 | -0.05 |
| Nov | 1.52 | 1.53 | -0.01 |
| Dec | 1.22 | 1.21 | 0.01 |
33.65 | 33.97 | -0.32 |