| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.22 | 3.33 | -0.11 |
| Feb | 2.81 | 2.96 | -0.15 |
| Mar | 3.89 | 3.82 | 0.07 |
| Apr | 3.96 | 3.95 | 0.01 |
| May | 3.60 | 3.54 | 0.06 |
| Jun | 4.23 | 4.28 | -0.05 |
| Jul | 3.97 | 3.99 | -0.02 |
| Aug | 4.17 | 3.97 | 0.20 |
| Sep | 4.15 | 4.15 | 0.00 |
| Oct | 4.46 | 4.54 | -0.08 |
| Nov | 3.60 | 3.71 | -0.11 |
| Dec | 4.19 | 4.30 | -0.11 |
46.25 | 46.54 | -0.29 |