| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.99 | 1.97 | 0.02 |
| Feb | 1.82 | 1.81 | 0.01 |
| Mar | 2.45 | 2.42 | 0.03 |
| Apr | 2.40 | 2.44 | -0.04 |
| May | 4.04 | 3.92 | 0.12 |
| Jun | 3.37 | 3.30 | 0.07 |
| Jul | 2.31 | 2.60 | -0.29 |
| Aug | 2.38 | 2.22 | 0.16 |
| Sep | 3.69 | 3.84 | -0.15 |
| Oct | 3.42 | 3.69 | -0.27 |
| Nov | 2.29 | 2.49 | -0.20 |
| Dec | 1.88 | 2.12 | -0.24 |
32.04 | 32.82 | -0.78 |