| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.38 | 3.73 | -0.35 |
| Feb | 2.84 | 3.14 | -0.30 |
| Mar | 4.07 | 4.27 | -0.20 |
| Apr | 4.06 | 4.21 | -0.15 |
| May | 3.81 | 3.89 | -0.08 |
| Jun | 4.26 | 4.53 | -0.27 |
| Jul | 4.15 | 3.96 | 0.19 |
| Aug | 3.97 | 4.21 | -0.24 |
| Sep | 4.41 | 4.57 | -0.16 |
| Oct | 4.32 | 4.45 | -0.13 |
| Nov | 3.41 | 3.73 | -0.32 |
| Dec | 4.02 | 4.40 | -0.38 |
46.70 | 49.09 | -2.39 |