| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.27 | 3.43 | -0.16 |
| Feb | 3.05 | 3.11 | -0.06 |
| Mar | 3.34 | 3.38 | -0.04 |
| Apr | 3.24 | 3.11 | 0.13 |
| May | 3.11 | 2.79 | 0.32 |
| Jun | 5.38 | 4.98 | 0.40 |
| Jul | 5.73 | 5.51 | 0.22 |
| Aug | 6.33 | 6.31 | 0.02 |
| Sep | 5.31 | 5.40 | -0.09 |
| Oct | 4.38 | 4.44 | -0.06 |
| Nov | 2.80 | 2.85 | -0.05 |
| Dec | 3.16 | 3.47 | -0.31 |
49.10 | 48.78 | 0.32 |