| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.73 | 2.94 | -0.21 |
| Feb | 2.50 | 2.57 | -0.07 |
| Mar | 3.20 | 3.39 | -0.19 |
| Apr | 3.35 | 3.57 | -0.22 |
| May | 3.42 | 3.40 | 0.02 |
| Jun | 4.31 | 4.32 | -0.01 |
| Jul | 3.74 | 4.07 | -0.33 |
| Aug | 4.06 | 4.58 | -0.52 |
| Sep | 4.05 | 4.43 | -0.38 |
| Oct | 4.40 | 4.41 | -0.01 |
| Nov | 3.03 | 3.19 | -0.16 |
| Dec | 3.38 | 3.69 | -0.31 |
42.17 | 44.56 | -2.39 |