| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.26 | 10.63 | -1.37 |
| Feb | 6.60 | 7.51 | -0.91 |
| Mar | 6.72 | 7.45 | -0.73 |
| Apr | 5.38 | 5.76 | -0.38 |
| May | 3.75 | 4.18 | -0.43 |
| Jun | 2.78 | 2.93 | -0.15 |
| Jul | 0.79 | 0.89 | -0.10 |
| Aug | 1.12 | 1.17 | -0.05 |
| Sep | 2.72 | 2.89 | -0.17 |
| Oct | 6.33 | 6.61 | -0.28 |
| Nov | 10.10 | 11.12 | -1.02 |
| Dec | 9.59 | 10.47 | -0.88 |
65.14 | 71.61 | -6.47 |