| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.33 | 0.30 | 0.03 |
| Feb | 0.39 | 0.30 | 0.09 |
| Mar | 0.84 | 0.79 | 0.05 |
| Apr | 1.56 | 1.52 | 0.04 |
| May | 1.51 | 1.51 | 0.00 |
| Jun | 1.12 | 1.11 | 0.01 |
| Jul | 1.86 | 2.17 | -0.31 |
| Aug | 2.00 | 1.79 | 0.21 |
| Sep | 0.94 | 0.75 | 0.19 |
| Oct | 0.89 | 0.79 | 0.10 |
| Nov | 0.55 | 0.43 | 0.12 |
| Dec | 0.31 | 0.30 | 0.01 |
12.30 | 11.76 | 0.54 |