Chelsea, South Dakota, United States Climate

Weather: 10.86°C/51.55°F, Wind SW at 6.41 km/h, 57% Humidity, 0% Chance of rain

United States
(Photo by bert brrr on Unsplash)
Contents

Chelsea Climate Summary

Located at an elevation of 410.87 meters (1348.0 feet) above sea level, Chelsea has a Humid continental, no dry season, hot summer climate (Classification: Dfa). The district’s yearly temperature is 7.46ºC (45.43ºF) and it is -5.18% lower than United States’s averages. Chelsea typically receives about 23.13 millimeters (0.91 inches) of precipitation and has 30.81 rainy days (8.44% of the time) annually.

CountryUnited States
CitySouth Dakota
Longitude-98.7395464
Latitude45.1685864
Attitude/Elevation410.87m (1348.0ft)
Local timeThursday 08:02
Annual high temperature10.89ºC (51.6ºF)
Annual low temperature2.09ºC (35.76ºF)
Average annual precip.23.13mm (0.91in)
Warmest monthJuly (28.55ºC / 83.39ºF)
Coldest MonthFebruary (-16.96ºC / 1.47ºF)
Wettest MonthJuly (52.01mm / 2.05in)
Driest MonthJanuary (6.4mm / 0.25in)
Number of days with rainfall (≥ 1.0 mm)30.81 days (8.44%)
Days with no rain334.19 days (91.56%)
Humidity72.74%

Climate Chelsea: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)6.0(42.8)4.0(39.2)15.0(59.0)28.0(82.4)36.0(96.8)34.0(93.2)39.0(102.2)39.0(102.2)35.0(95.0)28.0(82.4)23.0(73.4)10.0(50.0)39.0(102.2)
Average high °C (°F)-7.61(18.3)-9.02(15.76)1.26(34.27)9.62(49.32)19.11(66.4)25.39(77.7)28.55(83.39)28.46(83.23)23.38(74.08)9.87(49.77)3.87(38.97)-2.25(27.95)10.89(51.6)
Daily mean °C (°F)-10.34(13.39)-12.13(10.17)-1.33(29.61)6.36(43.45)15.55(59.99)21.86(71.35)24.54(76.17)23.88(74.98)18.87(65.97)6.54(43.77)0.67(33.21)-4.95(23.09)7.46(45.43)
Average low °C (°F)-14.9(5.18)-16.96(1.47)-5.39(22.3)1.08(33.94)9.41(48.94)15.42(59.76)17.72(63.9)16.53(61.75)12.28(54.1)1.73(35.11)-3.34(25.99)-8.51(16.68)2.09(35.76)
Record low °C (°F)-37.0(-34.6)-31.0(-23.8)-28.0(-18.4)-16.0(3.2)-2.0(28.4)7.0(44.6)12.0(53.6)9.0(48.2)2.0(35.6)-18.0(-0.4)-16.0(3.2)-26.0(-14.8)-37.0(-34.6)
Average precipitation mm (inches)6.4(0.25)9.01(0.35)16.51(0.65)25.57(1.01)35.21(1.39)46.67(1.84)52.01(2.05)24.6(0.97)20.81(0.82)20.93(0.82)9.13(0.36)10.75(0.42)23.13(0.91)
Average precipitation days (≥ 1.0 mm)1.732.271.452.913.454.824.363.551.821.911.271.272.57
Average relative humidity (%)85.6286.4783.8168.7369.5773.7668.8661.758.3466.0170.6879.372.74
Mean monthly sunshine hours6.177.838.459.4712.0915.414.4810.9510.589.267.785.119.8

Climate Graph

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

Chelsea

Chelsea Temperature by Month

July
24.54°C | 76.17°F
August
23.88°C | 74.98°F
June
21.86°C | 71.35°F
September
18.87°C | 65.97°F
May
15.55°C | 59.99°F
October
6.54°C | 43.77°F
April
6.36°C | 43.45°F
November
0.67°C | 33.21°F
March
-1.33°C | 29.61°F
December
-4.95°C | 23.09°F
January
-10.34°C | 13.39°F
February
-12.13°C | 10.17°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature22.0°C (71.6°F)9.03°C (48.25°F)-1.0°C (30.2°F)
Avg Temperature17.0°C (62.6°F)6.06°C (42.91°F)-2.0°C (28.4°F)
Min Temperature11.0°C (51.8°F)1.81°C (35.26°F)-7.0°C (19.4°F)
Dew PointMaxAverageMin
Dew Point7.0°C (44.6°F)-0.61°C (30.9°F)-13.0°C (8.6°F)
PrecipitationMaxAverageMinSum
Precipitation40.2mm | 1.58in2.89mm | 0.11in0.0mm | 0in89.6mm | 3.53in
Snowdepth11.6mm | 0.46in0.4mm | 0.02in0.0mm | 0in12.5mm | 0.49in
WindMaxAverageMin
Wind38.0kmh | 23.61mph19.58kmh | 12.17mph8.0kmh | 4.97mph
Gust Wind56.0kmh | 34.8mph29.84kmh | 18.54mph14.0kmh | 8.7mph
Sea Level PressureMaxAverageMin
Sea Level Pressure40.2mb2.89mb0.0mb
Chelsea

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
October° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2019-10-018 | 46.44 | 39.27321 | 13.0530.12 | 10200.0 | 0.0
2019-10-025 | 41.02 | 35.68318 | 11.1830.18 | 10222.3 | 0.09
2019-10-037 | 44.62 | 35.67910 | 6.2130.24 | 10241.1 | 0.04
2019-10-049 | 48.23 | 37.47522 | 13.6730.24 | 10240.3 | 0.01
2019-10-0511 | 51.87 | 44.68132 | 19.8829.77 | 10085.4 | 0.21
2019-10-0613 | 55.43 | 37.45522 | 13.6729.97 | 10150.0 | 0.0
2019-10-0714 | 57.23 | 37.45415 | 9.3230.06 | 10180.0 | 0.0
2019-10-0817 | 62.65 | 41.05221 | 13.0529.71 | 10060.0 | 0.0
2019-10-0916 | 60.87 | 44.66226 | 16.1629.68 | 10050.4 | 0.02
2019-10-101 | 33.80 | 32.09133 | 20.5130.0 | 101640.2 | 1.58
2019-10-11-2 | 28.4-3 | 26.69238 | 23.6129.91 | 101315.0 | 0.59
2019-10-12-0 | 32.0-2 | 28.48932 | 19.8829.74 | 10073.1 | 0.12
2019-10-13-0 | 32.0-1 | 30.29315 | 9.3229.91 | 10130.3 | 0.01
2019-10-141 | 33.8-0 | 32.0958 | 4.9729.94 | 10140.0 | 0.0
2019-10-154 | 39.21 | 33.88618 | 11.1830.06 | 10180.2 | 0.01
2019-10-165 | 41.00 | 32.07812 | 7.4630.12 | 10200.0 | 0.0
2019-10-1710 | 50.03 | 37.46912 | 7.4629.77 | 10080.0 | 0.0
2019-10-1814 | 57.26 | 42.86122 | 13.6729.47 | 9980.0 | 0.0
2019-10-1912 | 53.6-0 | 32.05017 | 10.5629.68 | 10050.0 | 0.0
2019-10-2010 | 50.01 | 33.85716 | 9.9429.68 | 10054.0 | 0.16
2019-10-217 | 44.65 | 41.08532 | 19.8829.59 | 100216.8 | 0.66
2019-10-226 | 42.8-2 | 28.46325 | 15.5329.83 | 10100.1 | 0.0
2019-10-233 | 37.4-3 | 26.6669 | 5.5930.0 | 10160.1 | 0.0
2019-10-244 | 39.2-3 | 26.66614 | 8.730.36 | 10280.0 | 0.0
2019-10-258 | 46.4-2 | 28.46019 | 11.8130.06 | 10180.0 | 0.0
2019-10-269 | 48.20 | 32.05921 | 13.0529.71 | 10060.1 | 0.0
2019-10-271 | 33.8-7 | 19.45621 | 13.0530.12 | 10200.1 | 0.0
2019-10-28-1 | 30.2-11 | 12.25014 | 8.730.12 | 10200.0 | 0.0
2019-10-29-2 | 28.4-13 | 8.64717 | 10.5630.33 | 10270.0 | 0.0
2019-10-30-2 | 28.4-13 | 8.65013 | 8.0830.39 | 10290.0 | 0.0
2019-10-310 | 32.0-11 | 12.24812 | 7.4630.09 | 10190.1 | 0.0

Chelsea 3 Year Historical Weather Data

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