| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.70 | 1.68 | 0.02 |
| Feb | 1.17 | 1.28 | -0.11 |
| Mar | 1.46 | 1.49 | -0.03 |
| Apr | 1.22 | 1.16 | 0.06 |
| May | 1.44 | 1.39 | 0.05 |
| Jun | 0.80 | 0.79 | 0.01 |
| Jul | 0.25 | 0.25 | 0.00 |
| Aug | 0.17 | 0.16 | 0.01 |
| Sep | 0.44 | 0.42 | 0.02 |
| Oct | 0.85 | 0.81 | 0.04 |
| Nov | 1.29 | 1.29 | 0.00 |
| Dec | 1.93 | 2.08 | -0.15 |
12.72 | 12.80 | -0.08 |