| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.74 | 6.28 | -0.54 |
| Feb | 5.11 | 5.51 | -0.40 |
| Mar | 5.42 | 5.79 | -0.37 |
| Apr | 5.17 | 5.20 | -0.03 |
| May | 4.49 | 4.79 | -0.30 |
| Jun | 5.06 | 5.19 | -0.13 |
| Jul | 4.63 | 4.91 | -0.28 |
| Aug | 4.50 | 4.41 | 0.09 |
| Sep | 3.77 | 4.40 | -0.63 |
| Oct | 3.94 | 3.63 | 0.31 |
| Nov | 4.60 | 4.95 | -0.35 |
| Dec | 5.99 | 6.20 | -0.21 |
58.42 | 61.26 | -2.84 |