| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.09 | 4.08 | 0.01 |
| Feb | 2.90 | 2.95 | -0.05 |
| Mar | 3.36 | 3.42 | -0.06 |
| Apr | 3.94 | 4.01 | -0.07 |
| May | 5.00 | 4.99 | 0.01 |
| Jun | 5.51 | 5.39 | 0.12 |
| Jul | 4.13 | 4.09 | 0.04 |
| Aug | 4.75 | 5.07 | -0.32 |
| Sep | 5.35 | 5.25 | 0.10 |
| Oct | 4.85 | 4.83 | 0.02 |
| Nov | 4.20 | 4.42 | -0.22 |
| Dec | 3.91 | 4.03 | -0.12 |
51.99 | 52.53 | -0.54 |