| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.07 | 3.05 | 0.02 |
| Feb | 2.30 | 2.27 | 0.03 |
| Mar | 3.05 | 2.96 | 0.09 |
| Apr | 3.03 | 2.73 | 0.30 |
| May | 4.81 | 4.65 | 0.16 |
| Jun | 3.43 | 3.25 | 0.18 |
| Jul | 2.04 | 1.78 | 0.26 |
| Aug | 3.00 | 2.70 | 0.30 |
| Sep | 3.17 | 2.96 | 0.21 |
| Oct | 4.40 | 4.46 | -0.06 |
| Nov | 3.18 | 3.21 | -0.03 |
| Dec | 3.29 | 3.26 | 0.03 |
38.77 | 37.28 | 1.49 |