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, April 1940
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 |
|---|---|---|---|---|---|---|
| Apr 1940 1-month period |
2.63" (66.80 mm) |
1.84" (46.74 mm) |
0.79" (20.06 mm) |
98th Driest | 1926 | Driest since: 1939 |
| 22nd Wettest | 1986 | Wettest since: 1935 |


