| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.10 | 2.31 | -0.21 |
| Feb | 1.93 | 2.01 | -0.08 |
| Mar | 2.67 | 2.69 | -0.02 |
| Apr | 4.08 | 4.13 | -0.05 |
| May | 4.54 | 4.63 | -0.09 |
| Jun | 4.43 | 4.59 | -0.16 |
| Jul | 3.95 | 3.64 | 0.31 |
| Aug | 3.25 | 3.24 | 0.01 |
| Sep | 2.99 | 3.11 | -0.12 |
| Oct | 3.30 | 3.25 | 0.05 |
| Nov | 3.01 | 3.09 | -0.08 |
| Dec | 2.27 | 2.37 | -0.10 |
38.52 | 39.06 | -0.54 |