| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.27 | 2.32 | -0.05 |
| Feb | 1.93 | 1.87 | 0.06 |
| Mar | 2.35 | 2.44 | -0.09 |
| Apr | 3.07 | 3.06 | 0.01 |
| May | 3.54 | 3.57 | -0.03 |
| Jun | 4.18 | 4.22 | -0.04 |
| Jul | 4.04 | 4.18 | -0.14 |
| Aug | 3.71 | 3.70 | 0.01 |
| Sep | 3.48 | 3.49 | -0.01 |
| Oct | 3.84 | 3.75 | 0.09 |
| Nov | 2.75 | 2.88 | -0.13 |
| Dec | 2.73 | 2.78 | -0.05 |
37.89 | 38.26 | -0.37 |