| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.44 | 3.51 | -0.07 |
| Feb | 3.20 | 3.14 | 0.06 |
| Mar | 3.52 | 3.66 | -0.14 |
| Apr | 3.52 | 3.45 | 0.07 |
| May | 3.93 | 3.90 | 0.03 |
| Jun | 4.88 | 4.83 | 0.05 |
| Jul | 5.57 | 5.39 | 0.18 |
| Aug | 5.71 | 5.72 | -0.01 |
| Sep | 6.34 | 6.11 | 0.23 |
| Oct | 3.38 | 3.42 | -0.04 |
| Nov | 3.34 | 3.35 | -0.01 |
| Dec | 3.48 | 3.45 | 0.03 |
50.31 | 49.93 | 0.38 |