| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.54 | 2.67 | -0.13 |
| Feb | 2.74 | 2.75 | -0.01 |
| Mar | 3.73 | 3.53 | 0.20 |
| Apr | 3.56 | 3.67 | -0.11 |
| May | 4.77 | 4.33 | 0.44 |
| Jun | 4.09 | 3.84 | 0.25 |
| Jul | 2.04 | 2.27 | -0.23 |
| Aug | 2.42 | 2.42 | 0.00 |
| Sep | 3.17 | 3.29 | -0.12 |
| Oct | 4.57 | 4.74 | -0.17 |
| Nov | 2.88 | 2.97 | -0.09 |
| Dec | 3.08 | 3.17 | -0.09 |
39.59 | 39.65 | -0.06 |