| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.06 | 1.07 | -0.01 |
| Feb | 1.31 | 1.28 | 0.03 |
| Mar | 2.42 | 2.43 | -0.01 |
| Apr | 3.45 | 3.42 | 0.03 |
| May | 4.72 | 4.75 | -0.03 |
| Jun | 4.49 | 4.72 | -0.23 |
| Jul | 3.59 | 3.65 | -0.06 |
| Aug | 3.61 | 3.53 | 0.08 |
| Sep | 2.63 | 2.71 | -0.08 |
| Oct | 3.12 | 3.40 | -0.28 |
| Nov | 1.77 | 1.78 | -0.01 |
| Dec | 1.43 | 1.40 | 0.03 |
33.60 | 34.14 | -0.54 |