| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.12 | 4.16 | -0.04 |
| Feb | 3.93 | 3.96 | -0.03 |
| Mar | 4.51 | 4.53 | -0.02 |
| Apr | 3.26 | 3.41 | -0.15 |
| May | 3.43 | 3.41 | 0.02 |
| Jun | 4.21 | 4.15 | 0.06 |
| Jul | 3.78 | 3.83 | -0.05 |
| Aug | 3.96 | 4.15 | -0.19 |
| Sep | 3.49 | 3.59 | -0.10 |
| Oct | 3.19 | 3.20 | -0.01 |
| Nov | 3.67 | 3.75 | -0.08 |
| Dec | 4.52 | 4.52 | 0.00 |
46.07 | 46.66 | -0.59 |