| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.31 | 1.46 | -0.15 |
| Feb | 1.23 | 1.39 | -0.16 |
| Mar | 1.18 | 1.25 | -0.07 |
| Apr | 1.45 | 1.51 | -0.06 |
| May | 2.02 | 2.16 | -0.14 |
| Jun | 2.24 | 2.63 | -0.39 |
| Jul | 1.02 | 1.21 | -0.19 |
| Aug | 0.93 | 1.09 | -0.16 |
| Sep | 1.18 | 1.34 | -0.16 |
| Oct | 1.35 | 1.50 | -0.15 |
| Nov | 1.40 | 1.71 | -0.31 |
| Dec | 1.48 | 1.62 | -0.14 |
16.79 | 18.87 | -2.08 |