| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.64 | 0.75 | -0.11 |
| Feb | 0.84 | 0.93 | -0.09 |
| Mar | 1.75 | 1.82 | -0.07 |
| Apr | 2.57 | 2.63 | -0.06 |
| May | 2.52 | 2.74 | -0.22 |
| Jun | 1.96 | 1.92 | 0.04 |
| Jul | 2.29 | 2.73 | -0.44 |
| Aug | 2.24 | 2.50 | -0.26 |
| Sep | 1.64 | 1.72 | -0.08 |
| Oct | 1.27 | 1.36 | -0.09 |
| Nov | 0.85 | 0.91 | -0.06 |
| Dec | 0.64 | 0.74 | -0.10 |
19.21 | 20.75 | -1.54 |