| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.95 | 1.01 | -0.06 |
| Feb | 0.97 | 1.03 | -0.06 |
| Mar | 1.59 | 1.64 | -0.05 |
| Apr | 2.90 | 2.93 | -0.03 |
| May | 3.93 | 3.96 | -0.03 |
| Jun | 4.36 | 4.39 | -0.03 |
| Jul | 4.21 | 4.34 | -0.13 |
| Aug | 4.07 | 4.07 | 0.00 |
| Sep | 3.88 | 3.88 | 0.00 |
| Oct | 3.35 | 3.39 | -0.04 |
| Nov | 1.86 | 1.84 | 0.02 |
| Dec | 1.37 | 1.40 | -0.03 |
33.44 | 33.88 | -0.44 |