| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.21 | 3.55 | -0.34 |
| Feb | 2.85 | 3.15 | -0.30 |
| Mar | 3.86 | 4.06 | -0.20 |
| Apr | 3.91 | 4.17 | -0.26 |
| May | 3.49 | 3.46 | 0.03 |
| Jun | 4.12 | 4.07 | 0.05 |
| Jul | 3.96 | 4.03 | -0.07 |
| Aug | 3.95 | 3.83 | 0.12 |
| Sep | 4.06 | 4.09 | -0.03 |
| Oct | 4.51 | 4.83 | -0.32 |
| Nov | 3.57 | 3.86 | -0.29 |
| Dec | 4.08 | 4.47 | -0.39 |
45.57 | 47.57 | -2.00 |