| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.31 | 3.50 | -0.19 |
| Feb | 2.79 | 2.90 | -0.11 |
| Mar | 4.03 | 4.07 | -0.04 |
| Apr | 3.94 | 4.03 | -0.09 |
| May | 3.77 | 3.79 | -0.02 |
| Jun | 4.31 | 4.52 | -0.21 |
| Jul | 4.45 | 4.42 | 0.03 |
| Aug | 4.44 | 4.58 | -0.14 |
| Sep | 4.23 | 4.28 | -0.05 |
| Oct | 4.30 | 4.28 | 0.02 |
| Nov | 3.54 | 3.51 | 0.03 |
| Dec | 4.15 | 4.29 | -0.14 |
47.26 | 48.17 | -0.91 |