| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.63 | 5.68 | -0.05 |
| Feb | 4.47 | 4.56 | -0.09 |
| Mar | 5.25 | 5.06 | 0.19 |
| Apr | 5.37 | 5.30 | 0.07 |
| May | 5.12 | 5.50 | -0.38 |
| Jun | 6.48 | 6.53 | -0.05 |
| Jul | 7.37 | 7.66 | -0.29 |
| Aug | 6.46 | 6.95 | -0.49 |
| Sep | 5.25 | 5.42 | -0.17 |
| Oct | 3.94 | 3.99 | -0.05 |
| Nov | 4.35 | 4.47 | -0.12 |
| Dec | 5.31 | 5.39 | -0.08 |
65.00 | 66.51 | -1.51 |