| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.20 | 1.06 | 0.14 |
| Feb | 1.20 | 1.11 | 0.09 |
| Mar | 0.88 | 0.81 | 0.07 |
| Apr | 0.33 | 0.30 | 0.03 |
| May | 0.20 | 0.20 | 0.00 |
| Jun | 0.17 | 0.25 | -0.08 |
| Jul | 1.89 | 2.01 | -0.12 |
| Aug | 2.22 | 2.52 | -0.30 |
| Sep | 1.31 | 1.14 | 0.17 |
| Oct | 0.62 | 0.83 | -0.21 |
| Nov | 0.84 | 0.71 | 0.13 |
| Dec | 1.33 | 1.27 | 0.06 |
12.19 | 12.21 | -0.02 |