| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.39 | 5.14 | 0.25 |
| Feb | 5.62 | 5.24 | 0.38 |
| Mar | 5.77 | 5.60 | 0.17 |
| Apr | 5.28 | 5.06 | 0.22 |
| May | 4.81 | 4.74 | 0.07 |
| Jun | 4.94 | 4.75 | 0.19 |
| Jul | 4.95 | 4.73 | 0.22 |
| Aug | 4.12 | 4.11 | 0.01 |
| Sep | 4.03 | 4.10 | -0.07 |
| Oct | 3.81 | 3.60 | 0.21 |
| Nov | 4.60 | 4.42 | 0.18 |
| Dec | 6.52 | 6.23 | 0.29 |
59.84 | 57.72 | 2.12 |