| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.30 | 0.39 | -0.09 |
| Feb | 0.47 | 0.56 | -0.09 |
| Mar | 0.97 | 1.04 | -0.07 |
| Apr | 2.12 | 2.30 | -0.18 |
| May | 4.01 | 4.05 | -0.04 |
| Jun | 3.20 | 3.27 | -0.07 |
| Jul | 2.76 | 2.82 | -0.06 |
| Aug | 1.90 | 2.16 | -0.26 |
| Sep | 1.44 | 1.51 | -0.07 |
| Oct | 1.48 | 1.64 | -0.16 |
| Nov | 0.48 | 0.56 | -0.08 |
| Dec | 0.33 | 0.42 | -0.09 |
19.46 | 20.72 | -1.26 |