| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.84 | 2.07 | -0.23 |
| Feb | 1.75 | 1.97 | -0.22 |
| Mar | 2.00 | 2.54 | -0.54 |
| Apr | 2.46 | 2.44 | 0.02 |
| May | 1.87 | 1.90 | -0.03 |
| Jun | 1.19 | 1.16 | 0.03 |
| Jul | 1.82 | 1.92 | -0.10 |
| Aug | 1.97 | 2.12 | -0.15 |
| Sep | 1.60 | 1.49 | 0.11 |
| Oct | 1.50 | 1.48 | 0.02 |
| Nov | 1.60 | 1.61 | -0.01 |
| Dec | 1.69 | 2.00 | -0.31 |
21.29 | 22.70 | -1.41 |