| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.77 | 5.58 | -0.81 |
| Feb | 4.56 | 4.60 | -0.04 |
| Mar | 4.88 | 4.96 | -0.08 |
| Apr | 4.80 | 5.22 | -0.42 |
| May | 3.49 | 3.82 | -0.33 |
| Jun | 6.38 | 7.01 | -0.63 |
| Jul | 6.90 | 7.70 | -0.80 |
| Aug | 7.04 | 7.58 | -0.54 |
| Sep | 6.45 | 6.67 | -0.22 |
| Oct | 4.26 | 4.19 | 0.07 |
| Nov | 4.12 | 4.54 | -0.42 |
| Dec | 4.80 | 5.36 | -0.56 |
62.45 | 67.23 | -4.78 |