| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.06 | 5.09 | -0.03 |
| Feb | 5.32 | 5.27 | 0.05 |
| Mar | 5.36 | 5.16 | 0.20 |
| Apr | 5.10 | 5.28 | -0.18 |
| May | 4.06 | 4.29 | -0.23 |
| Jun | 4.59 | 4.64 | -0.05 |
| Jul | 4.82 | 5.29 | -0.47 |
| Aug | 3.85 | 3.68 | 0.17 |
| Sep | 4.13 | 4.20 | -0.07 |
| Oct | 3.49 | 3.12 | 0.37 |
| Nov | 4.69 | 4.25 | 0.44 |
| Dec | 6.09 | 5.72 | 0.37 |
56.56 | 55.99 | 0.57 |