| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.24 | 3.33 | -0.09 |
| Feb | 2.52 | 2.91 | -0.39 |
| Mar | 3.65 | 3.98 | -0.33 |
| Apr | 3.65 | 4.06 | -0.41 |
| May | 3.66 | 3.71 | -0.05 |
| Jun | 4.54 | 4.73 | -0.19 |
| Jul | 4.15 | 4.26 | -0.11 |
| Aug | 4.51 | 4.71 | -0.20 |
| Sep | 4.35 | 4.41 | -0.06 |
| Oct | 4.38 | 4.48 | -0.10 |
| Nov | 3.27 | 3.33 | -0.06 |
| Dec | 3.84 | 4.08 | -0.24 |
45.76 | 47.99 | -2.23 |