| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.23 | 1.28 | -0.05 |
| Feb | 1.20 | 1.13 | 0.07 |
| Mar | 0.90 | 0.83 | 0.07 |
| Apr | 0.34 | 0.31 | 0.03 |
| May | 0.20 | 0.22 | -0.02 |
| Jun | 0.20 | 0.28 | -0.08 |
| Jul | 1.96 | 1.99 | -0.03 |
| Aug | 2.25 | 2.59 | -0.34 |
| Sep | 1.34 | 1.17 | 0.17 |
| Oct | 0.63 | 0.92 | -0.29 |
| Nov | 0.84 | 0.70 | 0.14 |
| Dec | 1.36 | 1.27 | 0.09 |
12.45 | 12.69 | -0.24 |