| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.46 | 0.58 | -0.12 |
| Feb | 0.50 | 0.63 | -0.13 |
| Mar | 1.09 | 1.35 | -0.26 |
| Apr | 1.87 | 2.20 | -0.33 |
| May | 2.16 | 2.31 | -0.15 |
| Jun | 1.94 | 1.99 | -0.05 |
| Jul | 2.36 | 2.15 | 0.21 |
| Aug | 1.87 | 2.09 | -0.22 |
| Sep | 1.21 | 1.37 | -0.16 |
| Oct | 1.05 | 1.14 | -0.09 |
| Nov | 0.68 | 0.83 | -0.15 |
| Dec | 0.48 | 0.62 | -0.14 |
15.67 | 17.26 | -1.59 |