| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.40 | 3.66 | -0.26 |
| Feb | 3.27 | 3.41 | -0.14 |
| Mar | 3.56 | 3.72 | -0.16 |
| Apr | 3.16 | 3.25 | -0.09 |
| May | 3.88 | 3.93 | -0.05 |
| Jun | 4.73 | 5.25 | -0.52 |
| Jul | 5.93 | 5.96 | -0.03 |
| Aug | 6.34 | 6.92 | -0.58 |
| Sep | 6.23 | 6.98 | -0.75 |
| Oct | 4.03 | 4.23 | -0.20 |
| Nov | 3.32 | 3.37 | -0.05 |
| Dec | 3.54 | 3.60 | -0.06 |
51.39 | 54.28 | -2.89 |