| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.53 | 0.38 | 0.15 |
| Feb | 0.49 | 0.41 | 0.08 |
| Mar | 0.91 | 0.63 | 0.28 |
| Apr | 1.41 | 1.12 | 0.29 |
| May | 2.24 | 1.89 | 0.35 |
| Jun | 1.39 | 1.31 | 0.08 |
| Jul | 0.93 | 0.92 | 0.01 |
| Aug | 0.63 | 0.81 | -0.18 |
| Sep | 1.12 | 1.17 | -0.05 |
| Oct | 1.31 | 1.02 | 0.29 |
| Nov | 0.63 | 0.42 | 0.21 |
| Dec | 0.58 | 0.45 | 0.13 |
12.17 | 10.53 | 1.64 |