| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.43 | 1.06 | 0.37 |
| Feb | 1.44 | 1.07 | 0.37 |
| Mar | 1.67 | 1.37 | 0.30 |
| Apr | 2.05 | 1.58 | 0.47 |
| May | 1.74 | 1.34 | 0.40 |
| Jun | 1.20 | 1.17 | 0.03 |
| Jul | 1.73 | 1.78 | -0.05 |
| Aug | 1.75 | 1.79 | -0.04 |
| Sep | 1.47 | 1.39 | 0.08 |
| Oct | 1.35 | 1.05 | 0.30 |
| Nov | 1.39 | 0.86 | 0.53 |
| Dec | 1.33 | 1.07 | 0.26 |
18.55 | 15.53 | 3.02 |