| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.38 | 2.34 | 0.04 |
| Feb | 1.80 | 1.90 | -0.10 |
| Mar | 2.24 | 2.33 | -0.09 |
| Apr | 2.98 | 3.07 | -0.09 |
| May | 3.56 | 3.60 | -0.04 |
| Jun | 4.08 | 4.10 | -0.02 |
| Jul | 4.24 | 4.10 | 0.14 |
| Aug | 4.17 | 3.78 | 0.39 |
| Sep | 3.59 | 3.26 | 0.33 |
| Oct | 3.73 | 3.87 | -0.14 |
| Nov | 2.91 | 2.83 | 0.08 |
| Dec | 2.82 | 2.90 | -0.08 |
38.50 | 38.08 | 0.42 |