| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.00 | 1.24 | -0.24 |
| Feb | 1.05 | 1.11 | -0.06 |
| Mar | 1.35 | 1.44 | -0.09 |
| Apr | 1.47 | 1.61 | -0.14 |
| May | 1.29 | 1.29 | 0.00 |
| Jun | 0.55 | 0.65 | -0.10 |
| Jul | 0.75 | 0.65 | 0.10 |
| Aug | 0.77 | 0.85 | -0.08 |
| Sep | 0.85 | 0.96 | -0.11 |
| Oct | 1.30 | 1.34 | -0.04 |
| Nov | 1.01 | 1.16 | -0.15 |
| Dec | 1.11 | 1.17 | -0.06 |
12.50 | 13.47 | -0.97 |