| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.21 | 5.19 | 0.02 |
| Feb | 5.67 | 5.44 | 0.23 |
| Mar | 5.45 | 5.59 | -0.14 |
| Apr | 5.35 | 5.36 | -0.01 |
| May | 4.82 | 5.37 | -0.55 |
| Jun | 4.55 | 4.84 | -0.29 |
| Jul | 4.52 | 5.05 | -0.53 |
| Aug | 3.92 | 3.98 | -0.06 |
| Sep | 3.82 | 4.25 | -0.43 |
| Oct | 4.06 | 3.95 | 0.11 |
| Nov | 4.23 | 4.12 | 0.11 |
| Dec | 6.48 | 6.34 | 0.14 |
58.08 | 59.48 | -1.40 |