| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.95 | 3.04 | -0.09 |
| Feb | 2.37 | 2.39 | -0.02 |
| Mar | 3.44 | 3.44 | 0.00 |
| Apr | 4.00 | 3.95 | 0.05 |
| May | 4.37 | 4.21 | 0.16 |
| Jun | 4.59 | 4.53 | 0.06 |
| Jul | 4.44 | 4.56 | -0.12 |
| Aug | 3.68 | 3.56 | 0.12 |
| Sep | 3.41 | 3.33 | 0.08 |
| Oct | 2.98 | 2.92 | 0.06 |
| Nov | 2.94 | 2.90 | 0.04 |
| Dec | 3.08 | 3.08 | 0.00 |
42.25 | 41.91 | 0.34 |