| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.99 | 3.06 | -0.07 |
| Feb | 2.63 | 2.70 | -0.07 |
| Mar | 3.79 | 3.87 | -0.08 |
| Apr | 3.45 | 3.42 | 0.03 |
| May | 4.26 | 4.35 | -0.09 |
| Jun | 4.30 | 4.36 | -0.06 |
| Jul | 4.51 | 4.42 | 0.09 |
| Aug | 3.89 | 3.84 | 0.05 |
| Sep | 4.31 | 4.43 | -0.12 |
| Oct | 3.88 | 3.99 | -0.11 |
| Nov | 3.10 | 3.18 | -0.08 |
| Dec | 3.68 | 3.71 | -0.03 |
44.79 | 45.33 | -0.54 |