What is today's weather forecast for Oswego, SC?

Today's forecast for Oswego shows a high of 60 degrees and a low of 42 degrees Fahrenheit. Partly sunny, with a high near 60.

What is the 7-day weather forecast for Oswego, SC?

The 7-day forecast for Oswego shows highs from 57 to 65 degrees and lows from 33 to 52 degrees Fahrenheit. Expect precipitation on 1 day with chances of 20% or higher.

Will it rain in Oswego, SC this week?

Yes, rain is possible in Oswego this week. Precipitation chances: Thursday (90% chance).

How accurate is the Oswego weather forecast?

WeatherForYou provides highly accurate Oswego forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Oswego, SC Weather Forecast and Current Conditions

Current Conditions From Nearby Station

Switch to Metric Units

33°F
Feels Like 33°F

Humidity 81% Dew Point 28°F Wind Calm Barometer 30.23 in.

Report from a MADIS/MESONET weather station 6.7 mi. SSW of central Oswego
at 5:10 AM Wed, Dec 17, 2025

Point Forecast at a Glance

WedDec 17

ThuDec 18

90%

FriDec 19

SatDec 20

SunDec 21

MonDec 22

TueDec 23

Jump to detailed forecast ↓

7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 57°F to 65°F. Mostly dry conditions with only one day showing rain chances.

Climate Context

This week's forecast shows temperatures running 2°F above the historical average for December. Normal highs for this period are around 59°F with lows around 35°F.

This Date in Weather History

1924 - A severe icestorm struck central Illinois. It coated the ground with nearly two inches of glaze at Springfield. The storm caused 21 million dollars damage along with much hardship. Ice was on the trees until the 4th of January, and electricity was not restored until January 10th.

Oswego, SC 7 Day Weather Forecast Details

Wednesday Dec 17

Day: Partly sunny, with a high near 60. Calm wind becoming southwest around 6 mph.

Night: Mostly cloudy, with a low around 42. Calm wind.

Thursday Dec 18

Day: Rain, mainly after 7am. High near 64. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Night: Rain before 10pm, then rain and possibly a thunderstorm between 10pm and 1am, then rain likely after 1am. Low around 52. Light south wind becoming southwest 5 to 10 mph in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Friday Dec 19

Day: Sunny, with a high near 62. West wind 7 to 11 mph, with gusts as high as 22 mph.

Night: Mostly clear, with a low around 33.

Saturday Dec 20

Day: Sunny, with a high near 59.

Night: Mostly clear, with a low around 38.

Sunday Dec 21

Day: Sunny, with a high near 65.

Night: Partly cloudy, with a low around 39.

Monday Dec 22

Day: Mostly sunny, with a high near 59.

Night: Partly cloudy, with a low around 36.

Tuesday Dec 23

Day: Mostly sunny, with a high near 57.

About Oswego, SC

Oswego is a census-designated place (CDP) in Sumter County, South Carolina, United States. The population was 95 at the 2000 census. It is included in the Sumter, South Carolina Metropolitan Statistical Area.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

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