| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.37 | 1.03 | 0.34 |
| Feb | 0.91 | 0.70 | 0.21 |
| Mar | 1.30 | 1.23 | 0.07 |
| Apr | 1.46 | 1.47 | -0.01 |
| May | 1.86 | 1.94 | -0.08 |
| Jun | 1.27 | 1.32 | -0.05 |
| Jul | 0.46 | 0.45 | 0.01 |
| Aug | 0.45 | 0.47 | -0.02 |
| Sep | 0.52 | 0.52 | 0.00 |
| Oct | 1.14 | 1.07 | 0.07 |
| Nov | 1.39 | 1.21 | 0.18 |
| Dec | 1.45 | 1.10 | 0.35 |
13.58 | 12.51 | 1.07 |