| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.54 | 5.62 | -0.08 |
| Feb | 4.38 | 4.42 | -0.04 |
| Mar | 5.20 | 5.05 | 0.15 |
| Apr | 5.29 | 5.40 | -0.11 |
| May | 5.01 | 5.49 | -0.48 |
| Jun | 6.40 | 6.77 | -0.37 |
| Jul | 7.30 | 7.93 | -0.63 |
| Aug | 6.65 | 7.09 | -0.44 |
| Sep | 5.16 | 5.60 | -0.44 |
| Oct | 3.97 | 4.08 | -0.11 |
| Nov | 4.33 | 4.44 | -0.11 |
| Dec | 5.23 | 5.45 | -0.22 |
64.46 | 67.34 | -2.88 |