| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.65 | 0.65 | 0.00 |
| Feb | 0.59 | 0.59 | 0.00 |
| Mar | 1.46 | 1.46 | 0.00 |
| Apr | 1.90 | 1.89 | 0.01 |
| May | 2.75 | 2.74 | 0.01 |
| Jun | 3.45 | 3.40 | 0.05 |
| Jul | 2.95 | 2.84 | 0.11 |
| Aug | 2.88 | 2.92 | -0.04 |
| Sep | 1.52 | 1.48 | 0.04 |
| Oct | 1.86 | 2.02 | -0.16 |
| Nov | 0.77 | 0.77 | 0.00 |
| Dec | 0.97 | 0.96 | 0.01 |
21.75 | 21.72 | 0.03 |