| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.43 | 0.55 | -0.12 |
| Feb | 0.56 | 0.61 | -0.05 |
| Mar | 0.96 | 1.32 | -0.36 |
| Apr | 1.92 | 2.21 | -0.29 |
| May | 2.28 | 2.24 | 0.04 |
| Jun | 2.17 | 2.40 | -0.23 |
| Jul | 3.55 | 3.44 | 0.11 |
| Aug | 2.87 | 3.53 | -0.66 |
| Sep | 1.43 | 1.69 | -0.26 |
| Oct | 1.00 | 1.01 | -0.01 |
| Nov | 0.70 | 0.77 | -0.07 |
| Dec | 0.44 | 0.57 | -0.13 |
18.31 | 20.34 | -2.03 |