| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.41 | 3.67 | -0.26 |
| Feb | 2.98 | 3.02 | -0.04 |
| Mar | 3.59 | 3.76 | -0.17 |
| Apr | 2.69 | 2.91 | -0.22 |
| May | 3.29 | 2.95 | 0.34 |
| Jun | 7.40 | 7.96 | -0.56 |
| Jul | 7.70 | 7.50 | 0.20 |
| Aug | 8.10 | 8.79 | -0.69 |
| Sep | 5.45 | 5.77 | -0.32 |
| Oct | 2.88 | 2.89 | -0.01 |
| Nov | 1.92 | 2.01 | -0.09 |
| Dec | 3.12 | 3.11 | 0.01 |
52.53 | 54.34 | -1.81 |