| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.19 | 5.43 | -0.24 |
| Feb | 4.40 | 4.47 | -0.07 |
| Mar | 5.12 | 5.26 | -0.14 |
| Apr | 5.15 | 5.44 | -0.29 |
| May | 4.36 | 4.80 | -0.44 |
| Jun | 6.36 | 6.78 | -0.42 |
| Jul | 7.80 | 8.71 | -0.91 |
| Aug | 6.65 | 6.90 | -0.25 |
| Sep | 6.03 | 6.41 | -0.38 |
| Oct | 4.16 | 4.33 | -0.17 |
| Nov | 4.41 | 4.53 | -0.12 |
| Dec | 5.18 | 5.22 | -0.04 |
64.81 | 68.28 | -3.47 |