| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.85 | 0.89 | -0.04 |
| Feb | 1.20 | 1.35 | -0.15 |
| Mar | 2.22 | 2.30 | -0.08 |
| Apr | 3.70 | 3.77 | -0.07 |
| May | 5.19 | 5.32 | -0.13 |
| Jun | 4.99 | 5.01 | -0.02 |
| Jul | 4.10 | 4.17 | -0.07 |
| Aug | 4.30 | 4.43 | -0.13 |
| Sep | 3.51 | 3.57 | -0.06 |
| Oct | 2.72 | 2.94 | -0.22 |
| Nov | 1.82 | 1.88 | -0.06 |
| Dec | 1.43 | 1.56 | -0.13 |
36.03 | 37.19 | -1.16 |