| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.08 | 1.15 | -0.07 |
| Feb | 1.07 | 1.18 | -0.11 |
| Mar | 1.42 | 1.42 | 0.00 |
| Apr | 1.41 | 1.68 | -0.27 |
| May | 2.19 | 2.16 | 0.03 |
| Jun | 2.90 | 3.00 | -0.10 |
| Jul | 1.92 | 2.65 | -0.73 |
| Aug | 1.93 | 1.77 | 0.16 |
| Sep | 5.32 | 5.50 | -0.18 |
| Oct | 3.25 | 3.37 | -0.12 |
| Nov | 1.77 | 1.83 | -0.06 |
| Dec | 1.30 | 1.36 | -0.06 |
25.56 | 27.07 | -1.51 |