| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.79 | 1.93 | -0.14 |
| Feb | 1.74 | 1.89 | -0.15 |
| Mar | 2.25 | 2.29 | -0.04 |
| Apr | 3.79 | 3.83 | -0.04 |
| May | 4.10 | 4.25 | -0.15 |
| Jun | 4.35 | 4.41 | -0.06 |
| Jul | 3.43 | 3.65 | -0.22 |
| Aug | 3.62 | 3.59 | 0.03 |
| Sep | 3.42 | 3.51 | -0.09 |
| Oct | 3.17 | 3.14 | 0.03 |
| Nov | 2.38 | 2.38 | 0.00 |
| Dec | 1.91 | 2.13 | -0.22 |
35.95 | 37.00 | -1.05 |