| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 13.99 | 14.23 | -0.24 |
| Feb | 10.29 | 10.35 | -0.06 |
| Mar | 10.83 | 9.64 | 1.19 |
| Apr | 6.99 | 6.81 | 0.18 |
| May | 3.54 | 2.92 | 0.62 |
| Jun | 1.71 | 1.37 | 0.34 |
| Jul | 0.38 | 0.38 | 0.00 |
| Aug | 0.51 | 0.42 | 0.09 |
| Sep | 1.67 | 1.51 | 0.16 |
| Oct | 5.52 | 5.05 | 0.47 |
| Nov | 11.29 | 10.68 | 0.61 |
| Dec | 15.17 | 14.22 | 0.95 |
81.89 | 77.58 | 4.31 |