| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.97 | 5.31 | -0.34 |
| Feb | 5.20 | 5.29 | -0.09 |
| Mar | 4.12 | 4.68 | -0.56 |
| Apr | 2.07 | 2.01 | 0.06 |
| May | 1.17 | 1.30 | -0.13 |
| Jun | 0.43 | 0.39 | 0.04 |
| Jul | 0.00 | 0.01 | -0.01 |
| Aug | 0.06 | 0.10 | -0.04 |
| Sep | 0.21 | 0.19 | 0.02 |
| Oct | 1.48 | 1.52 | -0.04 |
| Nov | 2.87 | 2.83 | 0.04 |
| Dec | 4.91 | 5.35 | -0.44 |
27.49 | 28.98 | -1.49 |