| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.21 | 3.48 | -0.27 |
| Feb | 2.01 | 2.33 | -0.32 |
| Mar | 2.02 | 2.27 | -0.25 |
| Apr | 1.61 | 1.77 | -0.16 |
| May | 1.40 | 1.45 | -0.05 |
| Jun | 1.05 | 1.16 | -0.11 |
| Jul | 0.66 | 0.66 | 0.00 |
| Aug | 0.84 | 0.82 | 0.02 |
| Sep | 1.30 | 1.40 | -0.10 |
| Oct | 2.60 | 2.83 | -0.23 |
| Nov | 3.81 | 3.91 | -0.10 |
| Dec | 2.99 | 3.42 | -0.43 |
23.50 | 25.50 | -2.00 |