| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.02 | 2.30 | -0.28 |
| Feb | 1.62 | 1.76 | -0.14 |
| Mar | 2.07 | 2.13 | -0.06 |
| Apr | 2.96 | 3.05 | -0.09 |
| May | 3.76 | 3.79 | -0.03 |
| Jun | 3.31 | 3.29 | 0.02 |
| Jul | 3.41 | 3.18 | 0.23 |
| Aug | 3.17 | 3.13 | 0.04 |
| Sep | 2.95 | 3.02 | -0.07 |
| Oct | 2.80 | 2.88 | -0.08 |
| Nov | 2.39 | 2.45 | -0.06 |
| Dec | 2.04 | 2.13 | -0.09 |
32.50 | 33.11 | -0.61 |