| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.34 | 0.27 | 0.07 |
| Feb | 0.38 | 0.32 | 0.06 |
| Mar | 0.50 | 0.47 | 0.03 |
| Apr | 1.44 | 1.34 | 0.10 |
| May | 2.60 | 2.33 | 0.27 |
| Jun | 2.39 | 2.37 | 0.02 |
| Jul | 2.06 | 2.12 | -0.06 |
| Aug | 1.25 | 1.24 | 0.01 |
| Sep | 1.28 | 1.19 | 0.09 |
| Oct | 0.98 | 0.96 | 0.02 |
| Nov | 0.41 | 0.33 | 0.08 |
| Dec | 0.36 | 0.26 | 0.10 |
13.99 | 13.20 | 0.79 |