| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.26 | 3.44 | -0.18 |
| Feb | 3.05 | 3.14 | -0.09 |
| Mar | 3.35 | 3.45 | -0.10 |
| Apr | 3.24 | 3.18 | 0.06 |
| May | 3.09 | 3.03 | 0.06 |
| Jun | 5.42 | 5.55 | -0.13 |
| Jul | 5.66 | 5.95 | -0.29 |
| Aug | 6.29 | 6.69 | -0.40 |
| Sep | 5.21 | 5.46 | -0.25 |
| Oct | 4.31 | 4.47 | -0.16 |
| Nov | 2.74 | 2.83 | -0.09 |
| Dec | 3.21 | 3.54 | -0.33 |
48.83 | 50.73 | -1.90 |