| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.14 | 2.18 | -0.04 |
| Feb | 1.77 | 1.73 | 0.04 |
| Mar | 2.06 | 2.03 | 0.03 |
| Apr | 3.31 | 3.26 | 0.05 |
| May | 3.84 | 3.85 | -0.01 |
| Jun | 3.72 | 3.54 | 0.18 |
| Jul | 3.42 | 3.32 | 0.10 |
| Aug | 3.36 | 3.26 | 0.10 |
| Sep | 2.87 | 2.97 | -0.10 |
| Oct | 3.18 | 3.05 | 0.13 |
| Nov | 2.47 | 2.45 | 0.02 |
| Dec | 1.94 | 1.96 | -0.02 |
34.08 | 33.60 | 0.48 |