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Weather in Interior Township, SD · National Weather Service + NOAA

Interior Township has milder winters than most of South Dakota

Interior Township has cold, snowy winters and warm summers, with very little rain. A typical July afternoon reaches 89°, a January night drops to 13°, and about 38 inches of snow falls in a normal winter. A typical November afternoon reaches 48°, and nights fall to 23°.

Winter 37°/14°Spring 60°/34°Summer 86°/58°Fall 63°/36°
Right now
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Sunrise 8:26 am · sunset 6:35 pm

Getting the latest forecast from the National Weather Service…

What stands out about Interior Township’s weather

Read from 30 years of NOAA records. Each one opens the full story on the Climate page.

Climate →
Milder winters than most of South DakotaJanuary nights average 13°, milder than 1,309 of 1,384 South Dakota towns.Warmer summers than most of South DakotaJuly afternoons average 89°, warmer than 1,371 of 1,384 South Dakota towns.A dry climateJust 19 inches of rain and melted snow a year, less than 90% of U.S. towns.Plenty of 90° daysAbout 53 days a year reach 90°.
A normal year

Where today sits in Interior Township’s year

Typical highs and lows month by month, from 30 years of NOAA records.

Full climate →
Winter
37° / 14°
13 days with an inch or more of snow
Spring
60° / 34°
Last frost around May 5
Summer
86° / 58°
53 days reach 90° in a normal year
Fall now
63° / 36°
First frost around Oct 7
Pastthe usual first frost (Oct 7). Last frost next spring: May 5
Best months to be outside
MayJunSep
Highs of 62–84° and lows of 40° or more
How much snow does Interior Township get?About 38 inches a winter.When is it wettest?May, with 3.4 inches.Is it warmer than it used to be?+1.2° vs. the 20th century.

Weather talk

Road reports, first frosts and storm memories from neighbors in Interior Township.

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Forecast, conditions and alerts: National Weather Service. Climate: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000. Temperatures and rainfall come from NOAA’s gridded normals for Interior Township itself (about a 3-mile square). Snow, frost dates and day counts: the NOAA station at Interior 3 Ne, SD (2 mi). Sunrise and sunset are calculated from the town’s position. Normals are 30-year averages, not a forecast.