| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.48 | 0.49 | -0.01 |
| Feb | 0.44 | 0.44 | 0.00 |
| Mar | 0.25 | 0.31 | -0.06 |
| Apr | 0.17 | 0.28 | -0.11 |
| May | 0.41 | 0.50 | -0.09 |
| Jun | 0.63 | 0.62 | 0.01 |
| Jul | 2.18 | 2.24 | -0.06 |
| Aug | 1.91 | 2.52 | -0.61 |
| Sep | 1.46 | 1.50 | -0.04 |
| Oct | 0.94 | 0.92 | 0.02 |
| Nov | 0.45 | 0.55 | -0.10 |
| Dec | 0.64 | 0.76 | -0.12 |
9.96 | 11.13 | -1.17 |