| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.57 | 0.62 | -0.05 |
| Feb | 0.51 | 0.57 | -0.06 |
| Mar | 0.84 | 0.75 | 0.09 |
| Apr | 1.76 | 1.68 | 0.08 |
| May | 3.02 | 2.66 | 0.36 |
| Jun | 3.34 | 3.31 | 0.03 |
| Jul | 1.78 | 1.74 | 0.04 |
| Aug | 1.61 | 1.63 | -0.02 |
| Sep | 1.53 | 1.34 | 0.19 |
| Oct | 1.34 | 1.07 | 0.27 |
| Nov | 0.68 | 0.76 | -0.08 |
| Dec | 0.54 | 0.57 | -0.03 |
17.52 | 16.70 | 0.82 |