| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.28 | 9.61 | -0.33 |
| Feb | 7.05 | 6.97 | 0.08 |
| Mar | 6.37 | 6.67 | -0.30 |
| Apr | 3.63 | 4.02 | -0.39 |
| May | 1.81 | 1.90 | -0.09 |
| Jun | 0.60 | 0.62 | -0.02 |
| Jul | 0.16 | 0.14 | 0.02 |
| Aug | 0.13 | 0.10 | 0.03 |
| Sep | 0.52 | 0.58 | -0.06 |
| Oct | 2.67 | 2.78 | -0.11 |
| Nov | 5.88 | 5.79 | 0.09 |
| Dec | 9.92 | 10.26 | -0.34 |
48.02 | 49.44 | -1.42 |