| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.42 | 0.53 | -0.11 |
| Feb | 0.43 | 0.44 | -0.01 |
| Mar | 0.22 | 0.27 | -0.05 |
| Apr | 0.15 | 0.23 | -0.08 |
| May | 0.38 | 0.46 | -0.08 |
| Jun | 0.52 | 0.59 | -0.07 |
| Jul | 1.98 | 1.88 | 0.10 |
| Aug | 1.70 | 1.95 | -0.25 |
| Sep | 1.35 | 1.42 | -0.07 |
| Oct | 0.91 | 0.98 | -0.07 |
| Nov | 0.44 | 0.60 | -0.16 |
| Dec | 0.61 | 0.67 | -0.06 |
9.11 | 10.02 | -0.91 |