| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.61 | 4.67 | -0.06 |
| Feb | 3.96 | 4.16 | -0.20 |
| Mar | 4.79 | 4.82 | -0.03 |
| Apr | 3.82 | 3.78 | 0.04 |
| May | 3.01 | 3.11 | -0.10 |
| Jun | 6.47 | 7.10 | -0.63 |
| Jul | 6.77 | 7.03 | -0.26 |
| Aug | 6.58 | 7.55 | -0.97 |
| Sep | 5.16 | 5.38 | -0.22 |
| Oct | 3.35 | 3.26 | 0.09 |
| Nov | 2.97 | 3.13 | -0.16 |
| Dec | 3.90 | 4.07 | -0.17 |
55.39 | 58.06 | -2.67 |