| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.44 | 2.51 | -0.07 |
| Feb | 2.39 | 2.32 | 0.07 |
| Mar | 3.96 | 3.86 | 0.10 |
| Apr | 4.65 | 4.66 | -0.01 |
| May | 5.96 | 5.90 | 0.06 |
| Jun | 4.73 | 4.70 | 0.03 |
| Jul | 4.04 | 3.96 | 0.08 |
| Aug | 3.30 | 3.31 | -0.01 |
| Sep | 4.49 | 4.54 | -0.05 |
| Oct | 3.71 | 3.62 | 0.09 |
| Nov | 3.66 | 3.79 | -0.13 |
| Dec | 2.85 | 2.84 | 0.01 |
46.18 | 46.01 | 0.17 |