| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.39 | 4.61 | -0.22 |
| Feb | 2.86 | 3.06 | -0.20 |
| Mar | 3.22 | 3.29 | -0.07 |
| Apr | 3.67 | 4.29 | -0.62 |
| May | 4.66 | 5.04 | -0.38 |
| Jun | 5.50 | 5.81 | -0.31 |
| Jul | 4.34 | 4.40 | -0.06 |
| Aug | 5.32 | 6.05 | -0.73 |
| Sep | 5.96 | 6.81 | -0.85 |
| Oct | 5.18 | 5.53 | -0.35 |
| Nov | 4.22 | 4.84 | -0.62 |
| Dec | 4.33 | 4.51 | -0.18 |
53.65 | 58.24 | -4.59 |