| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.71 | 0.94 | -0.23 |
| Feb | 0.70 | 1.00 | -0.30 |
| Mar | 0.95 | 1.07 | -0.12 |
| Apr | 0.82 | 0.82 | 0.00 |
| May | 0.84 | 1.02 | -0.18 |
| Jun | 1.00 | 0.87 | 0.13 |
| Jul | 2.70 | 2.62 | 0.08 |
| Aug | 2.69 | 2.53 | 0.16 |
| Sep | 1.58 | 1.71 | -0.13 |
| Oct | 1.43 | 1.39 | 0.04 |
| Nov | 0.87 | 0.94 | -0.07 |
| Dec | 1.12 | 1.07 | 0.05 |
15.41 | 15.98 | -0.57 |