| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.32 | 3.34 | -0.02 |
| Feb | 2.96 | 3.08 | -0.12 |
| Mar | 3.67 | 3.57 | 0.10 |
| Apr | 4.24 | 4.20 | 0.04 |
| May | 3.75 | 3.65 | 0.10 |
| Jun | 4.79 | 4.34 | 0.45 |
| Jul | 4.37 | 4.20 | 0.17 |
| Aug | 4.03 | 4.13 | -0.10 |
| Sep | 3.79 | 3.46 | 0.33 |
| Oct | 5.13 | 5.09 | 0.04 |
| Nov | 4.44 | 4.20 | 0.24 |
| Dec | 4.36 | 4.26 | 0.10 |
48.85 | 47.52 | 1.33 |