| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.08 | 9.42 | -0.34 |
| Feb | 7.51 | 6.37 | 1.14 |
| Mar | 7.01 | 6.60 | 0.41 |
| Apr | 4.30 | 4.20 | 0.10 |
| May | 2.52 | 2.27 | 0.25 |
| Jun | 1.69 | 1.50 | 0.19 |
| Jul | 0.49 | 0.42 | 0.07 |
| Aug | 0.69 | 0.56 | 0.13 |
| Sep | 2.01 | 1.75 | 0.26 |
| Oct | 5.25 | 4.59 | 0.66 |
| Nov | 9.86 | 9.04 | 0.82 |
| Dec | 11.32 | 11.03 | 0.29 |
61.73 | 57.75 | 3.98 |