| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.77 | 0.81 | -0.04 |
| Feb | 1.15 | 1.22 | -0.07 |
| Mar | 2.11 | 2.15 | -0.04 |
| Apr | 2.99 | 3.03 | -0.04 |
| May | 4.87 | 4.90 | -0.03 |
| Jun | 4.26 | 4.35 | -0.09 |
| Jul | 4.57 | 4.48 | 0.09 |
| Aug | 4.03 | 4.09 | -0.06 |
| Sep | 2.87 | 2.90 | -0.03 |
| Oct | 2.47 | 2.43 | 0.04 |
| Nov | 1.43 | 1.51 | -0.08 |
| Dec | 1.22 | 1.27 | -0.05 |
32.74 | 33.14 | -0.40 |