| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.69 | 0.76 | -0.07 |
| Feb | 0.85 | 0.94 | -0.09 |
| Mar | 1.60 | 1.85 | -0.25 |
| Apr | 2.69 | 2.63 | 0.06 |
| May | 3.00 | 2.83 | 0.17 |
| Jun | 2.12 | 2.01 | 0.11 |
| Jul | 2.57 | 2.57 | 0.00 |
| Aug | 2.31 | 1.99 | 0.32 |
| Sep | 1.75 | 1.75 | 0.00 |
| Oct | 1.36 | 1.27 | 0.09 |
| Nov | 0.90 | 0.94 | -0.04 |
| Dec | 0.57 | 0.79 | -0.22 |
20.41 | 20.33 | 0.08 |