| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.54 | 0.51 | 0.03 |
| Feb | 0.42 | 0.40 | 0.02 |
| Mar | 0.50 | 0.49 | 0.01 |
| Apr | 0.41 | 0.42 | -0.01 |
| May | 0.56 | 0.45 | 0.11 |
| Jun | 0.44 | 0.47 | -0.03 |
| Jul | 1.73 | 1.64 | 0.09 |
| Aug | 1.89 | 1.99 | -0.10 |
| Sep | 1.22 | 1.20 | 0.02 |
| Oct | 0.81 | 0.87 | -0.06 |
| Nov | 0.63 | 0.54 | 0.09 |
| Dec | 0.64 | 0.66 | -0.02 |
9.79 | 9.64 | 0.15 |