| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.44 | 2.46 | -0.02 |
| Feb | 1.91 | 1.96 | -0.05 |
| Mar | 2.37 | 2.33 | 0.04 |
| Apr | 3.69 | 3.74 | -0.05 |
| May | 3.75 | 4.01 | -0.26 |
| Jun | 3.62 | 3.59 | 0.03 |
| Jul | 3.20 | 3.13 | 0.07 |
| Aug | 3.31 | 3.36 | -0.05 |
| Sep | 3.04 | 3.11 | -0.07 |
| Oct | 3.79 | 3.77 | 0.02 |
| Nov | 3.05 | 3.14 | -0.09 |
| Dec | 2.45 | 2.44 | 0.01 |
36.62 | 37.04 | -0.42 |