| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.41 | 0.46 | -0.05 |
| Feb | 0.39 | 0.41 | -0.02 |
| Mar | 0.57 | 0.62 | -0.05 |
| Apr | 1.20 | 1.25 | -0.05 |
| May | 1.80 | 1.88 | -0.08 |
| Jun | 3.34 | 3.21 | 0.13 |
| Jul | 1.21 | 1.28 | -0.07 |
| Aug | 1.14 | 1.17 | -0.03 |
| Sep | 1.19 | 1.19 | 0.00 |
| Oct | 0.79 | 0.84 | -0.05 |
| Nov | 0.56 | 0.63 | -0.07 |
| Dec | 0.38 | 0.44 | -0.06 |
12.98 | 13.38 | -0.40 |