| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.41 | 2.44 | -0.03 |
| Feb | 1.96 | 2.05 | -0.09 |
| Mar | 2.45 | 2.51 | -0.06 |
| Apr | 3.73 | 3.65 | 0.08 |
| May | 4.41 | 4.40 | 0.01 |
| Jun | 4.02 | 4.07 | -0.05 |
| Jul | 3.77 | 3.59 | 0.18 |
| Aug | 3.72 | 3.80 | -0.08 |
| Sep | 3.09 | 3.06 | 0.03 |
| Oct | 2.88 | 2.81 | 0.07 |
| Nov | 2.94 | 2.93 | 0.01 |
| Dec | 2.41 | 2.35 | 0.06 |
37.79 | 37.66 | 0.13 |