| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.77 | 3.00 | -0.23 |
| Feb | 2.55 | 2.71 | -0.16 |
| Mar | 3.42 | 3.77 | -0.35 |
| Apr | 3.21 | 3.38 | -0.17 |
| May | 3.88 | 4.25 | -0.37 |
| Jun | 3.92 | 4.32 | -0.40 |
| Jul | 4.27 | 4.31 | -0.04 |
| Aug | 3.79 | 3.78 | 0.01 |
| Sep | 4.15 | 4.29 | -0.14 |
| Oct | 3.42 | 3.79 | -0.37 |
| Nov | 2.89 | 3.17 | -0.28 |
| Dec | 3.41 | 3.58 | -0.17 |
41.68 | 44.35 | -2.67 |