| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.26 | 1.33 | -0.07 |
| Feb | 1.26 | 1.31 | -0.05 |
| Mar | 2.14 | 2.19 | -0.05 |
| Apr | 1.90 | 2.09 | -0.19 |
| May | 3.65 | 3.85 | -0.20 |
| Jun | 3.07 | 3.27 | -0.20 |
| Jul | 2.33 | 2.41 | -0.08 |
| Aug | 2.16 | 2.43 | -0.27 |
| Sep | 3.25 | 3.70 | -0.45 |
| Oct | 2.84 | 2.98 | -0.14 |
| Nov | 1.79 | 1.84 | -0.05 |
| Dec | 1.26 | 1.44 | -0.18 |
26.91 | 28.84 | -1.93 |