| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.29 | 0.34 | -0.05 |
| Feb | 0.33 | 0.36 | -0.03 |
| Mar | 0.80 | 1.02 | -0.22 |
| Apr | 1.68 | 1.84 | -0.16 |
| May | 2.29 | 2.64 | -0.35 |
| Jun | 1.74 | 1.64 | 0.10 |
| Jul | 1.59 | 1.54 | 0.05 |
| Aug | 1.49 | 1.27 | 0.22 |
| Sep | 1.21 | 1.20 | 0.01 |
| Oct | 1.05 | 1.11 | -0.06 |
| Nov | 0.61 | 0.57 | 0.04 |
| Dec | 0.34 | 0.37 | -0.03 |
13.42 | 13.90 | -0.48 |