| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.92 | 0.96 | -0.04 |
| Feb | 1.06 | 1.14 | -0.08 |
| Mar | 1.81 | 1.83 | -0.02 |
| Apr | 2.65 | 2.74 | -0.09 |
| May | 4.24 | 3.99 | 0.25 |
| Jun | 3.61 | 3.63 | -0.02 |
| Jul | 2.38 | 2.48 | -0.10 |
| Aug | 2.78 | 2.79 | -0.01 |
| Sep | 2.65 | 2.62 | 0.03 |
| Oct | 2.54 | 2.63 | -0.09 |
| Nov | 1.54 | 1.51 | 0.03 |
| Dec | 1.17 | 1.14 | 0.03 |
27.35 | 27.46 | -0.11 |