| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.30 | 0.35 | -0.05 |
| Feb | 0.32 | 0.37 | -0.05 |
| Mar | 0.75 | 0.72 | 0.03 |
| Apr | 1.39 | 1.53 | -0.14 |
| May | 2.38 | 2.48 | -0.10 |
| Jun | 2.22 | 2.20 | 0.02 |
| Jul | 2.61 | 2.56 | 0.05 |
| Aug | 2.19 | 2.17 | 0.02 |
| Sep | 1.17 | 1.30 | -0.13 |
| Oct | 1.00 | 1.06 | -0.06 |
| Nov | 0.50 | 0.48 | 0.02 |
| Dec | 0.31 | 0.37 | -0.06 |
15.14 | 15.59 | -0.45 |