| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.79 | 2.94 | -0.15 |
| Feb | 2.70 | 2.59 | 0.11 |
| Mar | 2.96 | 3.05 | -0.09 |
| Apr | 3.26 | 3.20 | 0.06 |
| May | 5.40 | 5.09 | 0.31 |
| Jun | 8.55 | 8.59 | -0.04 |
| Jul | 6.47 | 6.10 | 0.37 |
| Aug | 7.97 | 8.13 | -0.16 |
| Sep | 8.12 | 8.19 | -0.07 |
| Oct | 6.05 | 5.89 | 0.16 |
| Nov | 3.62 | 3.34 | 0.28 |
| Dec | 2.80 | 2.77 | 0.03 |
60.69 | 59.88 | 0.81 |