| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.39 | 0.33 | 0.06 |
| Feb | 0.49 | 0.42 | 0.07 |
| Mar | 1.05 | 0.98 | 0.07 |
| Apr | 1.87 | 1.78 | 0.09 |
| May | 2.54 | 2.30 | 0.24 |
| Jun | 2.15 | 1.98 | 0.17 |
| Jul | 2.93 | 2.88 | 0.05 |
| Aug | 2.77 | 2.99 | -0.22 |
| Sep | 1.15 | 1.14 | 0.01 |
| Oct | 1.09 | 1.05 | 0.04 |
| Nov | 0.54 | 0.48 | 0.06 |
| Dec | 0.40 | 0.38 | 0.02 |
17.37 | 16.71 | 0.66 |