| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.43 | 0.44 | -0.01 |
| Feb | 0.49 | 0.47 | 0.02 |
| Mar | 1.13 | 1.09 | 0.04 |
| Apr | 2.02 | 1.83 | 0.19 |
| May | 2.45 | 2.55 | -0.10 |
| Jun | 1.71 | 1.62 | 0.09 |
| Jul | 1.55 | 1.44 | 0.11 |
| Aug | 1.34 | 1.35 | -0.01 |
| Sep | 1.30 | 1.31 | -0.01 |
| Oct | 1.09 | 1.09 | 0.00 |
| Nov | 0.72 | 0.67 | 0.05 |
| Dec | 0.43 | 0.53 | -0.10 |
14.66 | 14.39 | 0.27 |