| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.84 | 6.34 | 0.50 |
| Feb | 5.31 | 4.83 | 0.48 |
| Mar | 5.46 | 4.77 | 0.69 |
| Apr | 3.53 | 3.20 | 0.33 |
| May | 2.11 | 2.11 | 0.00 |
| Jun | 1.11 | 1.25 | -0.14 |
| Jul | 0.29 | 0.30 | -0.01 |
| Aug | 0.36 | 0.34 | 0.02 |
| Sep | 1.28 | 1.32 | -0.04 |
| Oct | 3.50 | 3.30 | 0.20 |
| Nov | 6.56 | 6.17 | 0.39 |
| Dec | 8.17 | 7.51 | 0.66 |
44.52 | 41.44 | 3.08 |