| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.41 | 0.50 | -0.09 |
| Feb | 0.36 | 0.45 | -0.09 |
| Mar | 0.50 | 0.61 | -0.11 |
| Apr | 0.61 | 0.68 | -0.07 |
| May | 0.81 | 0.81 | 0.00 |
| Jun | 0.72 | 0.62 | 0.10 |
| Jul | 1.81 | 1.65 | 0.16 |
| Aug | 1.90 | 1.87 | 0.03 |
| Sep | 1.27 | 1.17 | 0.10 |
| Oct | 0.89 | 1.01 | -0.12 |
| Nov | 0.48 | 0.56 | -0.08 |
| Dec | 0.55 | 0.52 | 0.03 |
10.31 | 10.45 | -0.14 |