| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.40 | 3.53 | -0.13 |
| Feb | 3.31 | 3.32 | -0.01 |
| Mar | 3.60 | 3.76 | -0.16 |
| Apr | 3.23 | 3.30 | -0.07 |
| May | 3.89 | 3.94 | -0.05 |
| Jun | 4.80 | 5.05 | -0.25 |
| Jul | 5.69 | 5.41 | 0.28 |
| Aug | 5.98 | 6.15 | -0.17 |
| Sep | 6.29 | 6.48 | -0.19 |
| Oct | 3.66 | 3.80 | -0.14 |
| Nov | 3.34 | 3.37 | -0.03 |
| Dec | 3.58 | 3.55 | 0.03 |
50.77 | 51.66 | -0.89 |