| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.27 | 3.52 | -0.25 |
| Feb | 3.03 | 3.06 | -0.03 |
| Mar | 3.34 | 3.51 | -0.17 |
| Apr | 3.20 | 3.26 | -0.06 |
| May | 3.07 | 3.00 | 0.07 |
| Jun | 5.22 | 5.23 | -0.01 |
| Jul | 5.81 | 6.10 | -0.29 |
| Aug | 6.36 | 6.83 | -0.47 |
| Sep | 5.07 | 5.10 | -0.03 |
| Oct | 4.24 | 4.38 | -0.14 |
| Nov | 2.63 | 2.85 | -0.22 |
| Dec | 3.16 | 3.52 | -0.36 |
48.40 | 50.36 | -1.96 |