| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.37 | 3.44 | -0.07 |
| Feb | 2.78 | 2.96 | -0.18 |
| Mar | 3.43 | 3.64 | -0.21 |
| Apr | 3.83 | 4.05 | -0.22 |
| May | 3.97 | 4.36 | -0.39 |
| Jun | 4.71 | 4.88 | -0.17 |
| Jul | 4.50 | 4.96 | -0.46 |
| Aug | 4.37 | 4.48 | -0.11 |
| Sep | 3.72 | 4.17 | -0.45 |
| Oct | 4.81 | 5.00 | -0.19 |
| Nov | 3.42 | 3.73 | -0.31 |
| Dec | 3.93 | 4.30 | -0.37 |
46.84 | 49.97 | -3.13 |