| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.02 | 4.11 | -0.09 |
| Feb | 3.27 | 3.22 | 0.05 |
| Mar | 4.09 | 4.12 | -0.03 |
| Apr | 3.34 | 3.24 | 0.10 |
| May | 3.20 | 3.43 | -0.23 |
| Jun | 7.36 | 7.75 | -0.39 |
| Jul | 6.99 | 6.97 | 0.02 |
| Aug | 7.03 | 7.19 | -0.16 |
| Sep | 5.44 | 5.90 | -0.46 |
| Oct | 2.73 | 2.72 | 0.01 |
| Nov | 1.92 | 1.85 | 0.07 |
| Dec | 2.92 | 2.89 | 0.03 |
52.31 | 53.39 | -1.08 |