| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.12 | 4.09 | 0.03 |
| Feb | 3.69 | 3.79 | -0.10 |
| Mar | 4.27 | 4.34 | -0.07 |
| Apr | 3.07 | 3.23 | -0.16 |
| May | 3.29 | 3.18 | 0.11 |
| Jun | 4.79 | 4.91 | -0.12 |
| Jul | 4.76 | 4.59 | 0.17 |
| Aug | 4.84 | 4.87 | -0.03 |
| Sep | 3.84 | 3.92 | -0.08 |
| Oct | 2.84 | 2.82 | 0.02 |
| Nov | 3.01 | 3.12 | -0.11 |
| Dec | 4.18 | 4.17 | 0.01 |
46.70 | 47.03 | -0.33 |