| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.61 | 0.54 | 0.07 |
| Feb | 0.72 | 0.64 | 0.08 |
| Mar | 1.17 | 1.49 | -0.32 |
| Apr | 2.21 | 2.45 | -0.24 |
| May | 2.50 | 2.40 | 0.10 |
| Jun | 2.03 | 1.97 | 0.06 |
| Jul | 3.25 | 3.21 | 0.04 |
| Aug | 2.51 | 3.23 | -0.72 |
| Sep | 1.38 | 1.58 | -0.20 |
| Oct | 1.06 | 1.13 | -0.07 |
| Nov | 0.74 | 0.77 | -0.03 |
| Dec | 0.59 | 0.65 | -0.06 |
18.77 | 20.06 | -1.29 |