| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.01 | 1.00 | 0.01 |
| Feb | 1.34 | 1.37 | -0.03 |
| Mar | 2.04 | 2.09 | -0.05 |
| Apr | 3.97 | 3.96 | 0.01 |
| May | 5.14 | 5.37 | -0.23 |
| Jun | 5.07 | 5.19 | -0.12 |
| Jul | 4.38 | 4.36 | 0.02 |
| Aug | 4.25 | 4.37 | -0.12 |
| Sep | 3.55 | 3.65 | -0.10 |
| Oct | 2.82 | 2.79 | 0.03 |
| Nov | 1.98 | 2.00 | -0.02 |
| Dec | 1.40 | 1.39 | 0.01 |
36.95 | 37.54 | -0.59 |