| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.38 | 1.47 | -0.09 |
| Feb | 1.37 | 1.54 | -0.17 |
| Mar | 2.14 | 2.09 | 0.05 |
| Apr | 3.62 | 3.77 | -0.15 |
| May | 4.18 | 4.24 | -0.06 |
| Jun | 5.33 | 5.27 | 0.06 |
| Jul | 4.30 | 4.37 | -0.07 |
| Aug | 4.01 | 4.09 | -0.08 |
| Sep | 3.56 | 3.45 | 0.11 |
| Oct | 2.89 | 2.85 | 0.04 |
| Nov | 2.20 | 2.18 | 0.02 |
| Dec | 1.58 | 1.71 | -0.13 |
36.56 | 37.03 | -0.47 |