| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.05 | 3.17 | -0.12 |
| Feb | 2.61 | 2.56 | 0.05 |
| Mar | 3.29 | 3.31 | -0.02 |
| Apr | 3.43 | 3.40 | 0.03 |
| May | 4.07 | 4.06 | 0.01 |
| Jun | 4.29 | 4.28 | 0.01 |
| Jul | 4.07 | 4.02 | 0.05 |
| Aug | 3.71 | 3.45 | 0.26 |
| Sep | 3.38 | 3.37 | 0.01 |
| Oct | 2.93 | 3.00 | -0.07 |
| Nov | 2.79 | 2.96 | -0.17 |
| Dec | 3.10 | 3.22 | -0.12 |
40.72 | 40.80 | -0.08 |