| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.32 | 2.40 | -0.08 |
| Feb | 1.96 | 2.17 | -0.21 |
| Mar | 2.36 | 2.55 | -0.19 |
| Apr | 3.19 | 3.17 | 0.02 |
| May | 3.67 | 3.65 | 0.02 |
| Jun | 3.23 | 3.36 | -0.13 |
| Jul | 3.34 | 3.31 | 0.03 |
| Aug | 3.37 | 3.44 | -0.07 |
| Sep | 3.28 | 3.21 | 0.07 |
| Oct | 2.72 | 2.76 | -0.04 |
| Nov | 2.61 | 2.63 | -0.02 |
| Dec | 2.21 | 2.40 | -0.19 |
34.26 | 35.05 | -0.79 |