| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.14 | 2.15 | -0.01 |
| Feb | 1.89 | 1.96 | -0.07 |
| Mar | 2.42 | 2.35 | 0.07 |
| Apr | 3.81 | 3.80 | 0.01 |
| May | 4.56 | 4.61 | -0.05 |
| Jun | 4.49 | 4.43 | 0.06 |
| Jul | 4.23 | 4.34 | -0.11 |
| Aug | 4.03 | 3.98 | 0.05 |
| Sep | 3.41 | 3.35 | 0.06 |
| Oct | 3.40 | 3.38 | 0.02 |
| Nov | 2.65 | 2.61 | 0.04 |
| Dec | 2.19 | 2.17 | 0.02 |
39.22 | 39.13 | 0.09 |