| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.19 | 3.29 | -0.10 |
| Feb | 2.81 | 2.89 | -0.08 |
| Mar | 4.04 | 4.34 | -0.30 |
| Apr | 3.71 | 3.68 | 0.03 |
| May | 4.22 | 4.32 | -0.10 |
| Jun | 4.26 | 4.33 | -0.07 |
| Jul | 4.67 | 4.58 | 0.09 |
| Aug | 4.32 | 4.10 | 0.22 |
| Sep | 4.62 | 4.75 | -0.13 |
| Oct | 4.27 | 4.49 | -0.22 |
| Nov | 3.50 | 3.46 | 0.04 |
| Dec | 3.77 | 4.15 | -0.38 |
47.38 | 48.38 | -1.00 |