| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.43 | 3.81 | -0.38 |
| Feb | 3.01 | 3.31 | -0.30 |
| Mar | 4.00 | 4.29 | -0.29 |
| Apr | 4.04 | 4.46 | -0.42 |
| May | 3.67 | 3.87 | -0.20 |
| Jun | 4.36 | 4.40 | -0.04 |
| Jul | 4.15 | 4.31 | -0.16 |
| Aug | 4.05 | 4.36 | -0.31 |
| Sep | 4.29 | 4.62 | -0.33 |
| Oct | 5.03 | 5.30 | -0.27 |
| Nov | 3.81 | 4.13 | -0.32 |
| Dec | 4.27 | 4.64 | -0.37 |
48.11 | 51.50 | -3.39 |