| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.07 | 1.20 | -0.13 |
| Feb | 1.02 | 1.34 | -0.32 |
| Mar | 1.10 | 1.44 | -0.34 |
| Apr | 1.37 | 1.49 | -0.12 |
| May | 1.33 | 1.59 | -0.26 |
| Jun | 0.80 | 0.85 | -0.05 |
| Jul | 1.16 | 1.09 | 0.07 |
| Aug | 1.19 | 1.06 | 0.13 |
| Sep | 1.47 | 1.75 | -0.28 |
| Oct | 1.38 | 1.32 | 0.06 |
| Nov | 1.00 | 1.02 | -0.02 |
| Dec | 0.96 | 0.93 | 0.03 |
13.85 | 15.08 | -1.23 |