| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.70 | 3.73 | -0.03 |
| Feb | 3.10 | 3.04 | 0.06 |
| Mar | 3.89 | 3.96 | -0.07 |
| Apr | 3.73 | 3.76 | -0.03 |
| May | 3.62 | 3.27 | 0.35 |
| Jun | 4.48 | 4.22 | 0.26 |
| Jul | 4.41 | 4.55 | -0.14 |
| Aug | 4.21 | 4.57 | -0.36 |
| Sep | 4.14 | 4.25 | -0.11 |
| Oct | 3.42 | 3.31 | 0.11 |
| Nov | 3.44 | 3.42 | 0.02 |
| Dec | 3.68 | 3.62 | 0.06 |
45.82 | 45.70 | 0.12 |