| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.43 | 1.53 | -0.10 |
| Feb | 1.39 | 1.42 | -0.03 |
| Mar | 1.19 | 1.29 | -0.10 |
| Apr | 1.01 | 1.09 | -0.08 |
| May | 1.06 | 1.06 | 0.00 |
| Jun | 0.46 | 0.47 | -0.01 |
| Jul | 1.32 | 1.37 | -0.05 |
| Aug | 1.62 | 1.61 | 0.01 |
| Sep | 1.73 | 1.79 | -0.06 |
| Oct | 1.39 | 1.42 | -0.03 |
| Nov | 1.14 | 1.21 | -0.07 |
| Dec | 1.19 | 1.31 | -0.12 |
14.93 | 15.57 | -0.64 |