| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.41 | 2.45 | -0.04 |
| Feb | 1.87 | 1.92 | -0.05 |
| Mar | 2.36 | 2.38 | -0.02 |
| Apr | 3.70 | 3.82 | -0.12 |
| May | 3.69 | 3.94 | -0.25 |
| Jun | 3.50 | 3.43 | 0.07 |
| Jul | 3.15 | 3.14 | 0.01 |
| Aug | 3.49 | 3.52 | -0.03 |
| Sep | 2.97 | 3.07 | -0.10 |
| Oct | 3.87 | 3.81 | 0.06 |
| Nov | 3.06 | 2.90 | 0.16 |
| Dec | 2.40 | 2.37 | 0.03 |
36.47 | 36.75 | -0.28 |