February weather forecast
South Dakota, USA

February in South Dakota witnesses a continuation of winter's icy grip, though there's a gradual transition towards slightly milder conditions as the month progresses. Daytime temperatures in February usually lie between 25°F (-3.9°C) and 35°F (1.7°C). At night, the mercury can drop, with lows ranging from 15°F (-9.4°C) to 25°F (-3.9°C).

Geographically, the Black Hills in the western part of the state can have milder temperatures due to their unique terrain and elevation, yet they too experience the general cold trend predominant in February. This region, in comparison to the vast plains of the state, can have relatively reduced snowfall, although accumulations from previous months still persist.

While January is known to be the coldest month, February follows closely in terms of frigid conditions but starts showcasing a trend towards the upcoming spring. The record low of -54°F (-47.8°C) noted in McIntosh in 1936 exemplifies the extreme cold that can be encountered during this month, even if such temperatures are outliers.

Comparing February to its predecessor, January, there's a noticeable, albeit slow, increase in temperatures. The snowfall in February, while still significant, tends to be slightly less compared to January. As February nears its end, there's an anticipation of the warmer and wetter conditions that March will introduce, signaling the onset of spring in South Dakota.

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• Sioux Falls - February »
  In Sioux Falls in February, during 8.9 snowfall days, 4.25" (108mm) of snow is typically accumulated. January, February and November are months with the least rain in Sioux Falls when the rain falls for 3 days and typically aggregates up to 0.67" (17mm) of rain.
• Rapid City - February »
  In Rapid City in February, snow falls for 10.5 days, with typically accumulated 4.25" (108mm) of snow. In Rapid City, South Dakota, in February, it is raining for 5.9 days, with typically 0.67" (17mm) of accumulated precipitation.
• Aberdeen - February »
  In Aberdeen, South Dakota, during February, snow falls for 10.9 days and regularly aggregates up to 3.7" (94mm) of snow. In Aberdeen during February, the rain falls for 2 days and regularly aggregates up to 0.63" (16mm) of precipitation.
• Brookings - February »
  The month with the most snowfall in Brookings is February, when snow falls for 11.5 days and typically aggregates up to 4.69" (119mm) of snow. In Brookings during February, snow falls for 11.5 days and regularly aggregates up to 4.69" (119mm) of snow.
• Watertown - February »
  January and February are months with the least rain in Watertown when the rain falls for 2.7 days and typically aggregates up to 0.59" (15mm) of rain. In Watertown, in February, during 11.8 snowfall days, 3.35" (85mm) of snow is typically accumulated.
• Mitchell - February »
  The month with the most snowfall in Mitchell is February, when snow falls for 7.3 days and typically aggregates up to 1.42" (36mm) of snow. February and November are months with the least rain in Mitchell, South Dakota, when the rain falls for 1.9 days and typically aggregates up to 0.28" (7mm) of rain.
• Yankton - February »
  The month with the least rainfall in Yankton, South Dakota, is February, when the rain falls for 2.3 days and typically collects 0.59" (15mm) of precipitation. The month with the least rainfall in Yankton is February, when the rain falls for 2.3 days and typically collects 0.59" (15mm) of precipitation.
• Pierre - February »
  The month with the most snowfall in Pierre is February, when snow falls for 10 days and typically aggregates up to 3.66" (93mm) of snow. In Pierre in February, snow falls for 10 days, with typically accumulated 3.66" (93mm) of snow.
• Huron - February »
  The month with the most snowfall in Huron is February, when snow falls for 8.6 days and typically aggregates up to 3.54" (90mm) of snow. In Huron, South Dakota, in February, during 1.8 rainfall days, 0.59" (15mm) of precipitation is typically accumulated.
• Spearfish - February »
  In Spearfish, South Dakota, during February, snow falls for 11.2 days and regularly aggregates up to 5.04" (128mm) of snow. In Spearfish, South Dakota, during February, the rain falls for 2.9 days and regularly aggregates up to 0.75" (19mm) of precipitation.
• Vermillion - February »
  The months with the least rainfall in Vermillion are January and February Rain falls for 2.8 days and accumulates 0.63" (16mm) of rain. The months with the most snowfall in Vermillion are January and February, with an average 2.83" (72mm) of accumulated snow.
• Brandon - February »
  In Brandon in February, snow falls for 8.6 days, with typically accumulated 4.61" (117mm) of snow. The months with the lowest UV index in Brandon are January, February, October through December, with an average maximum UV index of 2.