| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.03 | 2.17 | -0.14 |
| Feb | 1.89 | 2.04 | -0.15 |
| Mar | 2.56 | 2.70 | -0.14 |
| Apr | 2.43 | 2.48 | -0.05 |
| May | 4.68 | 4.97 | -0.29 |
| Jun | 3.47 | 3.66 | -0.19 |
| Jul | 2.15 | 2.56 | -0.41 |
| Aug | 2.38 | 2.59 | -0.21 |
| Sep | 3.64 | 3.87 | -0.23 |
| Oct | 3.44 | 3.72 | -0.28 |
| Nov | 2.47 | 2.80 | -0.33 |
| Dec | 1.93 | 2.23 | -0.30 |
33.07 | 35.79 | -2.72 |