| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.63 | 1.66 | -0.03 |
| Feb | 1.54 | 1.69 | -0.15 |
| Mar | 2.16 | 2.27 | -0.11 |
| Apr | 2.38 | 2.29 | 0.09 |
| May | 3.65 | 3.64 | 0.01 |
| Jun | 3.10 | 3.11 | -0.01 |
| Jul | 2.24 | 2.39 | -0.15 |
| Aug | 2.16 | 2.33 | -0.17 |
| Sep | 3.49 | 3.57 | -0.08 |
| Oct | 2.64 | 2.68 | -0.04 |
| Nov | 1.96 | 2.05 | -0.09 |
| Dec | 1.68 | 1.92 | -0.24 |
28.63 | 29.60 | -0.97 |