| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.51 | 0.61 | -0.10 |
| Feb | 0.41 | 0.44 | -0.03 |
| Mar | 0.65 | 0.69 | -0.04 |
| Apr | 1.49 | 1.55 | -0.06 |
| May | 2.43 | 2.43 | 0.00 |
| Jun | 2.83 | 2.96 | -0.13 |
| Jul | 1.46 | 1.54 | -0.08 |
| Aug | 1.26 | 1.27 | -0.01 |
| Sep | 1.23 | 1.37 | -0.14 |
| Oct | 1.05 | 1.10 | -0.05 |
| Nov | 0.60 | 0.64 | -0.04 |
| Dec | 0.45 | 0.49 | -0.04 |
14.37 | 15.09 | -0.72 |