| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.28 | 3.48 | -0.20 |
| Feb | 3.07 | 3.19 | -0.12 |
| Mar | 3.34 | 3.44 | -0.10 |
| Apr | 3.27 | 3.23 | 0.04 |
| May | 3.13 | 3.16 | -0.03 |
| Jun | 5.52 | 5.70 | -0.18 |
| Jul | 5.70 | 6.35 | -0.65 |
| Aug | 6.27 | 6.96 | -0.69 |
| Sep | 5.20 | 5.59 | -0.39 |
| Oct | 4.30 | 4.39 | -0.09 |
| Nov | 2.74 | 2.85 | -0.11 |
| Dec | 3.25 | 3.59 | -0.34 |
49.07 | 51.93 | -2.86 |