| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.46 | 1.60 | -0.14 |
| Feb | 1.27 | 1.42 | -0.15 |
| Mar | 1.85 | 1.94 | -0.09 |
| Apr | 3.33 | 3.53 | -0.20 |
| May | 3.49 | 3.89 | -0.40 |
| Jun | 4.09 | 4.02 | 0.07 |
| Jul | 3.58 | 3.56 | 0.02 |
| Aug | 3.42 | 3.51 | -0.09 |
| Sep | 2.72 | 2.78 | -0.06 |
| Oct | 2.76 | 2.92 | -0.16 |
| Nov | 1.92 | 2.05 | -0.13 |
| Dec | 1.64 | 1.80 | -0.16 |
31.53 | 33.02 | -1.49 |