| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.52 | 0.60 | -0.08 |
| Feb | 0.71 | 0.82 | -0.11 |
| Mar | 1.32 | 1.26 | 0.06 |
| Apr | 2.09 | 2.06 | 0.03 |
| May | 3.99 | 4.03 | -0.04 |
| Jun | 3.47 | 3.35 | 0.12 |
| Jul | 3.99 | 4.04 | -0.05 |
| Aug | 3.49 | 3.57 | -0.08 |
| Sep | 2.12 | 2.18 | -0.06 |
| Oct | 1.82 | 1.80 | 0.02 |
| Nov | 0.95 | 0.99 | -0.04 |
| Dec | 0.83 | 0.89 | -0.06 |
25.30 | 25.59 | -0.29 |