| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.47 | 5.56 | -0.09 |
| Feb | 5.02 | 5.03 | -0.01 |
| Mar | 5.37 | 5.39 | -0.02 |
| Apr | 6.02 | 6.17 | -0.15 |
| May | 4.43 | 4.65 | -0.22 |
| Jun | 4.34 | 4.24 | 0.10 |
| Jul | 4.09 | 4.10 | -0.01 |
| Aug | 3.67 | 3.80 | -0.13 |
| Sep | 3.38 | 3.53 | -0.15 |
| Oct | 4.74 | 4.77 | -0.03 |
| Nov | 4.39 | 4.46 | -0.07 |
| Dec | 5.38 | 5.47 | -0.09 |
56.30 | 57.17 | -0.87 |