| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.32 | 1.37 | -0.05 |
| Feb | 1.65 | 1.75 | -0.10 |
| Mar | 2.61 | 2.68 | -0.07 |
| Apr | 4.22 | 4.22 | 0.00 |
| May | 5.54 | 5.67 | -0.13 |
| Jun | 5.04 | 5.38 | -0.34 |
| Jul | 4.76 | 4.88 | -0.12 |
| Aug | 4.25 | 4.31 | -0.06 |
| Sep | 4.06 | 4.36 | -0.30 |
| Oct | 3.34 | 3.41 | -0.07 |
| Nov | 2.32 | 2.31 | 0.01 |
| Dec | 1.83 | 1.77 | 0.06 |
40.94 | 42.11 | -1.17 |