| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.32 | 0.38 | -0.06 |
| Feb | 0.40 | 0.43 | -0.03 |
| Mar | 0.68 | 0.78 | -0.10 |
| Apr | 1.10 | 1.37 | -0.27 |
| May | 1.79 | 1.80 | -0.01 |
| Jun | 1.48 | 1.47 | 0.01 |
| Jul | 1.51 | 1.47 | 0.04 |
| Aug | 1.12 | 1.18 | -0.06 |
| Sep | 1.14 | 1.14 | 0.00 |
| Oct | 1.00 | 0.98 | 0.02 |
| Nov | 0.48 | 0.57 | -0.09 |
| Dec | 0.39 | 0.44 | -0.05 |
11.41 | 12.01 | -0.60 |