| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.74 | 6.31 | -0.57 |
| Feb | 3.93 | 4.39 | -0.46 |
| Mar | 4.26 | 4.92 | -0.66 |
| Apr | 3.32 | 3.81 | -0.49 |
| May | 2.01 | 2.43 | -0.42 |
| Jun | 1.55 | 1.93 | -0.38 |
| Jul | 0.64 | 0.78 | -0.14 |
| Aug | 0.89 | 1.07 | -0.18 |
| Sep | 1.57 | 1.96 | -0.39 |
| Oct | 4.01 | 4.59 | -0.58 |
| Nov | 6.37 | 7.01 | -0.64 |
| Dec | 5.79 | 6.23 | -0.44 |
40.08 | 45.43 | -5.35 |