| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.00 | 1.02 | -0.02 |
| Feb | 1.06 | 1.02 | 0.04 |
| Mar | 1.67 | 1.66 | 0.01 |
| Apr | 3.10 | 3.02 | 0.08 |
| May | 3.95 | 3.92 | 0.03 |
| Jun | 4.58 | 4.75 | -0.17 |
| Jul | 3.83 | 3.87 | -0.04 |
| Aug | 3.99 | 4.22 | -0.23 |
| Sep | 3.79 | 3.74 | 0.05 |
| Oct | 2.87 | 2.82 | 0.05 |
| Nov | 1.83 | 1.81 | 0.02 |
| Dec | 1.32 | 1.37 | -0.05 |
32.99 | 33.22 | -0.23 |