| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.57 | 0.59 | -0.02 |
| Feb | 0.80 | 0.81 | -0.01 |
| Mar | 0.38 | 0.57 | -0.19 |
| Apr | 0.18 | 0.14 | 0.04 |
| May | 0.09 | 0.14 | -0.05 |
| Jun | 0.04 | 0.03 | 0.01 |
| Jul | 0.32 | 0.36 | -0.04 |
| Aug | 0.35 | 0.32 | 0.03 |
| Sep | 0.25 | 0.27 | -0.02 |
| Oct | 0.37 | 0.40 | -0.03 |
| Nov | 0.31 | 0.28 | 0.03 |
| Dec | 0.47 | 0.47 | 0.00 |
4.13 | 4.38 | -0.25 |