| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.85 | 6.63 | 0.22 |
| Feb | 5.11 | 5.03 | 0.08 |
| Mar | 4.84 | 4.72 | 0.12 |
| Apr | 3.40 | 3.31 | 0.09 |
| May | 2.09 | 2.14 | -0.05 |
| Jun | 1.19 | 1.22 | -0.03 |
| Jul | 0.26 | 0.29 | -0.03 |
| Aug | 0.44 | 0.42 | 0.02 |
| Sep | 1.33 | 1.39 | -0.06 |
| Oct | 3.59 | 3.55 | 0.04 |
| Nov | 6.54 | 6.73 | -0.19 |
| Dec | 8.31 | 7.96 | 0.35 |
43.95 | 43.39 | 0.56 |