| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.54 | 4.55 | -0.01 |
| Feb | 3.86 | 4.10 | -0.24 |
| Mar | 4.65 | 4.88 | -0.23 |
| Apr | 3.83 | 3.56 | 0.27 |
| May | 2.92 | 3.26 | -0.34 |
| Jun | 6.34 | 7.42 | -1.08 |
| Jul | 7.01 | 7.19 | -0.18 |
| Aug | 7.01 | 7.54 | -0.53 |
| Sep | 5.60 | 5.53 | 0.07 |
| Oct | 3.49 | 3.01 | 0.48 |
| Nov | 2.96 | 3.06 | -0.10 |
| Dec | 3.84 | 3.80 | 0.04 |
56.05 | 57.90 | -1.85 |