| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.67 | 4.77 | -0.10 |
| Feb | 4.16 | 4.33 | -0.17 |
| Mar | 4.62 | 5.01 | -0.39 |
| Apr | 3.84 | 3.98 | -0.14 |
| May | 3.26 | 3.34 | -0.08 |
| Jun | 6.31 | 6.68 | -0.37 |
| Jul | 6.86 | 6.77 | 0.09 |
| Aug | 6.49 | 6.78 | -0.29 |
| Sep | 5.47 | 5.14 | 0.33 |
| Oct | 3.27 | 3.13 | 0.14 |
| Nov | 3.01 | 3.31 | -0.30 |
| Dec | 3.98 | 4.16 | -0.18 |
55.94 | 57.40 | -1.46 |