| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.25 | 5.54 | -0.29 |
| Feb | 4.10 | 4.32 | -0.22 |
| Mar | 5.07 | 5.05 | 0.02 |
| Apr | 5.10 | 5.12 | -0.02 |
| May | 4.93 | 5.19 | -0.26 |
| Jun | 6.62 | 6.73 | -0.11 |
| Jul | 7.97 | 8.30 | -0.33 |
| Aug | 7.33 | 7.92 | -0.59 |
| Sep | 6.11 | 6.12 | -0.01 |
| Oct | 3.96 | 4.44 | -0.48 |
| Nov | 3.92 | 4.17 | -0.25 |
| Dec | 4.78 | 4.85 | -0.07 |
65.14 | 67.75 | -2.61 |