| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.09 | 7.67 | 1.42 |
| Feb | 8.07 | 6.43 | 1.64 |
| Mar | 8.25 | 6.83 | 1.42 |
| Apr | 5.26 | 4.56 | 0.70 |
| May | 2.75 | 2.22 | 0.53 |
| Jun | 1.02 | 1.04 | -0.02 |
| Jul | 0.19 | 0.25 | -0.06 |
| Aug | 0.19 | 0.20 | -0.01 |
| Sep | 0.86 | 0.74 | 0.12 |
| Oct | 3.36 | 2.77 | 0.59 |
| Nov | 6.93 | 5.72 | 1.21 |
| Dec | 11.15 | 9.04 | 2.11 |
57.12 | 47.47 | 9.65 |