| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.22 | 0.22 | 0.00 |
| Feb | 0.27 | 0.25 | 0.02 |
| Mar | 0.65 | 0.75 | -0.10 |
| Apr | 1.32 | 1.25 | 0.07 |
| May | 2.29 | 2.36 | -0.07 |
| Jun | 1.95 | 1.79 | 0.16 |
| Jul | 1.87 | 1.81 | 0.06 |
| Aug | 1.79 | 1.68 | 0.11 |
| Sep | 1.23 | 1.17 | 0.06 |
| Oct | 0.95 | 0.87 | 0.08 |
| Nov | 0.43 | 0.44 | -0.01 |
| Dec | 0.27 | 0.37 | -0.10 |
13.24 | 12.96 | 0.28 |