| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.64 | 6.37 | 0.27 |
| Feb | 4.57 | 4.48 | 0.09 |
| Mar | 5.06 | 5.01 | 0.05 |
| Apr | 3.87 | 4.02 | -0.15 |
| May | 2.67 | 2.65 | 0.02 |
| Jun | 2.09 | 2.17 | -0.08 |
| Jul | 0.90 | 0.89 | 0.01 |
| Aug | 1.09 | 1.17 | -0.08 |
| Sep | 2.11 | 2.05 | 0.06 |
| Oct | 4.92 | 4.63 | 0.29 |
| Nov | 7.24 | 7.00 | 0.24 |
| Dec | 6.66 | 6.37 | 0.29 |
47.82 | 46.81 | 1.01 |