| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.35 | 5.48 | -0.13 |
| Feb | 4.37 | 4.41 | -0.04 |
| Mar | 5.09 | 5.16 | -0.07 |
| Apr | 5.19 | 5.37 | -0.18 |
| May | 4.63 | 4.99 | -0.36 |
| Jun | 6.36 | 6.44 | -0.08 |
| Jul | 7.57 | 8.20 | -0.63 |
| Aug | 6.66 | 7.00 | -0.34 |
| Sep | 5.63 | 6.13 | -0.50 |
| Oct | 4.07 | 4.17 | -0.10 |
| Nov | 4.39 | 4.42 | -0.03 |
| Dec | 5.16 | 5.27 | -0.11 |
64.47 | 67.04 | -2.57 |