South Dakota, United States Climate

Weather: 20.67°C/69.21°F, Wind SW at 6.29 km/h, 29% Humidity, 0% Chance of rain

United States
(Photo by Tyler McEntee on Unsplash)
Contents

South Dakota Climate Summary

Located at an elevation of 532.97 meters (1748.59 feet) above sea level, South Dakota has a Humid continental, no dry season, hot summer climate (Classification: Dfa). The city’s yearly temperature is 10.25ºC (50.45ºF) and it is -2.39% lower than United States’s averages. South Dakota typically receives about 36.74 millimeters (1.45 inches) of precipitation and has 78.63 rainy days (21.54% of the time) annually.

Country United States
Longitude -99.9018131
Latitude 43.9695148
Attitude/Elevation 532.97m (1748.59ft)
Local time Sunday 04:56
Annual high temperature 13.99ºC (57.18ºF)
Annual low temperature 4.58ºC (40.24ºF)
Average annual precip. 36.74mm (1.45in)
Warmest month July (31.08ºC / 87.94ºF)
Coldest Month January (-11.12ºC / 11.98ºF)
Wettest Month May (73.7mm / 2.9in)
Driest Month November (12.88mm / 0.51in)
Number of days with rainfall (≥ 1.0 mm) 78.63 days (21.54%)
Days with no rain 286.37 days (78.46%)
Humidity 67.89%

Climate South Dakota: Monthly Averages

Month Jan Feb Mar Apr May Jun Jul Aug Sep Nov Oct Dec Year
Record high °C (°F) 12.0(53.6) 19.0(66.2) 28.0(82.4) 30.0(86.0) 35.0(95.0) 37.0(98.6) 42.0(107.6) 41.0(105.8) 39.0(102.2) 33.0(91.4) 26.0(78.8) 18.0(64.4) 42.0(107.6)
Average high °C (°F) -3.86(25.05) -2.08(28.26) 6.82(44.28) 13.2(55.76) 19.74(67.53) 26.73(80.11) 31.08(87.94) 29.81(85.66) 25.08(77.14) 15.3(59.54) 7.33(45.19) -1.23(29.79) 13.99(57.18)
Daily mean °C (°F) -6.63(20.07) -5.18(22.68) 3.34(38.01) 9.48(49.06) 16.14(61.05) 22.9(73.22) 26.6(79.88) 25.18(77.32) 20.38(68.68) 11.2(52.16) 3.65(38.57) -4.04(24.73) 10.25(50.45)
Average low °C (°F) -11.12(11.98) -9.49(14.92) -1.55(29.21) 3.59(38.46) 9.78(49.6) 16.03(60.85) 19.24(66.63) 17.77(63.99) 13.49(56.28) 5.96(42.73) -0.92(30.34) -7.85(17.87) 4.58(40.24)
Record low °C (°F) -32.0(-25.6) -29.0(-20.2) -25.0(-13.0) -11.0(12.2) -1.0(30.2) 5.0(41.0) 10.0(50.0) 9.0(48.2) 3.0(37.4) -18.0(-0.4) -18.0(-0.4) -29.0(-20.2) -32.0(-25.6)
Average precipitation mm (inches) 13.21(0.52) 18.15(0.71) 38.75(1.53) 50.77(2.0) 73.7(2.9) 57.34(2.26) 52.99(2.09) 45.15(1.78) 31.65(1.25) 25.51(1.0) 12.88(0.51) 20.8(0.82) 36.74(1.45)
Average precipitation days (≥ 1.0 mm) 3.64 4.82 4.91 9.27 11.45 10.91 9.18 8.36 5.36 4.45 2.55 3.73 6.55
Average relative humidity (%) 85.53 80.68 73.56 64.96 66.57 66.84 60.54 58.77 55.61 57.6 64.58 79.44 67.89
Mean monthly sunshine hours 6.45 8.18 9.48 11.41 12.98 13.82 14.06 13.37 10.91 8.89 7.53 6.75 10.32

Climate Graph

The chart below shows the mean monthly temperature and precipitation of South Dakota in recent years.

South Dakota

South Dakota Temperature by Month

July
26.6°C | 79.88°F
August
25.18°C | 77.32°F
June
22.9°C | 73.22°F
September
20.38°C | 68.68°F
May
16.14°C | 61.05°F
October
11.2°C | 52.16°F
April
9.48°C | 49.06°F
November
3.65°C | 38.57°F
March
3.34°C | 38.01°F
December
-4.04°C | 24.73°F
February
-5.18°C | 22.68°F
January
-6.63°C | 20.07°F

Historical Data

Summary
  • 2010
  • 2011
  • 2012
  • 2013
  • 2014
  • 2015
  • 2016
  • 2017
  • 2018
  • 2019
  • 2020
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Temperature Max Average Min
Max Temperature 26.0°C (78.8°F) 13.43°C (56.17°F) 4.0°C (39.2°F)
Avg Temperature 21.0°C (69.8°F) 9.87°C (49.77°F) 2.0°C (35.6°F)
Min Temperature 15.0°C (59.0°F) 4.4°C (39.92°F) -1.0°C (30.2°F)
Dew Point Max Average Min
Dew Point 8.0°C (46.4°F) 0.53°C (32.95°F) -13.0°C (8.6°F)
Precipitation Max Average Min Sum
Precipitation 26.4mm | 1.04in 1.8mm | 0.07in 0.0mm | 0in 53.9mm | 2.12in
Snowdepth 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in 0.0mm | 0in
Wind Max Average Min
Wind 36.0kmh | 22.37mph 21.4kmh | 13.3mph 12.0kmh | 7.46mph
Gust Wind 48.0kmh | 29.83mph 30.93kmh | 19.22mph 16.0kmh | 9.94mph
Sea Level Pressure Max Average Min
Sea Level Pressure 26.4mb 1.8mb 0.0mb
South Dakota

Daily Observations

Time Temperature Dew Point Humidity Wind Speed Pressure Precipitation
April ° C | ° F ° C | ° F % Kph | Mph Hg | Mb Total (mm/in)
2016-04-01 2 | 35.6 -5 | 23.0 62 22 | 13.67 30.06 | 1018 0.2 | 0.01
2016-04-02 7 | 44.6 -2 | 28.4 56 17 | 10.56 29.97 | 1015 0.0 | 0.0
2016-04-03 18 | 64.4 4 | 39.2 50 27 | 16.78 29.74 | 1007 0.2 | 0.01
2016-04-04 8 | 46.4 -3 | 26.6 50 16 | 9.94 30.21 | 1023 0.3 | 0.01
2016-04-05 14 | 57.2 0 | 32.0 47 30 | 18.64 29.83 | 1010 0.6 | 0.02
2016-04-06 9 | 48.2 -1 | 30.2 50 36 | 22.37 29.85 | 1011 0.2 | 0.01
2016-04-07 10 | 50.0 -3 | 26.6 45 34 | 21.13 30.03 | 1017 0.0 | 0.0
2016-04-08 6 | 42.8 -7 | 19.4 42 19 | 11.81 30.24 | 1024 0.1 | 0.0
2016-04-09 9 | 48.2 -7 | 19.4 34 31 | 19.26 29.83 | 1010 0.0 | 0.0
2016-04-10 11 | 51.8 -2 | 28.4 44 26 | 16.16 29.77 | 1008 0.4 | 0.02
2016-04-11 4 | 39.2 -13 | 8.6 30 14 | 8.7 30.21 | 1023 0.0 | 0.0
2016-04-12 13 | 55.4 -3 | 26.6 43 25 | 15.53 30.03 | 1017 0.0 | 0.0
2016-04-13 9 | 48.2 2 | 35.6 73 22 | 13.67 29.97 | 1015 3.3 | 0.13
2016-04-14 9 | 48.2 2 | 35.6 70 22 | 13.67 29.91 | 1013 2.5 | 0.1
2016-04-15 8 | 46.4 2 | 35.6 72 23 | 14.29 29.88 | 1012 3.1 | 0.12
2016-04-16 7 | 44.6 1 | 33.8 72 15 | 9.32 30.06 | 1018 0.8 | 0.03
2016-04-17 8 | 46.4 1 | 33.8 69 15 | 9.32 30.12 | 1020 1.4 | 0.06
2016-04-18 9 | 48.2 2 | 35.6 72 17 | 10.56 30.0 | 1016 2.5 | 0.1
2016-04-19 9 | 48.2 2 | 35.6 71 17 | 10.56 30.03 | 1017 0.8 | 0.03
2016-04-20 10 | 50.0 1 | 33.8 68 17 | 10.56 30.03 | 1017 0.8 | 0.03
2016-04-21 15 | 59.0 5 | 41.0 63 20 | 12.43 29.97 | 1015 0.0 | 0.0
2016-04-22 13 | 55.4 3 | 37.4 58 15 | 9.32 30.06 | 1018 0.0 | 0.0
2016-04-23 20 | 68.0 8 | 46.4 53 29 | 18.02 29.68 | 1005 0.0 | 0.0
2016-04-24 21 | 69.8 6 | 42.8 45 18 | 11.18 29.38 | 995 0.4 | 0.02
2016-04-25 13 | 55.4 5 | 41.0 65 24 | 14.91 29.65 | 1004 0.0 | 0.0
2016-04-26 9 | 48.2 4 | 39.2 74 16 | 9.94 29.85 | 1011 1.0 | 0.04
2016-04-27 4 | 39.2 4 | 39.2 91 25 | 15.53 29.77 | 1008 26.4 | 1.04
2016-04-28 6 | 42.8 3 | 37.4 85 15 | 9.32 30.03 | 1017 0.7 | 0.03
2016-04-29 7 | 44.6 3 | 37.4 78 12 | 7.46 30.12 | 1020 0.0 | 0.0
2016-04-30 8 | 46.4 4 | 39.2 79 23 | 14.29 30.03 | 1017 8.2 | 0.32

South Dakota 10 Year Historical Weather Data

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