| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.34 | 2.40 | -0.06 |
| Feb | 2.03 | 2.07 | -0.04 |
| Mar | 2.40 | 2.47 | -0.07 |
| Apr | 3.42 | 3.49 | -0.07 |
| May | 4.10 | 4.20 | -0.10 |
| Jun | 3.72 | 3.71 | 0.01 |
| Jul | 3.55 | 3.53 | 0.02 |
| Aug | 3.58 | 3.76 | -0.18 |
| Sep | 3.11 | 3.10 | 0.01 |
| Oct | 2.81 | 2.82 | -0.01 |
| Nov | 2.86 | 2.94 | -0.08 |
| Dec | 2.31 | 2.40 | -0.09 |
36.23 | 36.89 | -0.66 |