| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.70 | 5.12 | -1.42 |
| Feb | 2.95 | 3.65 | -0.70 |
| Mar | 2.96 | 3.22 | -0.26 |
| Apr | 3.57 | 3.68 | -0.11 |
| May | 3.64 | 3.75 | -0.11 |
| Jun | 3.85 | 3.77 | 0.08 |
| Jul | 3.64 | 3.56 | 0.08 |
| Aug | 3.57 | 3.68 | -0.11 |
| Sep | 4.01 | 4.15 | -0.14 |
| Oct | 4.75 | 4.92 | -0.17 |
| Nov | 4.17 | 4.43 | -0.26 |
| Dec | 4.23 | 5.07 | -0.84 |
45.04 | 49.00 | -3.96 |