| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.61 | 1.47 | 0.14 |
| Feb | 1.18 | 1.03 | 0.15 |
| Mar | 1.41 | 1.42 | -0.01 |
| Apr | 1.36 | 1.20 | 0.16 |
| May | 1.47 | 1.48 | -0.01 |
| Jun | 0.82 | 0.79 | 0.03 |
| Jul | 0.22 | 0.25 | -0.03 |
| Aug | 0.17 | 0.19 | -0.02 |
| Sep | 0.45 | 0.44 | 0.01 |
| Oct | 0.92 | 0.81 | 0.11 |
| Nov | 1.36 | 1.20 | 0.16 |
| Dec | 1.74 | 1.61 | 0.13 |
12.71 | 11.89 | 0.82 |