| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.42 | 3.55 | -0.13 |
| Feb | 2.95 | 3.05 | -0.10 |
| Mar | 3.58 | 3.61 | -0.03 |
| Apr | 2.79 | 2.84 | -0.05 |
| May | 3.38 | 3.20 | 0.18 |
| Jun | 7.37 | 7.78 | -0.41 |
| Jul | 7.38 | 7.15 | 0.23 |
| Aug | 7.75 | 7.98 | -0.23 |
| Sep | 5.59 | 5.65 | -0.06 |
| Oct | 2.84 | 2.99 | -0.15 |
| Nov | 1.90 | 1.96 | -0.06 |
| Dec | 3.07 | 3.04 | 0.03 |
52.02 | 52.80 | -0.78 |