| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.46 | 3.51 | -0.05 |
| Feb | 3.03 | 3.03 | 0.00 |
| Mar | 3.57 | 3.67 | -0.10 |
| Apr | 3.38 | 3.46 | -0.08 |
| May | 3.56 | 3.57 | -0.01 |
| Jun | 4.74 | 4.62 | 0.12 |
| Jul | 5.43 | 5.32 | 0.11 |
| Aug | 5.03 | 5.26 | -0.23 |
| Sep | 5.42 | 5.38 | 0.04 |
| Oct | 3.20 | 3.34 | -0.14 |
| Nov | 3.26 | 3.33 | -0.07 |
| Dec | 3.35 | 3.42 | -0.07 |
47.43 | 47.91 | -0.48 |