| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.57 | 1.64 | -0.07 |
| Feb | 1.51 | 1.58 | -0.07 |
| Mar | 1.95 | 1.96 | -0.01 |
| Apr | 3.66 | 3.74 | -0.08 |
| May | 3.79 | 3.83 | -0.04 |
| Jun | 4.47 | 4.48 | -0.01 |
| Jul | 3.62 | 3.72 | -0.10 |
| Aug | 3.74 | 3.66 | 0.08 |
| Sep | 3.18 | 3.10 | 0.08 |
| Oct | 2.79 | 2.75 | 0.04 |
| Nov | 2.07 | 2.09 | -0.02 |
| Dec | 1.79 | 1.92 | -0.13 |
34.14 | 34.47 | -0.33 |