Union, South Carolina, United States Climate

Weather: 9.79°C/49.62°F, Wind SW at 1.92 km/h, 73% Humidity, 0% Chance of rain

Union Climate Summary

Located at an elevation of 195.04 meters (639.9 feet) above sea level, Union has a Humid subtropical, no dry season climate (Classification: Cfa). The district’s yearly temperature is 18.58ºC (65.44ºF) and it is 5.94% higher than United States’s averages. Union typically receives about 46.51 millimeters (1.83 inches) of precipitation and has 46.0 rainy days (12.6% of the time) annually.

CountryUnited States
CitySouth Carolina
Longitude-81.623711
Latitude34.7154122
Attitude/Elevation195.04m (639.9ft)
Local timeThursday 11:07
Annual high temperature22.53ºC (72.55ºF)
Annual low temperature12.61ºC (54.7ºF)
Average annual precip.46.51mm (1.83in)
Warmest monthJuly (33.43ºC / 92.17ºF)
Coldest MonthJanuary (2.43ºC / 36.37ºF)
Wettest MonthMay (65.42mm / 2.58in)
Driest MonthMarch (26.2mm / 1.03in)
Number of days with rainfall (≥ 1.0 mm)46.0 days (12.6%)
Days with no rain319.0 days (87.4%)
Humidity71.87%

Climate Union: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)20.0(68.0)26.0(78.8)28.0(82.4)30.0(86.0)36.0(96.8)38.0(100.4)38.0(100.4)37.0(98.6)37.0(98.6)35.0(95.0)25.0(77.0)21.0(69.8)38.0(100.4)
Average high °C (°F)10.9(51.62)14.79(58.62)16.92(62.46)21.83(71.29)27.51(81.52)31.24(88.23)33.43(92.17)32.3(90.14)29.64(85.35)24.05(75.29)15.81(60.46)11.88(53.38)22.53(72.55)
Daily mean °C (°F)7.47(45.45)11.29(52.32)12.94(55.29)17.51(63.52)23.44(74.19)27.01(80.62)29.0(84.2)27.82(82.08)25.53(77.95)19.97(67.95)12.24(54.03)8.72(47.7)18.58(65.44)
Average low °C (°F)2.43(36.37)6.33(43.39)7.08(44.74)10.59(51.06)16.65(61.97)19.88(67.78)21.85(71.33)21.24(70.23)19.74(67.53)14.15(57.47)7.03(44.65)4.38(39.88)12.61(54.7)
Record low °C (°F)-10.0(14.0)-4.0(24.8)-3.0(26.6)1.0(33.8)5.0(41.0)13.0(55.4)17.0(62.6)15.0(59.0)9.0(48.2)5.0(41.0)-3.0(26.6)-3.0(26.6)-10.0(14.0)
Average precipitation mm (inches)33.91(1.34)47.7(1.88)26.2(1.03)49.22(1.94)65.42(2.58)42.18(1.66)50.94(2.01)64.3(2.53)53.24(2.1)37.42(1.47)37.68(1.48)49.85(1.96)46.51(1.83)
Average precipitation days (≥ 1.0 mm)2.553.553.183.04.275.275.916.04.092.642.363.183.83
Average relative humidity (%)67.7376.7668.7368.4772.7770.6169.5873.2774.1673.671.3775.4471.87
Mean monthly sunshine hours8.68.439.5410.6310.7710.7710.9110.5210.510.119.078.539.87

Climate Graph

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

Union

Union Temperature by Month

July
29.0°C | 84.2°F
August
27.82°C | 82.08°F
June
27.01°C | 80.62°F
September
25.53°C | 77.95°F
May
23.44°C | 74.19°F
October
19.97°C | 67.95°F
April
17.51°C | 63.52°F
March
12.94°C | 55.29°F
November
12.24°C | 54.03°F
February
11.29°C | 52.32°F
December
8.72°C | 47.7°F
January
7.47°C | 45.45°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature28.0°C (82.4°F)23.94°C (75.09°F)16.0°C (60.8°F)
Avg Temperature24.0°C (75.2°F)19.81°C (67.66°F)12.0°C (53.6°F)
Min Temperature20.0°C (68.0°F)14.29°C (57.72°F)6.0°C (42.8°F)
Dew PointMaxAverageMin
Dew Point21.0°C (69.8°F)13.29°C (55.92°F)2.0°C (35.6°F)
PrecipitationMaxAverageMinSum
Precipitation27.3mm | 1.07in2.15mm | 0.08in0.0mm | 0in66.8mm | 2.63in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind21.0kmh | 13.05mph6.9kmh | 4.29mph3.0kmh | 1.86mph
Gust Wind33.0kmh | 20.51mph11.35kmh | 7.05mph5.0kmh | 3.11mph
Sea Level PressureMaxAverageMin
Sea Level Pressure27.3mb2.15mb0.0mb
Union

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
October° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2020-10-0120 | 68.012 | 53.6708 | 4.9729.97 | 10150.0 | 0.0
2020-10-0217 | 62.66 | 42.8548 | 4.9730.03 | 10170.0 | 0.0
2020-10-0316 | 60.86 | 42.8617 | 4.3530.15 | 10210.0 | 0.0
2020-10-0417 | 62.68 | 46.4688 | 4.9730.18 | 10220.0 | 0.0
2020-10-0519 | 66.211 | 51.8694 | 2.4930.12 | 10200.0 | 0.0
2020-10-0620 | 68.013 | 55.4725 | 3.1130.12 | 10200.0 | 0.0
2020-10-0723 | 73.416 | 60.8767 | 4.3530.03 | 10170.0 | 0.0
2020-10-0822 | 71.613 | 55.4625 | 3.1130.06 | 10180.0 | 0.0
2020-10-0921 | 69.814 | 57.2726 | 3.7330.15 | 10210.0 | 0.0
2020-10-1020 | 68.019 | 66.2925 | 3.1130.12 | 10208.7 | 0.34
2020-10-1124 | 75.221 | 69.89310 | 6.2129.91 | 101327.3 | 1.07
2020-10-1223 | 73.419 | 66.2875 | 3.1129.83 | 10100.0 | 0.0
2020-10-1324 | 75.218 | 64.4815 | 3.1129.91 | 10130.0 | 0.0
2020-10-1419 | 66.29 | 48.2617 | 4.3530.06 | 10180.0 | 0.0
2020-10-1520 | 68.015 | 59.0825 | 3.1130.03 | 10172.5 | 0.1
2020-10-1620 | 68.015 | 59.07710 | 6.2130.06 | 10180.1 | 0.0
2020-10-1712 | 53.62 | 35.6559 | 5.5930.3 | 10260.0 | 0.0
2020-10-1815 | 59.06 | 42.8655 | 3.1130.33 | 10270.0 | 0.0
2020-10-1918 | 64.49 | 48.2685 | 3.1130.27 | 10250.0 | 0.0
2020-10-2021 | 69.814 | 57.2766 | 3.7330.21 | 10230.0 | 0.0
2020-10-2123 | 73.417 | 62.6837 | 4.3530.21 | 10230.0 | 0.0
2020-10-2222 | 71.616 | 60.8807 | 4.3530.21 | 10230.1 | 0.0
2020-10-2322 | 71.617 | 62.6794 | 2.4930.12 | 10200.0 | 0.0
2020-10-2423 | 73.417 | 62.6793 | 1.8630.06 | 10181.1 | 0.04
2020-10-2520 | 68.018 | 64.4946 | 3.7329.97 | 101518.7 | 0.74
2020-10-2617 | 62.614 | 57.2868 | 4.9730.12 | 10200.1 | 0.0
2020-10-2722 | 71.615 | 59.0764 | 2.4930.15 | 10210.0 | 0.0
2020-10-2820 | 68.016 | 60.8793 | 1.8630.12 | 10200.5 | 0.02
2020-10-2924 | 75.220 | 68.08621 | 13.0529.71 | 10065.6 | 0.22
2020-10-3018 | 64.411 | 51.87012 | 7.4629.88 | 10122.1 | 0.08
2020-10-3112 | 53.65 | 41.0679 | 5.5930.36 | 10280.0 | 0.0

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