| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.82 | 2.81 | 0.01 |
| Feb | 2.23 | 2.22 | 0.01 |
| Mar | 3.20 | 3.17 | 0.03 |
| Apr | 4.05 | 4.09 | -0.04 |
| May | 4.22 | 4.30 | -0.08 |
| Jun | 4.46 | 4.39 | 0.07 |
| Jul | 3.98 | 4.02 | -0.04 |
| Aug | 3.44 | 3.38 | 0.06 |
| Sep | 2.94 | 2.83 | 0.11 |
| Oct | 2.88 | 2.87 | 0.01 |
| Nov | 3.11 | 3.08 | 0.03 |
| Dec | 2.83 | 2.84 | -0.01 |
40.16 | 40.00 | 0.16 |