| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.12 | 1.32 | -0.20 |
| Feb | 0.74 | 0.88 | -0.14 |
| Mar | 0.99 | 1.05 | -0.06 |
| Apr | 0.96 | 1.03 | -0.07 |
| May | 1.20 | 1.23 | -0.03 |
| Jun | 0.74 | 0.72 | 0.02 |
| Jul | 0.23 | 0.23 | 0.00 |
| Aug | 0.18 | 0.16 | 0.02 |
| Sep | 0.39 | 0.41 | -0.02 |
| Oct | 0.70 | 0.75 | -0.05 |
| Nov | 0.88 | 1.02 | -0.14 |
| Dec | 1.11 | 1.31 | -0.20 |
9.24 | 10.11 | -0.87 |