| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.66 | 2.05 | -0.39 |
| Feb | 1.51 | 1.72 | -0.21 |
| Mar | 1.19 | 1.61 | -0.42 |
| Apr | 1.03 | 1.11 | -0.08 |
| May | 1.06 | 1.26 | -0.20 |
| Jun | 0.50 | 0.66 | -0.16 |
| Jul | 1.78 | 1.75 | 0.03 |
| Aug | 2.09 | 2.33 | -0.24 |
| Sep | 2.07 | 2.24 | -0.17 |
| Oct | 1.61 | 1.62 | -0.01 |
| Nov | 1.30 | 1.46 | -0.16 |
| Dec | 1.41 | 1.67 | -0.26 |
17.21 | 19.48 | -2.27 |