| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.12 | 3.12 | 0.00 |
| Feb | 2.69 | 2.74 | -0.05 |
| Mar | 3.20 | 3.26 | -0.06 |
| Apr | 2.62 | 2.63 | -0.01 |
| May | 3.04 | 3.42 | -0.38 |
| Jun | 7.70 | 8.01 | -0.31 |
| Jul | 8.31 | 8.62 | -0.31 |
| Aug | 7.96 | 8.38 | -0.42 |
| Sep | 5.90 | 6.23 | -0.33 |
| Oct | 2.63 | 2.61 | 0.02 |
| Nov | 1.83 | 1.82 | 0.01 |
| Dec | 2.41 | 2.61 | -0.20 |
51.41 | 53.45 | -2.04 |