| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.83 | 2.92 | -0.09 |
| Feb | 3.02 | 3.08 | -0.06 |
| Mar | 4.54 | 4.58 | -0.04 |
| Apr | 5.22 | 5.31 | -0.09 |
| May | 5.34 | 5.40 | -0.06 |
| Jun | 3.56 | 3.60 | -0.04 |
| Jul | 3.96 | 3.79 | 0.17 |
| Aug | 3.50 | 3.54 | -0.04 |
| Sep | 3.82 | 3.91 | -0.09 |
| Oct | 3.70 | 3.79 | -0.09 |
| Nov | 4.33 | 4.33 | 0.00 |
| Dec | 3.36 | 3.38 | -0.02 |
47.18 | 47.63 | -0.45 |