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Swan Lake, SC 7-Day Night Weather Forecast
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Swan Lake, SC Weather Forecast
Swan Lake, SC Weather Forecast Date: 308 AM EDT Thu Mar 12 2026
The area/counties/county of: Sumter, including the city of Sumter.or toggle through each period.
Today... A slight chance of thunderstorms. Showers, cooler with highs in the lower 70s. Temperature falling into the mid 50s this afternoon. Southwest winds 15 to 20 mph, becoming north this afternoon. Gusts up to 35 mph. Chance of rain near 100%.
Tonight... Clear, cooler with lows in the mid 30s. Northeast winds 10 to 15 mph with gusts up to 25 mph in the evening, becoming light and variable.
Friday... Sunny. Highs in the mid 60s. Southeast winds around 5 mph, becoming south around 5 mph in the afternoon.
Friday Night... Clear. Lows in the lower 40s. Southwest winds around 5 mph.
Saturday... Sunny. Highs in the mid 70s. Southwest winds around 5 mph, becoming southeast in the afternoon.
Saturday Night... Mostly clear. Lows in the lower 50s.
Sunday... Mostly sunny. A chance of rain in the afternoon. Highs in the upper 70s. Chance of rain 40%.
Sunday Night... Mostly cloudy. A chance of rain in the evening, then rain likely after midnight. Lows in the lower 60s. Chance of rain 70%.
Monday... Rain likely. Highs in the mid 70s. Chance of rain 70%.
Monday Night... Mostly cloudy with rain likely in the evening, then partly cloudy after midnight. Much cooler with lows in the mid 30s. Chance of rain 70%.
Tuesday... Mostly sunny. Much cooler with highs in the lower 50s.
Tuesday Night... Partly cloudy. Lows in the lower 30s.
POP = Probability of Precipitation
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