| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.25 | 3.50 | -0.25 |
| Feb | 3.02 | 3.12 | -0.10 |
| Mar | 3.34 | 3.45 | -0.11 |
| Apr | 3.22 | 3.11 | 0.11 |
| May | 3.06 | 2.88 | 0.18 |
| Jun | 5.33 | 4.92 | 0.41 |
| Jul | 5.68 | 5.39 | 0.29 |
| Aug | 6.33 | 6.24 | 0.09 |
| Sep | 5.33 | 5.47 | -0.14 |
| Oct | 4.37 | 4.64 | -0.27 |
| Nov | 2.78 | 2.90 | -0.12 |
| Dec | 3.15 | 3.46 | -0.31 |
48.86 | 49.08 | -0.22 |