| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.98 | 5.25 | -0.27 |
| Feb | 5.03 | 5.37 | -0.34 |
| Mar | 5.28 | 5.45 | -0.17 |
| Apr | 5.13 | 5.40 | -0.27 |
| May | 4.63 | 5.05 | -0.42 |
| Jun | 4.33 | 4.67 | -0.34 |
| Jul | 4.98 | 5.04 | -0.06 |
| Aug | 4.55 | 4.29 | 0.26 |
| Sep | 3.70 | 3.99 | -0.29 |
| Oct | 3.75 | 3.83 | -0.08 |
| Nov | 4.24 | 4.26 | -0.02 |
| Dec | 5.79 | 6.05 | -0.26 |
56.39 | 58.65 | -2.26 |