| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.31 | 3.33 | -0.02 |
| Feb | 3.15 | 3.35 | -0.20 |
| Mar | 4.31 | 4.34 | -0.03 |
| Apr | 4.45 | 4.54 | -0.09 |
| May | 4.85 | 4.77 | 0.08 |
| Jun | 4.60 | 4.61 | -0.01 |
| Jul | 4.73 | 4.96 | -0.23 |
| Aug | 3.40 | 3.55 | -0.15 |
| Sep | 3.28 | 3.32 | -0.04 |
| Oct | 3.34 | 3.29 | 0.05 |
| Nov | 3.03 | 3.08 | -0.05 |
| Dec | 3.72 | 3.81 | -0.09 |
46.17 | 46.95 | -0.78 |