| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.59 | 6.10 | -0.51 |
| Feb | 3.80 | 4.09 | -0.29 |
| Mar | 4.14 | 4.53 | -0.39 |
| Apr | 3.14 | 3.30 | -0.16 |
| May | 1.88 | 1.97 | -0.09 |
| Jun | 1.41 | 1.52 | -0.11 |
| Jul | 0.63 | 0.64 | -0.01 |
| Aug | 0.90 | 0.89 | 0.01 |
| Sep | 1.52 | 1.56 | -0.04 |
| Oct | 3.82 | 4.00 | -0.18 |
| Nov | 6.09 | 6.47 | -0.38 |
| Dec | 5.65 | 6.27 | -0.62 |
38.57 | 41.34 | -2.77 |