| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.17 | 5.29 | -0.12 |
| Feb | 5.41 | 5.22 | 0.19 |
| Mar | 5.48 | 5.60 | -0.12 |
| Apr | 5.07 | 5.32 | -0.25 |
| May | 4.54 | 4.79 | -0.25 |
| Jun | 4.67 | 4.60 | 0.07 |
| Jul | 4.87 | 4.86 | 0.01 |
| Aug | 4.17 | 4.30 | -0.13 |
| Sep | 3.87 | 4.19 | -0.32 |
| Oct | 3.40 | 3.45 | -0.05 |
| Nov | 4.36 | 4.58 | -0.22 |
| Dec | 5.26 | 5.51 | -0.25 |
56.27 | 57.71 | -1.44 |