| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.38 | 4.48 | -0.10 |
| Feb | 4.47 | 4.39 | 0.08 |
| Mar | 4.69 | 4.79 | -0.10 |
| Apr | 4.01 | 3.94 | 0.07 |
| May | 2.99 | 2.97 | 0.02 |
| Jun | 4.22 | 4.37 | -0.15 |
| Jul | 5.22 | 5.26 | -0.04 |
| Aug | 4.33 | 4.35 | -0.02 |
| Sep | 3.79 | 3.87 | -0.08 |
| Oct | 2.81 | 2.78 | 0.03 |
| Nov | 3.42 | 3.53 | -0.11 |
| Dec | 5.18 | 4.83 | 0.35 |
49.51 | 49.56 | -0.05 |