| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.20 | 5.32 | -0.12 |
| Feb | 5.35 | 5.32 | 0.03 |
| Mar | 5.19 | 5.37 | -0.18 |
| Apr | 4.98 | 5.21 | -0.23 |
| May | 4.26 | 4.44 | -0.18 |
| Jun | 4.75 | 4.73 | 0.02 |
| Jul | 4.82 | 4.79 | 0.03 |
| Aug | 4.00 | 4.10 | -0.10 |
| Sep | 3.73 | 4.06 | -0.33 |
| Oct | 3.24 | 3.34 | -0.10 |
| Nov | 4.42 | 4.51 | -0.09 |
| Dec | 4.95 | 5.22 | -0.27 |
54.89 | 56.41 | -1.52 |