| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.44 | 5.18 | -0.74 |
| Feb | 4.22 | 4.45 | -0.23 |
| Mar | 4.94 | 4.83 | 0.11 |
| Apr | 4.85 | 5.37 | -0.52 |
| May | 3.79 | 3.76 | 0.03 |
| Jun | 5.79 | 5.97 | -0.18 |
| Jul | 7.25 | 7.24 | 0.01 |
| Aug | 6.50 | 6.89 | -0.39 |
| Sep | 6.65 | 6.92 | -0.27 |
| Oct | 4.21 | 4.25 | -0.04 |
| Nov | 3.94 | 4.07 | -0.13 |
| Dec | 4.79 | 4.92 | -0.13 |
61.37 | 63.85 | -2.48 |