| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.10 | 2.60 | -0.50 |
| Feb | 1.84 | 2.18 | -0.34 |
| Mar | 2.27 | 2.44 | -0.17 |
| Apr | 3.17 | 3.18 | -0.01 |
| May | 3.69 | 3.69 | 0.00 |
| Jun | 3.53 | 3.54 | -0.01 |
| Jul | 3.29 | 3.24 | 0.05 |
| Aug | 3.24 | 3.30 | -0.06 |
| Sep | 2.88 | 2.91 | -0.03 |
| Oct | 2.78 | 2.86 | -0.08 |
| Nov | 2.48 | 2.65 | -0.17 |
| Dec | 2.00 | 2.35 | -0.35 |
33.27 | 34.94 | -1.67 |