| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.16 | 9.73 | -0.57 |
| Feb | 7.43 | 7.26 | 0.17 |
| Mar | 6.42 | 6.90 | -0.48 |
| Apr | 3.83 | 4.08 | -0.25 |
| May | 2.01 | 2.07 | -0.06 |
| Jun | 0.63 | 0.66 | -0.03 |
| Jul | 0.12 | 0.15 | -0.03 |
| Aug | 0.14 | 0.11 | 0.03 |
| Sep | 0.52 | 0.64 | -0.12 |
| Oct | 2.89 | 2.90 | -0.01 |
| Nov | 5.84 | 6.16 | -0.32 |
| Dec | 10.91 | 10.64 | 0.27 |
49.90 | 51.30 | -1.40 |