| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.31 | 1.36 | -0.05 |
| Feb | 1.62 | 1.74 | -0.12 |
| Mar | 2.57 | 2.66 | -0.09 |
| Apr | 4.19 | 4.22 | -0.03 |
| May | 5.50 | 5.71 | -0.21 |
| Jun | 5.06 | 5.33 | -0.27 |
| Jul | 4.79 | 4.91 | -0.12 |
| Aug | 4.28 | 4.37 | -0.09 |
| Sep | 4.05 | 4.39 | -0.34 |
| Oct | 3.33 | 3.39 | -0.06 |
| Nov | 2.30 | 2.30 | 0.00 |
| Dec | 1.82 | 1.77 | 0.05 |
40.82 | 42.15 | -1.33 |