| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.06 | 1.16 | -0.10 |
| Feb | 1.38 | 1.56 | -0.18 |
| Mar | 2.24 | 2.44 | -0.20 |
| Apr | 3.98 | 3.91 | 0.07 |
| May | 5.23 | 5.54 | -0.31 |
| Jun | 4.72 | 5.28 | -0.56 |
| Jul | 4.63 | 4.84 | -0.21 |
| Aug | 4.38 | 4.21 | 0.17 |
| Sep | 3.87 | 4.18 | -0.31 |
| Oct | 3.07 | 3.32 | -0.25 |
| Nov | 2.05 | 2.09 | -0.04 |
| Dec | 1.61 | 1.65 | -0.04 |
38.22 | 40.18 | -1.96 |