Watertown, South Dakota, United States Climate

Weather: -2.01°C/28.38°F, Wind SW at 6.17 km/h, 64% Humidity, 0% Chance of rain

United States
(Photo by Justin Wilkens on Unsplash)

Watertown Climate Summary

Located at an elevation of 528.78 meters (1734.84 feet) above sea level, Watertown has a Humid continental, no dry season, hot summer climate (Classification: Dfa). The district’s yearly temperature is 6.57ºC (43.83ºF) and it is -6.07% lower than United States’s averages. Watertown typically receives about 26.31 millimeters (1.04 inches) of precipitation and has 34.61 rainy days (9.48% of the time) annually.

CountryUnited States
CitySouth Dakota
Longitude-97.1150732
Latitude44.8994088
Attitude/Elevation528.78m (1734.84ft)
Local timeFriday 12:39
Annual high temperature9.75ºC (49.55ºF)
Annual low temperature1.35ºC (34.43ºF)
Average annual precip.26.31mm (1.04in)
Warmest monthAugust (26.34ºC / 79.41ºF)
Coldest MonthFebruary (-16.93ºC / 1.53ºF)
Wettest MonthJuly (57.57mm / 2.27in)
Driest MonthFebruary (7.77mm / 0.31in)
Number of days with rainfall (≥ 1.0 mm)34.61 days (9.48%)
Days with no rain330.39 days (90.52%)
Humidity77.24%

Climate Watertown: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)3.0(37.4)3.0(37.4)13.0(55.4)26.0(78.8)33.0(91.4)32.0(89.6)33.0(91.4)36.0(96.8)34.0(93.2)28.0(82.4)22.0(71.6)9.0(48.2)36.0(96.8)
Average high °C (°F)-8.38(16.92)-9.06(15.69)0.94(33.69)8.36(47.05)17.88(64.18)23.94(75.09)26.22(79.2)26.34(79.41)21.88(71.38)9.16(48.49)2.74(36.93)-3.01(26.58)9.75(49.55)
Daily mean °C (°F)-11.01(12.18)-12.04(10.33)-1.57(29.17)5.24(41.43)14.56(58.21)20.89(69.6)22.88(73.18)22.17(71.91)17.64(63.75)5.76(42.37)-0.14(31.75)-5.59(21.94)6.57(43.83)
Average low °C (°F)-15.37(4.33)-16.93(1.53)-5.68(21.78)0.03(32.05)8.45(47.21)15.07(59.13)16.69(62.04)15.09(59.16)11.32(52.38)1.08(33.94)-4.2(24.44)-9.3(15.26)1.35(34.43)
Record low °C (°F)-37.0(-34.6)-32.0(-25.6)-28.0(-18.4)-16.0(3.2)-2.0(28.4)6.0(42.8)11.0(51.8)7.0(44.6)0.0(0)-19.0(-2.2)-17.0(1.4)-25.0(-13.0)-37.0(-34.6)
Average precipitation mm (inches)8.42(0.33)7.77(0.31)21.92(0.86)24.25(0.95)42.85(1.69)56.12(2.21)57.57(2.27)33.99(1.34)28.77(1.13)16.75(0.66)7.94(0.31)9.33(0.37)26.31(1.04)
Average precipitation days (≥ 1.0 mm)1.732.182.273.274.05.274.094.092.452.361.451.452.88
Average relative humidity (%)88.2388.1585.2372.2373.5279.4977.7871.3366.3768.2374.3182.0277.24
Mean monthly sunshine hours6.477.718.49.3811.8215.0314.3710.710.439.167.345.269.67

Climate Graph

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

Watertown

Watertown Temperature by Month

July
22.88°C | 73.18°F
August
22.17°C | 71.91°F
June
20.89°C | 69.6°F
September
17.64°C | 63.75°F
May
14.56°C | 58.21°F
October
5.76°C | 42.37°F
April
5.24°C | 41.43°F
November
-0.14°C | 31.75°F
March
-1.57°C | 29.17°F
December
-5.59°C | 21.94°F
January
-11.01°C | 12.18°F
February
-12.04°C | 10.33°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature35.0°C (95.0°F)28.16°C (82.69°F)19.0°C (66.2°F)
Avg Temperature30.0°C (86.0°F)23.68°C (74.62°F)16.0°C (60.8°F)
Min Temperature20.0°C (68.0°F)15.19°C (59.34°F)7.0°C (44.6°F)
Dew PointMaxAverageMin
Dew Point19.0°C (66.2°F)13.26°C (55.87°F)7.0°C (44.6°F)
PrecipitationMaxAverageMinSum
Precipitation14.4mm | 0.57in2.8mm | 0.11in0.0mm | 0in86.9mm | 3.42in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind28.0kmh | 17.4mph15.26kmh | 9.48mph6.0kmh | 3.73mph
Gust Wind41.0kmh | 25.48mph23.61kmh | 14.67mph9.0kmh | 5.59mph
Sea Level PressureMaxAverageMin
Sea Level Pressure14.4mb2.8mb0.0mb
Watertown

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
August° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2018-08-0118 | 64.412 | 53.67817 | 10.5629.97 | 101514.4 | 0.57
2018-08-0219 | 66.210 | 50.07012 | 7.4629.97 | 10150.0 | 0.0
2018-08-0330 | 86.016 | 60.85721 | 13.0529.74 | 10070.5 | 0.02
2018-08-0427 | 80.616 | 60.86020 | 12.4329.71 | 10060.2 | 0.01
2018-08-0526 | 78.815 | 59.0619 | 5.5929.85 | 10110.8 | 0.03
2018-08-0625 | 77.012 | 53.6568 | 4.9730.0 | 10165.3 | 0.21
2018-08-0724 | 75.213 | 55.4639 | 5.5929.94 | 101411.5 | 0.45
2018-08-0829 | 84.211 | 51.84616 | 9.9429.85 | 10110.0 | 0.0
2018-08-0926 | 78.812 | 53.65013 | 8.0829.97 | 10150.0 | 0.0
2018-08-1029 | 84.214 | 57.25310 | 6.2129.97 | 10150.0 | 0.0
2018-08-1128 | 82.417 | 62.66415 | 9.3229.97 | 10150.0 | 0.0
2018-08-1229 | 84.215 | 59.05920 | 12.4329.97 | 10150.0 | 0.0
2018-08-1329 | 84.215 | 59.05523 | 14.2929.88 | 10120.0 | 0.0
2018-08-1423 | 73.414 | 57.26414 | 8.729.91 | 10133.0 | 0.12
2018-08-1523 | 73.413 | 55.4649 | 5.5929.94 | 10141.7 | 0.07
2018-08-1624 | 75.215 | 59.0686 | 3.7329.97 | 10150.7 | 0.03
2018-08-1726 | 78.89 | 48.2489 | 5.5930.06 | 10180.0 | 0.0
2018-08-1826 | 78.813 | 55.46115 | 9.3229.97 | 10150.0 | 0.0
2018-08-1919 | 66.217 | 62.69116 | 9.9429.88 | 101210.8 | 0.43
2018-08-2019 | 66.212 | 53.67424 | 14.9130.03 | 10176.7 | 0.26
2018-08-2119 | 66.27 | 44.65315 | 9.3230.15 | 10210.4 | 0.02
2018-08-2221 | 69.87 | 44.65116 | 9.9430.15 | 10210.0 | 0.0
2018-08-2321 | 69.814 | 57.27226 | 16.1629.83 | 10106.1 | 0.24
2018-08-2422 | 71.616 | 60.87816 | 9.9429.65 | 10048.6 | 0.34
2018-08-2525 | 77.014 | 57.26510 | 6.2129.8 | 10090.0 | 0.0
2018-08-2627 | 80.617 | 62.66419 | 11.8129.68 | 10051.0 | 0.04
2018-08-2718 | 64.416 | 60.88315 | 9.3229.65 | 10042.9 | 0.11
2018-08-2816 | 60.89 | 48.27314 | 8.729.91 | 10130.3 | 0.01
2018-08-2919 | 66.27 | 44.66010 | 6.2130.06 | 10180.0 | 0.0
2018-08-3022 | 71.614 | 57.26728 | 17.429.91 | 10131.6 | 0.06
2018-08-3125 | 77.019 | 66.28418 | 11.1829.71 | 100610.4 | 0.41

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