| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.07 | 2.28 | -0.21 |
| Feb | 1.73 | 1.82 | -0.09 |
| Mar | 2.15 | 2.16 | -0.01 |
| Apr | 2.98 | 3.07 | -0.09 |
| May | 3.86 | 3.79 | 0.07 |
| Jun | 3.32 | 3.23 | 0.09 |
| Jul | 3.43 | 3.20 | 0.23 |
| Aug | 3.26 | 3.24 | 0.02 |
| Sep | 3.00 | 3.07 | -0.07 |
| Oct | 2.74 | 2.84 | -0.10 |
| Nov | 2.45 | 2.52 | -0.07 |
| Dec | 2.06 | 2.21 | -0.15 |
33.05 | 33.43 | -0.38 |