| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.31 | 0.34 | -0.03 |
| Feb | 0.36 | 0.32 | 0.04 |
| Mar | 0.79 | 0.81 | -0.02 |
| Apr | 1.51 | 1.60 | -0.09 |
| May | 1.47 | 1.48 | -0.01 |
| Jun | 1.10 | 1.15 | -0.05 |
| Jul | 1.87 | 2.19 | -0.32 |
| Aug | 2.01 | 2.07 | -0.06 |
| Sep | 0.92 | 0.79 | 0.13 |
| Oct | 0.88 | 0.84 | 0.04 |
| Nov | 0.53 | 0.45 | 0.08 |
| Dec | 0.28 | 0.33 | -0.05 |
12.03 | 12.37 | -0.34 |