| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.30 | 5.57 | -0.27 |
| Feb | 4.24 | 4.45 | -0.21 |
| Mar | 5.08 | 5.11 | -0.03 |
| Apr | 5.17 | 5.39 | -0.22 |
| May | 4.86 | 5.31 | -0.45 |
| Jun | 6.31 | 6.49 | -0.18 |
| Jul | 7.36 | 7.84 | -0.48 |
| Aug | 6.77 | 6.89 | -0.12 |
| Sep | 5.37 | 5.50 | -0.13 |
| Oct | 4.00 | 4.12 | -0.12 |
| Nov | 4.16 | 4.40 | -0.24 |
| Dec | 4.99 | 5.34 | -0.35 |
63.61 | 66.41 | -2.80 |