| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.05 | 3.03 | 0.02 |
| Feb | 2.46 | 2.49 | -0.03 |
| Mar | 3.08 | 3.04 | 0.04 |
| Apr | 3.34 | 3.38 | -0.04 |
| May | 4.68 | 4.58 | 0.10 |
| Jun | 3.98 | 3.87 | 0.11 |
| Jul | 2.03 | 2.09 | -0.06 |
| Aug | 3.18 | 2.71 | 0.47 |
| Sep | 3.40 | 3.49 | -0.09 |
| Oct | 4.54 | 4.43 | 0.11 |
| Nov | 3.44 | 3.53 | -0.09 |
| Dec | 3.06 | 3.04 | 0.02 |
40.24 | 39.68 | 0.56 |