| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.34 | 2.49 | -0.15 |
| Feb | 2.07 | 2.12 | -0.05 |
| Mar | 2.48 | 2.53 | -0.05 |
| Apr | 3.53 | 3.58 | -0.05 |
| May | 4.13 | 4.20 | -0.07 |
| Jun | 3.91 | 3.93 | -0.02 |
| Jul | 4.06 | 4.03 | 0.03 |
| Aug | 3.55 | 3.47 | 0.08 |
| Sep | 2.81 | 2.89 | -0.08 |
| Oct | 2.76 | 2.72 | 0.04 |
| Nov | 2.80 | 2.79 | 0.01 |
| Dec | 2.40 | 2.38 | 0.02 |
36.84 | 37.13 | -0.29 |