| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.71 | 0.73 | -0.02 |
| Feb | 1.07 | 1.18 | -0.11 |
| Mar | 2.00 | 1.95 | 0.05 |
| Apr | 3.02 | 3.01 | 0.01 |
| May | 4.95 | 5.12 | -0.17 |
| Jun | 4.42 | 4.44 | -0.02 |
| Jul | 4.39 | 4.35 | 0.04 |
| Aug | 4.10 | 4.18 | -0.08 |
| Sep | 2.68 | 2.75 | -0.07 |
| Oct | 2.42 | 2.45 | -0.03 |
| Nov | 1.42 | 1.42 | 0.00 |
| Dec | 1.19 | 1.24 | -0.05 |
32.37 | 32.82 | -0.45 |