| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.42 | 3.48 | -0.06 |
| Feb | 3.23 | 3.26 | -0.03 |
| Mar | 3.60 | 3.60 | 0.00 |
| Apr | 3.40 | 3.26 | 0.14 |
| May | 3.49 | 3.57 | -0.08 |
| Jun | 5.39 | 5.44 | -0.05 |
| Jul | 6.32 | 6.64 | -0.32 |
| Aug | 6.74 | 7.23 | -0.49 |
| Sep | 5.84 | 6.75 | -0.91 |
| Oct | 4.69 | 5.06 | -0.37 |
| Nov | 3.10 | 2.98 | 0.12 |
| Dec | 3.68 | 3.79 | -0.11 |
52.90 | 55.06 | -2.16 |