| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.79 | 5.44 | -0.65 |
| Feb | 3.52 | 3.89 | -0.37 |
| Mar | 4.12 | 4.25 | -0.13 |
| Apr | 2.91 | 3.00 | -0.09 |
| May | 2.14 | 2.21 | -0.07 |
| Jun | 1.71 | 1.87 | -0.16 |
| Jul | 0.83 | 0.84 | -0.01 |
| Aug | 0.99 | 1.01 | -0.02 |
| Sep | 1.68 | 1.83 | -0.15 |
| Oct | 3.77 | 3.90 | -0.13 |
| Nov | 5.26 | 6.11 | -0.85 |
| Dec | 5.30 | 5.75 | -0.45 |
37.02 | 40.10 | -3.08 |