| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.06 | 2.17 | -0.11 |
| Feb | 1.89 | 2.01 | -0.12 |
| Mar | 2.55 | 2.68 | -0.13 |
| Apr | 2.44 | 2.48 | -0.04 |
| May | 4.73 | 4.89 | -0.16 |
| Jun | 3.48 | 3.58 | -0.10 |
| Jul | 2.18 | 2.52 | -0.34 |
| Aug | 2.39 | 2.66 | -0.27 |
| Sep | 3.65 | 3.87 | -0.22 |
| Oct | 3.43 | 3.72 | -0.29 |
| Nov | 2.50 | 2.80 | -0.30 |
| Dec | 1.95 | 2.21 | -0.26 |
33.25 | 35.59 | -2.34 |