Climatological Rankings
Look up monthly U.S., Statewide, Divisional
, and Regional
Temperature, Precipitation, Degree Days, and Palmer (Drought) rankings for 1-12, 18, 24, 36, 48, 60-month, and Year-to-Date time periods. Data and statistics are as of January 1895.
Please note, Degree Days are not available for Agricultural Belts
South Dakota Precipitation Rankings, May 1909
Driest
≤1⁄10
≤1⁄3
Normal
≥1⁄3
≥1⁄10
Wettest
More information on Climatological Rankings
| Period | Amount | 20th Century Average |
Departure | Rank (out of 119 years) |
Record | Wettest/Driest Since |
|---|---|---|---|---|---|---|
| May 1909 1-month period |
3.84" (97.54 mm) |
2.77" (70.36 mm) |
1.07" (27.18 mm) |
102nd Driest | 1924 | Driest since: 1908 |
| 18th Wettest | 1962 | Wettest since: 1906 | ||||
| Ties: 1959
| ||||||


