| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.43 | 3.49 | -0.06 |
| Feb | 3.06 | 3.01 | 0.05 |
| Mar | 3.59 | 3.69 | -0.10 |
| Apr | 3.33 | 3.46 | -0.13 |
| May | 3.31 | 3.42 | -0.11 |
| Jun | 4.80 | 4.75 | 0.05 |
| Jul | 5.18 | 5.21 | -0.03 |
| Aug | 4.69 | 5.01 | -0.32 |
| Sep | 5.05 | 5.38 | -0.33 |
| Oct | 3.27 | 3.34 | -0.07 |
| Nov | 3.41 | 3.36 | 0.05 |
| Dec | 3.42 | 3.43 | -0.01 |
46.54 | 47.55 | -1.01 |