| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.54 | 5.60 | -0.06 |
| Feb | 5.23 | 4.90 | 0.33 |
| Mar | 5.34 | 5.37 | -0.03 |
| Apr | 5.69 | 5.43 | 0.26 |
| May | 4.39 | 4.46 | -0.07 |
| Jun | 4.71 | 4.60 | 0.11 |
| Jul | 4.43 | 4.28 | 0.15 |
| Aug | 3.88 | 3.77 | 0.11 |
| Sep | 3.79 | 3.83 | -0.04 |
| Oct | 4.80 | 4.57 | 0.23 |
| Nov | 5.01 | 5.01 | 0.00 |
| Dec | 5.73 | 5.69 | 0.04 |
58.54 | 57.51 | 1.03 |