| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.51 | 2.35 | 0.16 |
| Feb | 2.65 | 2.31 | 0.34 |
| Mar | 2.90 | 2.66 | 0.24 |
| Apr | 3.45 | 3.14 | 0.31 |
| May | 5.51 | 5.41 | 0.10 |
| Jun | 8.78 | 8.43 | 0.35 |
| Jul | 7.00 | 6.84 | 0.16 |
| Aug | 8.16 | 8.30 | -0.14 |
| Sep | 7.91 | 8.22 | -0.31 |
| Oct | 6.23 | 5.85 | 0.38 |
| Nov | 3.68 | 3.46 | 0.22 |
| Dec | 2.65 | 2.42 | 0.23 |
61.43 | 59.39 | 2.04 |