| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.49 | 2.73 | -0.24 |
| Feb | 1.99 | 2.16 | -0.17 |
| Mar | 2.31 | 2.37 | -0.06 |
| Apr | 3.77 | 3.67 | 0.10 |
| May | 3.79 | 3.92 | -0.13 |
| Jun | 3.55 | 3.55 | 0.00 |
| Jul | 3.23 | 3.22 | 0.01 |
| Aug | 3.31 | 3.34 | -0.03 |
| Sep | 3.13 | 3.10 | 0.03 |
| Oct | 3.87 | 3.81 | 0.06 |
| Nov | 3.01 | 3.13 | -0.12 |
| Dec | 2.42 | 2.64 | -0.22 |
36.87 | 37.64 | -0.77 |