| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.28 | 5.43 | -0.15 |
| Feb | 5.23 | 5.08 | 0.15 |
| Mar | 5.40 | 5.48 | -0.08 |
| Apr | 4.30 | 4.40 | -0.10 |
| May | 3.92 | 4.08 | -0.16 |
| Jun | 5.15 | 5.39 | -0.24 |
| Jul | 5.24 | 5.83 | -0.59 |
| Aug | 4.83 | 5.05 | -0.22 |
| Sep | 4.10 | 4.14 | -0.04 |
| Oct | 3.58 | 3.51 | 0.07 |
| Nov | 4.20 | 4.26 | -0.06 |
| Dec | 5.59 | 5.51 | 0.08 |
56.82 | 58.16 | -1.34 |