| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.84 | 1.90 | -0.06 |
| Feb | 2.00 | 1.97 | 0.03 |
| Mar | 2.81 | 2.81 | 0.00 |
| Apr | 2.36 | 2.31 | 0.05 |
| May | 4.21 | 4.05 | 0.16 |
| Jun | 3.25 | 2.89 | 0.36 |
| Jul | 2.07 | 2.03 | 0.04 |
| Aug | 2.17 | 2.16 | 0.01 |
| Sep | 3.05 | 3.24 | -0.19 |
| Oct | 3.43 | 3.47 | -0.04 |
| Nov | 2.56 | 2.58 | -0.02 |
| Dec | 2.03 | 2.09 | -0.06 |
31.78 | 31.50 | 0.28 |