| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.42 | 3.48 | -0.06 |
| Feb | 2.76 | 2.82 | -0.06 |
| Mar | 3.96 | 4.18 | -0.22 |
| Apr | 3.91 | 4.03 | -0.12 |
| May | 3.98 | 4.41 | -0.43 |
| Jun | 4.49 | 4.74 | -0.25 |
| Jul | 5.07 | 5.61 | -0.54 |
| Aug | 4.44 | 4.92 | -0.48 |
| Sep | 4.83 | 5.07 | -0.24 |
| Oct | 4.38 | 4.55 | -0.17 |
| Nov | 3.42 | 3.36 | 0.06 |
| Dec | 4.06 | 4.23 | -0.17 |
48.72 | 51.40 | -2.68 |