| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.38 | 0.36 | 0.02 |
| Feb | 0.38 | 0.38 | 0.00 |
| Mar | 0.67 | 0.64 | 0.03 |
| Apr | 0.79 | 0.73 | 0.06 |
| May | 1.07 | 1.17 | -0.10 |
| Jun | 1.45 | 1.45 | 0.00 |
| Jul | 2.48 | 2.45 | 0.03 |
| Aug | 2.20 | 2.09 | 0.11 |
| Sep | 1.76 | 1.82 | -0.06 |
| Oct | 1.37 | 1.50 | -0.13 |
| Nov | 0.45 | 0.49 | -0.04 |
| Dec | 0.56 | 0.59 | -0.03 |
13.56 | 13.67 | -0.11 |