| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.47 | 3.48 | -0.01 |
| Feb | 3.05 | 3.05 | 0.00 |
| Mar | 4.17 | 4.22 | -0.05 |
| Apr | 3.36 | 3.48 | -0.12 |
| May | 3.52 | 3.59 | -0.07 |
| Jun | 3.69 | 3.65 | 0.04 |
| Jul | 4.39 | 4.17 | 0.22 |
| Aug | 4.56 | 4.58 | -0.02 |
| Sep | 4.21 | 4.36 | -0.15 |
| Oct | 4.07 | 4.27 | -0.20 |
| Nov | 3.19 | 3.31 | -0.12 |
| Dec | 3.80 | 4.06 | -0.26 |
45.48 | 46.22 | -0.74 |