| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.52 | 2.70 | -0.18 |
| Feb | 2.35 | 2.46 | -0.11 |
| Mar | 4.07 | 3.94 | 0.13 |
| Apr | 4.90 | 4.87 | 0.03 |
| May | 5.74 | 6.03 | -0.29 |
| Jun | 4.59 | 4.39 | 0.20 |
| Jul | 3.84 | 3.96 | -0.12 |
| Aug | 3.62 | 3.41 | 0.21 |
| Sep | 4.23 | 4.20 | 0.03 |
| Oct | 4.18 | 4.16 | 0.02 |
| Nov | 3.94 | 3.98 | -0.04 |
| Dec | 3.04 | 3.18 | -0.14 |
47.02 | 47.28 | -0.26 |