| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.94 | 3.96 | -0.02 |
| Feb | 3.28 | 3.82 | -0.54 |
| Mar | 4.11 | 4.37 | -0.26 |
| Apr | 4.03 | 4.04 | -0.01 |
| May | 3.05 | 3.31 | -0.26 |
| Jun | 3.23 | 3.15 | 0.08 |
| Jul | 2.36 | 2.57 | -0.21 |
| Aug | 3.43 | 3.13 | 0.30 |
| Sep | 3.63 | 3.69 | -0.06 |
| Oct | 4.22 | 4.18 | 0.04 |
| Nov | 3.96 | 4.03 | -0.07 |
| Dec | 4.67 | 4.62 | 0.05 |
43.91 | 44.87 | -0.96 |