| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.67 | 2.13 | -0.46 |
| Feb | 1.13 | 1.50 | -0.37 |
| Mar | 1.63 | 1.64 | -0.01 |
| Apr | 1.24 | 1.22 | 0.02 |
| May | 1.48 | 1.43 | 0.05 |
| Jun | 1.35 | 1.25 | 0.10 |
| Jul | 0.50 | 0.57 | -0.07 |
| Aug | 0.38 | 0.42 | -0.04 |
| Sep | 0.53 | 0.63 | -0.10 |
| Oct | 1.33 | 1.37 | -0.04 |
| Nov | 1.87 | 1.87 | 0.00 |
| Dec | 2.18 | 2.64 | -0.46 |
15.29 | 16.67 | -1.38 |