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Arlington, South Dakota has a semi-arid climate with cold winters and warm summers. The average temperature year-round is 4.6°C (40.3°F).
In the winter (December-February), the average low temperature is -12.2°C (10°F) and the average high temperature is 0.6°C (33°F). Snowfall averages around 57 centimeters (22.4 inches), and there are around 18 days with snowfall each year.
In the spring (March-May), the average low temperature is -3.3°C (26°F) and the average high temperature is 11.1°C (52°F). Precipitation averages around 76 centimeters (29.9 inches), and there are around 30 days with precipitation each year.
In the summer (June-August), the average low temperature is 8.9°C (48°F) and the average high temperature is 24.4°C (76°F). Precipitation averages around 48 centimeters (18.9 inches), and there are around 19 days with precipitation each year.
In the fall (September-November), the average low temperature is -1.1°C (30°F) and the average high temperature is 13.3°C (56°F). Precipitation averages around 61 centimeters (24.2 inches), and there are around 22 days with precipitation each year.
As of 2020, the city population is 1007.
This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Arlington, South Dakota.