| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.34 | 1.31 | 0.03 |
| Feb | 1.41 | 1.34 | 0.07 |
| Mar | 1.29 | 1.31 | -0.02 |
| Apr | 0.57 | 0.64 | -0.07 |
| May | 0.22 | 0.30 | -0.08 |
| Jun | 0.06 | 0.07 | -0.01 |
| Jul | 0.01 | 0.01 | 0.00 |
| Aug | 0.00 | 0.00 | 0.00 |
| Sep | 0.05 | 0.06 | -0.01 |
| Oct | 0.30 | 0.31 | -0.01 |
| Nov | 0.54 | 0.58 | -0.04 |
| Dec | 1.17 | 1.19 | -0.02 |
6.96 | 7.12 | -0.16 |