| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.00 | 3.81 | 0.19 |
| Feb | 3.50 | 3.52 | -0.02 |
| Mar | 3.88 | 3.87 | 0.01 |
| Apr | 3.53 | 3.40 | 0.13 |
| May | 4.39 | 4.29 | 0.10 |
| Jun | 5.52 | 4.98 | 0.54 |
| Jul | 6.30 | 6.28 | 0.02 |
| Aug | 7.31 | 7.65 | -0.34 |
| Sep | 7.74 | 8.37 | -0.63 |
| Oct | 4.30 | 4.55 | -0.25 |
| Nov | 3.72 | 3.90 | -0.18 |
| Dec | 3.79 | 3.72 | 0.07 |
57.98 | 58.34 | -0.36 |