| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.33 | 5.36 | -1.03 |
| Feb | 3.24 | 3.75 | -0.51 |
| Mar | 3.97 | 4.03 | -0.06 |
| Apr | 2.82 | 3.19 | -0.37 |
| May | 2.17 | 2.24 | -0.07 |
| Jun | 1.72 | 1.88 | -0.16 |
| Jul | 0.85 | 0.84 | 0.01 |
| Aug | 1.01 | 0.96 | 0.05 |
| Sep | 1.65 | 1.74 | -0.09 |
| Oct | 3.55 | 3.85 | -0.30 |
| Nov | 4.79 | 5.98 | -1.19 |
| Dec | 4.80 | 5.63 | -0.83 |
34.90 | 39.45 | -4.55 |