| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 8.84 | 8.14 | 0.70 |
| Feb | 6.68 | 6.23 | 0.45 |
| Mar | 6.71 | 5.94 | 0.77 |
| Apr | 4.35 | 3.97 | 0.38 |
| May | 2.40 | 2.45 | -0.05 |
| Jun | 1.30 | 1.32 | -0.02 |
| Jul | 0.32 | 0.32 | 0.00 |
| Aug | 0.41 | 0.40 | 0.01 |
| Sep | 1.52 | 1.57 | -0.05 |
| Oct | 4.32 | 4.02 | 0.30 |
| Nov | 8.31 | 7.74 | 0.57 |
| Dec | 10.54 | 9.66 | 0.88 |
55.70 | 51.76 | 3.94 |