| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.63 | 3.73 | -0.10 |
| Feb | 3.38 | 3.41 | -0.03 |
| Mar | 3.72 | 3.92 | -0.20 |
| Apr | 2.94 | 3.06 | -0.12 |
| May | 3.10 | 3.25 | -0.15 |
| Jun | 4.20 | 4.27 | -0.07 |
| Jul | 4.30 | 4.36 | -0.06 |
| Aug | 4.55 | 4.68 | -0.13 |
| Sep | 3.92 | 4.02 | -0.10 |
| Oct | 3.26 | 3.41 | -0.15 |
| Nov | 2.97 | 3.07 | -0.10 |
| Dec | 3.80 | 3.91 | -0.11 |
43.77 | 45.09 | -1.32 |