| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.14 | 3.13 | 0.01 |
| Feb | 3.08 | 3.09 | -0.01 |
| Mar | 3.66 | 3.59 | 0.07 |
| Apr | 3.79 | 3.82 | -0.03 |
| May | 3.72 | 3.69 | 0.03 |
| Jun | 4.26 | 4.36 | -0.10 |
| Jul | 4.02 | 3.89 | 0.13 |
| Aug | 3.95 | 4.02 | -0.07 |
| Sep | 3.87 | 3.83 | 0.04 |
| Oct | 4.79 | 4.90 | -0.11 |
| Nov | 3.78 | 3.74 | 0.04 |
| Dec | 4.13 | 4.32 | -0.19 |
46.19 | 46.38 | -0.19 |