| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.10 | 1.17 | -0.07 |
| Feb | 1.06 | 1.08 | -0.02 |
| Mar | 1.81 | 1.81 | 0.00 |
| Apr | 3.26 | 3.32 | -0.06 |
| May | 3.96 | 3.98 | -0.02 |
| Jun | 4.72 | 4.75 | -0.03 |
| Jul | 3.79 | 3.78 | 0.01 |
| Aug | 4.00 | 3.98 | 0.02 |
| Sep | 3.53 | 3.54 | -0.01 |
| Oct | 2.67 | 2.70 | -0.03 |
| Nov | 1.84 | 1.86 | -0.02 |
| Dec | 1.45 | 1.52 | -0.07 |
33.19 | 33.49 | -0.30 |