Jul July is the hottest month for South Dakota with an average high temperature of 85.2°, which ranks it as about average compared to other states. The September weather guide for South Dakota shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. In September, in Keystone, South Dakota, the average high-temperature is 73.4°F (23°C), and the average low-temperature is 42.8°F (6°C). By: Michelle Ewing, Cox Media Group National Content Desk Updated: September 11, 2019 - 2:33 PM SIOUX FALLS, S.D. High °F. How much does it rain in Keystone in September? In Spearfish, there are 2 comfortable months with high temperatures in the range of 70-85°. Rapid City's weather typically falls in the middle between towns like Custer and Lead, which sit in the highest elevations, to Spearfish and Hot Springs. Place. Relative humidity measures the actual amount of moisture in the air as a percentage of the maximum amount of moisture the air can hold. Apr Eastern North Dakota. The temperatures are moderate, and the average is between 45°F (7.2°C) to 75°F (23.9°C). The most pleasant months of the year for Spearfish are June, September and August. Low °C. The amount of rain in September is normal with an average of 47mm (1.9in). The variety of trees in South Dakota become color-changing canvases in the autumn. You can jump to a separate table for each region of the state: Eastern, Central and Western South Dakota. Average Weather in September in Rapid City South Dakota, United States Daily high temperatures decrease by 14°F , from 82°F to 68°F , rarely falling below 52°F or exceeding 93°F . Daytime temperatures usually reach 23°C in Sioux Falls, South Dakota in September, falling to 9°C at night. 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The tables give the normals for maximum and minimum temperatures based on weather data collected from 1981 to 2010 by the US National Climatic Data Center. There are usually 6 days with some rain in Pierre in September and the average monthly rainfall is 32mm . Home Weather Climate & Weather Averages in Rapid City, South Dakota, USA Rapid City Climate. Get the monthly weather forecast for Deadwood, SD, including daily high/low, historical averages, to help you plan ahead. Average Temperatures for North Dakota in September. Feb Average Weather during September in Pierre (South Dakota), United States of America. ... More on Weather in South Dakota. Aug Mt Rushmore Weather in June-August: If you are contemplating the best time to visit Mt Rushmore, this period fits the bill just right. Mean Temp: 62 °F. Want to visit Mt. In South Dakota, there are 3 comfortable months with high temperatures in the range of 70-85°. Plan to spend about 7 days in area.From the little I have read, it looks like there will be plenty to do -- we like to hike, museums, etc. Get your weekly fix of holiday inspiration from leading travel writers. Free Long Range Weather Forecast for Rapid City, South Dakota. March is the snowiest month in Spearfish with … The most pleasant months of the year for South Dakota are June, September and August. Fall weather tends to be mild with an average daytime high of 57°F (14°C) and low of 44°F (7°C), although temperatures and precipitation can vary.The days are usually sunny & mild … Weather in September. Weather Rapid City, South Dakota, USA. Daily high temperatures decrease by 13°F, from 74°F to 62°F, rarely falling below 46°F or exceeding 84°F.. Daily low temperatures decrease by 11°F, from 49°F to 39°F, rarely falling below 28°F or exceeding 58°F.. For reference, on July 18, the hottest day of the year, temperatures in Custer typically range from 54°F to … Average Weather in September in Sturgis South Dakota, United States. Low °F. Jun The climate in Rapid City during May can be summarized as mild and reasonably dry. FALL. Get the latest coronavirus (COVID-19) updates for the USA with current travel advice, statistics and online resources. Dec. Home | Privacy & Cookies | Contact | About. Highest Temperature at Rapid City Each Year; Lowest Temperature Each Year for Rapid City; National Climatic Data Center. Average Weather in September at Black Hills Airport South Dakota, United States Daily high temperatures decrease by 14°F , from 79°F to 65°F , rarely falling below 49°F or exceeding 90°F . Sep Time/General; Weather . Weather in September The first month of the autumn, September, is still a warm month in Spearfish, South Dakota, with temperature in the range of an average low of 48.7°F (9.3°C) and an average high of 74.7°F (23.7°C). Western South Dakota. September begins the beautiful autumn season of South Dakota with its green prairie, forests, riversides, and mountains sprinkled in various shades of yellow, orange, red, and golden colors. The average swing from Rapid's average is 5˚ either way. The average … Daily high temperatures decrease by 11°F, from 79°F to 68°F, rarely falling below 54°F or exceeding 89°F.. Daily low temperatures decrease by 13°F, from 58°F to 46°F, rarely falling below 33°F or exceeding 68°F.. For reference, on July 18, the hottest day of the year, temperatures in Sioux Falls typically range from … You can jump to a separate table for each region of the state: Eastern, Central and Western South Dakota. Temperature In Custer, the average high-temperature in September slightly decreases, from a warm 78.8°F (26°C) in August, to an agreeable 70.2°F (21.2°C). The first month of the autumn, September, is still a pleasant month in Deadwood, South Dakota, with temperature in the range of an average low of 42.1°F (5.6°C) and an average high of 70°F (21.1°C). Rapid City weather forecast – free weather forecast for Rapid City ViaMichelin offers you the weather for Rapid City today and tomorrow, as well as a 10 day weather outlook. How hot is it in South Dakota in September? *affiliate links: find out how we are funded and why this helps us remain free to use. ... September: 23: 10: 59: 38: October: 15: 3: 46: 28: November: 8-3: 37: 18: December: 3-8: 59: 37: Year: 15: 3: Days of Hot Weather in Rapid City. Oct Select a destination to see more weather parameters. The average minimum temperature (usually the minimum temperature is noted during the night) in Pierre in September is 9.6°C (49.28°F). In Keystone, in September , during 8 rainfall days , 1.3" (32mm) of precipitation is typically accumulated. The tables give the normals for maximum and minimum temperatures based on weather data collected from 1981 to 2010 by the US National Climatic Data Center. Today’s and tonight’s Rapid City, SD weather forecast, weather conditions and Doppler radar from The Weather Channel and Weather.com On average, it rains or snows a smalll amount: 1 to 2 times per month. Enter to win a $500 travel voucher to customize your perfect vacation to the Black Hills … Daytime temperatures usually reach 23°C in Sioux Falls, South Dakota in September, falling to 9°C at night. Get the latest. 70. The weather is nice and sultry with the lowest temperature being around 37℉ and the warmest being a usual 90℉. Daily low temperatures decrease by 11°F , from 53°F to 42°F , rarely falling below 32°F or exceeding 62°F . Daily high temperatures decrease by 14°F, from 80°F to 67°F, rarely falling below 50°F or exceeding 92°F.. Daily low temperatures decrease by 11°F, from 55°F to 44°F, rarely falling below 33°F or exceeding 64°F.. For reference, on July 26, the hottest day of the year, temperatures in Sturgis typically range from 61°F to … Daily low temperatures decrease by 11°F , from 56°F to 44°F , rarely falling below 34°F or exceeding 65°F . Copyright © 2020 Current Results Publishing Ltd. Average South Dakota Sunshine in September, Precipitation Averages for South Dakota in September. Nov Calendar overview of Months Weather Forecast. Metric (°C / mm)  |  Imperial (°F / inches), Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers. September temperatures: daily averages. The most pleasant months of the year for Rapid City are June, September and August. Find out more about our data sources. Climate & Weather Averages in Rapid City, South Dakota, USA. Average Weather in September in Sioux Falls South Dakota, United States. Get the monthly weather forecast for Custer, SD, including daily high/low, historical averages, to help you plan ahead. We will be driving from Salt Lake City area. High Temp: 77 °F. Average temperatures for September at cities, towns, parks and lakes throughout South Dakota are listed below in degrees Fahrenheit and Celsius. Albeit a humidity of 68%, marks a good time to explore the best things to do in Mt Rushmore. The numbers here tell you how hot and cold the weather usually is in Rapid City, South Dakota during each month of the year. There are normally 8 hours of bright sunshine each day in Sioux Falls, South Dakota in September - that's 64% of daylight hours. We have 6 days to make our trip, figuring two full days of travel to get to and from the area, so four days in the area. Average Weather in September in Custer South Dakota, United States. Weather in Spearfish, South Dakota. High °C. Parts of Northeast socked by waist-deep snow. The average high during this season is between 35.6°F (2°C) and 29.4°F (-1.4°C). My husband and I are planning our first trip to South Dakota/Badlands/Mount Rushmore/Crazy Horse etc. The tables give daily averages along with highest and lowest relative humidity levels. Low Temp: 48 °F. Does it rain in Pierre in September? Browse the sunrise & sunset times for South Dakota in September 2021. We are planning to come the last week of September this year. 43. First Choice  FloridaTix  Hoseasons  James Villas  Jet2.com  Jet2holidays  Love Holidays  On the Beach  Rail Europe - formerly Loco2  RHS  Saga Holidays  TUI  Virgin Atlantic  VRBO (formerly HomeAway)  More... We help you find the best travel deals for your holiday in the sun by sharing tips on when and where to go, before providing you with top discounts. Average temperatures for September at cities, towns, parks and lakes throughout North Dakota are listed below in degrees Fahrenheit and Celsius. Weather Today/Tomorrow ; Hour-by-Hour Forecast ; 14 Day Forecast ; Yesterday/Past Weather; ... September Climate & Weather Averages in Rapid City. Get the monthly weather forecast for Rapid City, SD, including daily high/low, historical averages, to help you plan ahead. I have ordered a vacation planner from South Dakota visitors bureau.. We are planning a visit the second week in September. Temperature In September, the average high-temperature drops, from a moderately hot 80.1°F (26.7°C) in August, to a pleasant 70°F (21.1°C).In September, the average low-temperature is 42.1°F (5.6°C). Average … Visitors make foliage pilgrimages to places like Spearfish Canyon and Sica Hollow State Park to take in the gorgeous transition. There are normally 9 hours of bright sunshine each day in Pierre in September - that's 69% of daylight hours. … Below are average maximum temperatures at popular destinations in South Dakota in September. Get the monthly weather forecast for Spearfish, SD, including daily high/low, historical averages, to help you plan ahead. high of 47˚ with a low of 23˚. The average humidity in September is listed below for places in South Dakota. May Jan July is the hottest month for Spearfish with an average high temperature of 87.6°, which ranks it as warmer than most places in South Dakota. NOAA's 1981-2010 Climate Normals. Weather is far too cold this time of year in South Dakota to be enjoyable for warm weather travelers. Brittany Ferries  Cruise Nation  DFDS  English Heritage  Enterprise  Explore! There are usually 8 days with some rain in Sioux Falls, South Dakota in September and the average monthly rainfall is 74mm. The first month of the autumn, September, is also an agreeable month in Custer, South Dakota, with average temperature varying between 43.3°F (6.3°C) and 70.2°F (21.2°C). The average low-temperature, in September, is 43.3°F (6.3°C). The South Dakota sunrise & sunset times shown below are for Sioux Falls. Mar Select a month to view South Dakota sunrise & sunset times for the next twelve months. Weather; Weddings, Reunions, Groups & Gatherings; Black Hills Visitor Information Center; Guest Services; Featured Businesses; Closing Dates Calendar ... September sees an average high of 73˚ with a low of 45˚; October averages a high of 60˚ and a low of 34˚; November sees an avg. Rushmore, Deadwood, Black Hills, Badlands, etc. The tables give the normals for maximum and minimum temperatures based on weather data collected from 1981 to 2010 by the US National Climatic Data Center. 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