| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.76 | 1.77 | -0.01 |
| Feb | 1.66 | 1.69 | -0.03 |
| Mar | 2.33 | 2.40 | -0.07 |
| Apr | 2.38 | 2.37 | 0.01 |
| May | 3.94 | 4.09 | -0.15 |
| Jun | 3.22 | 3.61 | -0.39 |
| Jul | 2.32 | 2.71 | -0.39 |
| Aug | 2.43 | 2.42 | 0.01 |
| Sep | 3.39 | 3.39 | 0.00 |
| Oct | 3.27 | 3.24 | 0.03 |
| Nov | 2.09 | 2.15 | -0.06 |
| Dec | 1.77 | 1.81 | -0.04 |
30.56 | 31.65 | -1.09 |