| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.47 | 5.45 | 0.02 |
| Feb | 5.34 | 5.38 | -0.04 |
| Mar | 5.58 | 5.32 | 0.26 |
| Apr | 5.89 | 5.98 | -0.09 |
| May | 4.35 | 4.25 | 0.10 |
| Jun | 4.22 | 4.22 | 0.00 |
| Jul | 4.66 | 4.70 | -0.04 |
| Aug | 4.42 | 4.55 | -0.13 |
| Sep | 3.62 | 3.50 | 0.12 |
| Oct | 3.73 | 3.67 | 0.06 |
| Nov | 4.49 | 4.56 | -0.07 |
| Dec | 5.31 | 5.04 | 0.27 |
57.08 | 56.62 | 0.46 |