| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.24 | 1.17 | 0.07 |
| Feb | 1.42 | 1.43 | -0.01 |
| Mar | 2.47 | 2.51 | -0.04 |
| Apr | 3.46 | 3.41 | 0.05 |
| May | 5.00 | 4.91 | 0.09 |
| Jun | 4.61 | 4.67 | -0.06 |
| Jul | 3.35 | 3.25 | 0.10 |
| Aug | 3.54 | 3.31 | 0.23 |
| Sep | 3.26 | 3.37 | -0.11 |
| Oct | 3.22 | 3.17 | 0.05 |
| Nov | 1.89 | 1.83 | 0.06 |
| Dec | 1.67 | 1.67 | 0.00 |
35.13 | 34.70 | 0.43 |