| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.53 | 1.70 | -0.17 |
| Feb | 1.56 | 1.79 | -0.23 |
| Mar | 1.65 | 2.01 | -0.36 |
| Apr | 2.01 | 2.44 | -0.43 |
| May | 1.65 | 1.91 | -0.26 |
| Jun | 1.10 | 1.14 | -0.04 |
| Jul | 1.97 | 2.26 | -0.29 |
| Aug | 2.05 | 2.19 | -0.14 |
| Sep | 1.44 | 1.47 | -0.03 |
| Oct | 1.26 | 1.39 | -0.13 |
| Nov | 1.38 | 1.50 | -0.12 |
| Dec | 1.41 | 1.50 | -0.09 |
19.01 | 21.30 | -2.29 |