| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.16 | 1.16 | 0.00 |
| Feb | 1.05 | 1.04 | 0.01 |
| Mar | 1.73 | 1.67 | 0.06 |
| Apr | 3.06 | 3.05 | 0.01 |
| May | 3.72 | 3.77 | -0.05 |
| Jun | 4.62 | 4.62 | 0.00 |
| Jul | 3.77 | 3.72 | 0.05 |
| Aug | 3.85 | 4.02 | -0.17 |
| Sep | 3.77 | 3.83 | -0.06 |
| Oct | 2.96 | 3.01 | -0.05 |
| Nov | 1.85 | 1.88 | -0.03 |
| Dec | 1.50 | 1.50 | 0.00 |
33.04 | 33.27 | -0.23 |