| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.53 | 0.54 | -0.01 |
| Feb | 0.40 | 0.34 | 0.06 |
| Mar | 0.87 | 0.90 | -0.03 |
| Apr | 0.75 | 0.78 | -0.03 |
| May | 1.78 | 1.89 | -0.11 |
| Jun | 2.09 | 2.43 | -0.34 |
| Jul | 2.53 | 2.56 | -0.03 |
| Aug | 2.78 | 2.79 | -0.01 |
| Sep | 2.01 | 1.99 | 0.02 |
| Oct | 1.86 | 1.99 | -0.13 |
| Nov | 0.49 | 0.62 | -0.13 |
| Dec | 0.64 | 0.62 | 0.02 |
16.73 | 17.45 | -0.72 |