| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.44 | 1.47 | -0.03 |
| Feb | 1.66 | 1.72 | -0.06 |
| Mar | 2.43 | 2.47 | -0.04 |
| Apr | 3.68 | 3.61 | 0.07 |
| May | 4.64 | 4.77 | -0.13 |
| Jun | 4.78 | 4.73 | 0.05 |
| Jul | 4.00 | 4.22 | -0.22 |
| Aug | 3.91 | 3.85 | 0.06 |
| Sep | 3.40 | 3.36 | 0.04 |
| Oct | 2.79 | 2.75 | 0.04 |
| Nov | 2.26 | 2.21 | 0.05 |
| Dec | 1.86 | 1.95 | -0.09 |
36.85 | 37.11 | -0.26 |