| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.87 | 1.88 | -0.01 |
| Feb | 1.73 | 1.80 | -0.07 |
| Mar | 2.25 | 2.25 | 0.00 |
| Apr | 3.81 | 3.74 | 0.07 |
| May | 4.66 | 4.65 | 0.01 |
| Jun | 4.39 | 4.31 | 0.08 |
| Jul | 3.89 | 3.81 | 0.08 |
| Aug | 3.97 | 3.79 | 0.18 |
| Sep | 3.20 | 3.23 | -0.03 |
| Oct | 3.39 | 3.38 | 0.01 |
| Nov | 2.56 | 2.46 | 0.10 |
| Dec | 2.07 | 2.03 | 0.04 |
37.79 | 37.33 | 0.46 |