| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.50 | 0.57 | -0.07 |
| Feb | 0.52 | 0.63 | -0.11 |
| Mar | 0.25 | 0.28 | -0.03 |
| Apr | 0.17 | 0.22 | -0.05 |
| May | 0.21 | 0.23 | -0.02 |
| Jun | 0.42 | 0.62 | -0.20 |
| Jul | 1.86 | 2.00 | -0.14 |
| Aug | 1.88 | 1.47 | 0.41 |
| Sep | 1.20 | 1.27 | -0.07 |
| Oct | 0.71 | 0.75 | -0.04 |
| Nov | 0.49 | 0.61 | -0.12 |
| Dec | 0.68 | 0.78 | -0.10 |
8.89 | 9.43 | -0.54 |