| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.29 | 2.37 | -0.08 |
| Feb | 1.91 | 2.06 | -0.15 |
| Mar | 2.36 | 2.47 | -0.11 |
| Apr | 3.55 | 3.62 | -0.07 |
| May | 4.34 | 4.29 | 0.05 |
| Jun | 4.42 | 4.74 | -0.32 |
| Jul | 4.53 | 4.59 | -0.06 |
| Aug | 4.23 | 4.26 | -0.03 |
| Sep | 3.33 | 3.23 | 0.10 |
| Oct | 3.46 | 3.44 | 0.02 |
| Nov | 2.65 | 2.73 | -0.08 |
| Dec | 2.15 | 2.22 | -0.07 |
39.22 | 40.02 | -0.80 |