| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.47 | 0.60 | -0.13 |
| Feb | 0.57 | 0.69 | -0.12 |
| Mar | 1.12 | 1.37 | -0.25 |
| Apr | 2.06 | 2.29 | -0.23 |
| May | 2.44 | 2.51 | -0.07 |
| Jun | 1.65 | 1.77 | -0.12 |
| Jul | 1.76 | 1.76 | 0.00 |
| Aug | 1.65 | 1.71 | -0.06 |
| Sep | 1.29 | 1.21 | 0.08 |
| Oct | 1.05 | 1.15 | -0.10 |
| Nov | 0.68 | 0.82 | -0.14 |
| Dec | 0.53 | 0.56 | -0.03 |
15.27 | 16.44 | -1.17 |