| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.18 | 1.14 | 0.04 |
| Feb | 1.41 | 1.48 | -0.07 |
| Mar | 2.35 | 2.26 | 0.09 |
| Apr | 3.02 | 2.96 | 0.06 |
| May | 4.44 | 4.44 | 0.00 |
| Jun | 3.91 | 4.02 | -0.11 |
| Jul | 2.57 | 2.48 | 0.09 |
| Aug | 2.84 | 2.75 | 0.09 |
| Sep | 2.96 | 2.92 | 0.04 |
| Oct | 2.84 | 3.05 | -0.21 |
| Nov | 1.91 | 1.62 | 0.29 |
| Dec | 1.66 | 1.75 | -0.09 |
31.09 | 30.87 | 0.22 |