| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.05 | 1.41 | -0.36 |
| Feb | 1.07 | 1.13 | -0.06 |
| Mar | 1.02 | 0.98 | 0.04 |
| Apr | 0.35 | 0.45 | -0.10 |
| May | 0.35 | 0.40 | -0.05 |
| Jun | 0.14 | 0.18 | -0.04 |
| Jul | 1.40 | 1.38 | 0.02 |
| Aug | 1.95 | 2.20 | -0.25 |
| Sep | 1.25 | 1.61 | -0.36 |
| Oct | 0.79 | 1.00 | -0.21 |
| Nov | 0.60 | 0.72 | -0.12 |
| Dec | 1.10 | 1.30 | -0.20 |
11.07 | 12.76 | -1.69 |