| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 12.66 | 10.01 | 2.65 |
| Feb | 9.56 | 7.58 | 1.98 |
| Mar | 9.92 | 7.11 | 2.81 |
| Apr | 7.12 | 5.01 | 2.11 |
| May | 4.29 | 3.38 | 0.91 |
| Jun | 2.90 | 2.46 | 0.44 |
| Jul | 0.72 | 0.60 | 0.12 |
| Aug | 1.00 | 0.84 | 0.16 |
| Sep | 2.62 | 2.01 | 0.61 |
| Oct | 7.37 | 5.51 | 1.86 |
| Nov | 11.97 | 9.62 | 2.35 |
| Dec | 14.00 | 11.37 | 2.63 |
84.13 | 65.50 | 18.63 |