| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.06 | 3.09 | -0.03 |
| Feb | 2.67 | 2.74 | -0.07 |
| Mar | 3.81 | 3.89 | -0.08 |
| Apr | 3.52 | 3.43 | 0.09 |
| May | 4.37 | 4.35 | 0.02 |
| Jun | 4.31 | 4.25 | 0.06 |
| Jul | 4.46 | 4.27 | 0.19 |
| Aug | 3.90 | 3.79 | 0.11 |
| Sep | 4.33 | 4.33 | 0.00 |
| Oct | 3.90 | 3.97 | -0.07 |
| Nov | 3.22 | 3.24 | -0.02 |
| Dec | 3.71 | 3.75 | -0.04 |
45.26 | 45.10 | 0.16 |