| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.18 | 3.30 | -0.12 |
| Feb | 2.82 | 2.88 | -0.06 |
| Mar | 4.08 | 4.34 | -0.26 |
| Apr | 3.70 | 3.70 | 0.00 |
| May | 4.24 | 4.31 | -0.07 |
| Jun | 4.28 | 4.33 | -0.05 |
| Jul | 4.64 | 4.57 | 0.07 |
| Aug | 4.36 | 4.11 | 0.25 |
| Sep | 4.63 | 4.74 | -0.11 |
| Oct | 4.31 | 4.46 | -0.15 |
| Nov | 3.55 | 3.44 | 0.11 |
| Dec | 3.77 | 4.13 | -0.36 |
47.56 | 48.31 | -0.75 |