| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.09 | 1.35 | -0.26 |
| Feb | 1.13 | 1.51 | -0.38 |
| Mar | 1.23 | 1.63 | -0.40 |
| Apr | 1.51 | 1.95 | -0.44 |
| May | 1.35 | 1.37 | -0.02 |
| Jun | 0.91 | 0.88 | 0.03 |
| Jul | 1.82 | 1.88 | -0.06 |
| Aug | 1.88 | 2.01 | -0.13 |
| Sep | 1.29 | 1.37 | -0.08 |
| Oct | 1.06 | 1.17 | -0.11 |
| Nov | 1.03 | 1.24 | -0.21 |
| Dec | 0.99 | 1.28 | -0.29 |
15.29 | 17.64 | -2.35 |