Precipitation Data for Grafton, IL 62037
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | % of 30yr Avg |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 30yr Avg (1981-2010) View in Rain Harvest Calculator |
2.44 | 2.29 | 3.07 | 4.07 | 4.52 | 3.81 | 3.82 | 3.27 | 3.38 | 2.97 | 3.68 | 2.87 | 40.19 | - |
| Recent Years | ||||||||||||||
| 2016 View in Rain Harvest Calculator |
0.61 | 0.56 | 3.25 | 3.93 | 3.31 | 0.37 | 9.77 | 6.39 | 3.57 | 0.96 | 1.41 | 1.36 | 35.49 | 88% |