| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.97 | 0.98 | -0.01 |
| Feb | 1.04 | 1.02 | 0.02 |
| Mar | 1.80 | 1.85 | -0.05 |
| Apr | 3.06 | 3.05 | 0.01 |
| May | 4.10 | 4.07 | 0.03 |
| Jun | 4.79 | 4.88 | -0.09 |
| Jul | 3.91 | 4.01 | -0.10 |
| Aug | 4.12 | 4.35 | -0.23 |
| Sep | 3.62 | 3.53 | 0.09 |
| Oct | 2.88 | 2.83 | 0.05 |
| Nov | 1.83 | 1.76 | 0.07 |
| Dec | 1.34 | 1.32 | 0.02 |
33.46 | 33.65 | -0.19 |