| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.55 | 2.76 | -0.21 |
| Feb | 1.87 | 1.88 | -0.01 |
| Mar | 2.92 | 3.07 | -0.15 |
| Apr | 2.14 | 2.23 | -0.09 |
| May | 3.75 | 3.93 | -0.18 |
| Jun | 3.96 | 3.92 | 0.04 |
| Jul | 3.22 | 3.65 | -0.43 |
| Aug | 3.06 | 3.43 | -0.37 |
| Sep | 5.15 | 5.62 | -0.47 |
| Oct | 3.82 | 4.06 | -0.24 |
| Nov | 2.76 | 3.22 | -0.46 |
| Dec | 2.36 | 2.35 | 0.01 |
37.56 | 40.12 | -2.56 |