| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.35 | 2.43 | -0.08 |
| Feb | 1.93 | 2.03 | -0.10 |
| Mar | 2.49 | 2.54 | -0.05 |
| Apr | 3.77 | 3.68 | 0.09 |
| May | 4.21 | 4.14 | 0.07 |
| Jun | 5.11 | 4.77 | 0.34 |
| Jul | 4.35 | 4.73 | -0.38 |
| Aug | 4.11 | 4.05 | 0.06 |
| Sep | 3.09 | 3.16 | -0.07 |
| Oct | 3.12 | 3.16 | -0.04 |
| Nov | 2.68 | 2.69 | -0.01 |
| Dec | 2.14 | 2.23 | -0.09 |
39.35 | 39.61 | -0.26 |