| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.89 | 2.02 | -0.13 |
| Feb | 1.81 | 1.92 | -0.11 |
| Mar | 2.23 | 2.23 | 0.00 |
| Apr | 3.72 | 3.73 | -0.01 |
| May | 4.39 | 4.52 | -0.13 |
| Jun | 4.45 | 4.22 | 0.23 |
| Jul | 3.81 | 3.56 | 0.25 |
| Aug | 3.78 | 3.95 | -0.17 |
| Sep | 3.31 | 3.27 | 0.04 |
| Oct | 3.23 | 3.37 | -0.14 |
| Nov | 2.44 | 2.50 | -0.06 |
| Dec | 2.08 | 2.15 | -0.07 |
37.14 | 37.44 | -0.30 |