| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.41 | 3.50 | -0.09 |
| Feb | 3.04 | 2.99 | 0.05 |
| Mar | 3.53 | 3.64 | -0.11 |
| Apr | 3.29 | 3.40 | -0.11 |
| May | 3.43 | 3.50 | -0.07 |
| Jun | 4.80 | 4.72 | 0.08 |
| Jul | 5.36 | 5.27 | 0.09 |
| Aug | 4.90 | 5.14 | -0.24 |
| Sep | 5.28 | 5.39 | -0.11 |
| Oct | 3.25 | 3.32 | -0.07 |
| Nov | 3.31 | 3.33 | -0.02 |
| Dec | 3.37 | 3.46 | -0.09 |
46.97 | 47.66 | -0.69 |