| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.03 | 6.38 | -0.35 |
| Feb | 4.16 | 4.43 | -0.27 |
| Mar | 4.40 | 4.96 | -0.56 |
| Apr | 3.41 | 3.76 | -0.35 |
| May | 2.07 | 2.52 | -0.45 |
| Jun | 1.61 | 1.94 | -0.33 |
| Jul | 0.67 | 0.78 | -0.11 |
| Aug | 0.94 | 1.07 | -0.13 |
| Sep | 1.68 | 2.05 | -0.37 |
| Oct | 4.15 | 4.63 | -0.48 |
| Nov | 6.59 | 7.12 | -0.53 |
| Dec | 6.00 | 6.27 | -0.27 |
41.71 | 45.91 | -4.20 |