| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.43 | 0.50 | -0.07 |
| Feb | 0.43 | 0.47 | -0.04 |
| Mar | 0.58 | 0.69 | -0.11 |
| Apr | 0.99 | 1.01 | -0.02 |
| May | 2.44 | 2.48 | -0.04 |
| Jun | 3.32 | 3.68 | -0.36 |
| Jul | 2.65 | 2.78 | -0.13 |
| Aug | 1.84 | 1.93 | -0.09 |
| Sep | 1.62 | 1.79 | -0.17 |
| Oct | 1.24 | 1.28 | -0.04 |
| Nov | 0.64 | 0.70 | -0.06 |
| Dec | 0.50 | 0.59 | -0.09 |
16.68 | 17.90 | -1.22 |