| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.43 | 3.46 | -0.03 |
| Feb | 3.14 | 3.08 | 0.06 |
| Mar | 3.46 | 3.55 | -0.09 |
| Apr | 3.11 | 3.13 | -0.02 |
| May | 3.34 | 3.18 | 0.16 |
| Jun | 5.74 | 6.08 | -0.34 |
| Jul | 5.61 | 5.72 | -0.11 |
| Aug | 6.02 | 6.70 | -0.68 |
| Sep | 4.88 | 5.20 | -0.32 |
| Oct | 3.64 | 4.56 | -0.92 |
| Nov | 2.18 | 2.52 | -0.34 |
| Dec | 2.96 | 3.25 | -0.29 |
47.51 | 50.43 | -2.92 |