| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.33 | 2.51 | -0.18 |
| Feb | 2.52 | 2.58 | -0.06 |
| Mar | 3.42 | 3.48 | -0.06 |
| Apr | 3.20 | 3.26 | -0.06 |
| May | 4.37 | 4.50 | -0.13 |
| Jun | 3.90 | 3.73 | 0.17 |
| Jul | 1.91 | 1.94 | -0.03 |
| Aug | 2.40 | 2.54 | -0.14 |
| Sep | 3.04 | 3.11 | -0.07 |
| Oct | 4.19 | 4.34 | -0.15 |
| Nov | 2.89 | 2.87 | 0.02 |
| Dec | 2.55 | 2.73 | -0.18 |
36.72 | 37.59 | -0.87 |