| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.25 | 0.31 | -0.06 |
| Feb | 0.36 | 0.42 | -0.06 |
| Mar | 0.69 | 0.78 | -0.09 |
| Apr | 1.52 | 1.60 | -0.08 |
| May | 2.50 | 2.58 | -0.08 |
| Jun | 2.43 | 2.37 | 0.06 |
| Jul | 2.36 | 2.52 | -0.16 |
| Aug | 1.93 | 1.92 | 0.01 |
| Sep | 1.24 | 1.27 | -0.03 |
| Oct | 1.08 | 1.15 | -0.07 |
| Nov | 0.43 | 0.44 | -0.01 |
| Dec | 0.32 | 0.37 | -0.05 |
15.11 | 15.73 | -0.62 |