| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.61 | 3.66 | -0.05 |
| Feb | 3.08 | 3.16 | -0.08 |
| Mar | 3.68 | 3.73 | -0.05 |
| Apr | 2.89 | 2.93 | -0.04 |
| May | 3.42 | 3.32 | 0.10 |
| Jun | 7.37 | 7.41 | -0.04 |
| Jul | 7.55 | 7.22 | 0.33 |
| Aug | 7.75 | 7.77 | -0.02 |
| Sep | 5.63 | 5.63 | 0.00 |
| Oct | 2.78 | 2.88 | -0.10 |
| Nov | 1.92 | 1.97 | -0.05 |
| Dec | 3.09 | 2.93 | 0.16 |
52.77 | 52.61 | 0.16 |