Charleston, SC Hourly Forecast

South Carolina, United States 🇺🇸
87°
Sunny Feels like 102°
Updated 11 min ago

Charleston temperature trend - Next 24 hours

88° 3 PM 3 PM - 88°F (31°C), Sunny, 10% precip 4 PM - 88°F (31°C), Sunny, 9% precip 5 PM - 82°F (28°C), Sunny, 14% precip 85° 6 PM 6 PM - 85°F (29°C), Sunny, 8% precip 7 PM - 83°F (28°C), Sunny, 8% precip 8 PM - 82°F (28°C), Sunny, 10% precip 82° 9 PM 9 PM - 82°F (28°C), Clear, 10% precip 10 PM - 82°F (28°C), Clear, 11% precip 11 PM - 82°F (28°C), Clear, 11% precip 82° 12 AM 12 AM - 82°F (28°C), Clear, 12% precip 1 AM - 81°F (27°C), Patchy rain nearby, 18% precip 2 AM - 80°F (27°C), Patchy rain nearby, 20% precip 80° 3 AM 3 AM - 80°F (27°C), Patchy rain nearby, 19% precip 4 AM - 80°F (27°C), Partly Cloudy, 13% precip 5 AM - 80°F (26°C), Partly Cloudy, 13% precip 79° 6 AM 6 AM - 79°F (26°C), Partly Cloudy, 16% precip 7 AM - 80°F (26°C), Patchy rain nearby, 20% precip 8 AM - 82°F (28°C), Patchy rain nearby, 24% precip 84° 9 AM 9 AM - 84°F (29°C), Patchy rain nearby, 17% precip 10 AM - 85°F (30°C), Patchy rain nearby, 23% precip 11 AM - 87°F (30°C), Sunny 88° 12 PM 12 PM - 88°F (31°C), Sunny 1 PM - 89°F (32°C), Sunny 2 PM - 89°F (32°C), Sunny

The next 24 hours at a glance

  • Warmest hour: 2 PM - around 89°
  • Coolest hour: 6 AM - around 79°
  • Highest rain chance: 8 AM (24%) - pack accordingly
  • UV peak: 1 PM at index 10 - sun protection recommended
  • Windiest: 6 PM at 10 mph

Charleston hourly weather - Thursday, August 6

In Charleston, expect a high near 88°F (31°C) around 3 PM and a low of 82°F (28°C) near 8 PM, with no meaningful precipitation risk.

TimeConditionsTemp FeelsRainWind HumidityUV
3 PM Sunny 88° 103° 10% 9 mph SSE 82% 7
4 PM Sunny 88° 103° 9% 10 mph SSE 81% 5
5 PM Sunny 82° 90° 14% 10 mph SSE 87% 3
6 PM Sunny 85° 94° 8% 10 mph SSE 77% 1
7 PM Sunny 83° 90° 8% 10 mph SSE 78% 0
8 PM Sunny 82° 88° 10% 9 mph SSE 83% 0
9 PM Clear 82° 88° 10% 8 mph SSE 84% 0
10 PM Clear 82° 89° 11% 8 mph SSE 85% 0
11 PM Clear 82° 89° 11% 8 mph SSE 85% 0

Charleston hourly weather - Friday, August 7

In Charleston, expect a high near 89°F (32°C) around 2 PM and a low of 79°F (26°C) near 6 AM; precipitation risk peaks at 24% around 8 AM.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Clear 82° 89° 12% 9 mph S 87% 0
1 AM Patchy rain nearby 81° 86° 18% 9 mph S 80% 0
2 AM Patchy rain nearby 80° 86° 20% 8 mph S 81% 0
3 AM Patchy rain nearby 80° 85° 19% 7 mph S 82% 0
4 AM Partly Cloudy 80° 85° 13% 6 mph S 83% 0
5 AM Partly Cloudy 80° 84° 13% 6 mph S 83% 0
6 AM Partly Cloudy 79° 84° 16% 6 mph S 84% 0
7 AM Patchy rain nearby 80° 84° 20% 6 mph S 84% 0
8 AM Patchy rain nearby 82° 88° 24% 7 mph S 80% 1
9 AM Patchy rain nearby 84° 91° 17% 9 mph S 73% 2
10 AM Patchy rain nearby 85° 92° 23% 9 mph S 65% 4
11 AM Sunny 87° 92° 3% 8 mph SSE 59% 7
12 PM Sunny 88° 94° 3% 7 mph SSE 56% 9
1 PM Sunny 89° 95° 3% 7 mph SSE 56% 10
2 PM Sunny 89° 96° 3% 8 mph SE 57% 10
3 PM Patchy rain nearby 89° 96° 9% 10 mph SE 57% 8
4 PM Sunny 89° 95° 3% 11 mph SE 57% 6
5 PM Sunny 88° 94° 3% 11 mph SE 59% 3
6 PM Sunny 86° 92° 4% 10 mph SE 61% 1
7 PM Sunny 84° 90° 5% 10 mph SE 66% 0
8 PM Sunny 82° 87° 6% 10 mph SSE 71% 0
9 PM Clear 81° 86° 8% 9 mph SSE 75% 0
10 PM Partly Cloudy 81° 86° 11% 9 mph SSE 77% 0
11 PM Partly Cloudy 81° 86° 13% 9 mph SSE 78% 0

Charleston hourly weather - Saturday, August 8

In Charleston, expect a high near 86°F (30°C) around 3 PM and a low of 78°F (26°C) near 7 AM; precipitation risk peaks at 85% around 7 AM.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Partly Cloudy 81° 86° 14% 7 mph SSE 78% 0
1 AM Patchy rain nearby 80° 85° 16% 7 mph SSE 79% 0
2 AM Patchy rain nearby 80° 85° 15% 7 mph SSE 79% 0
3 AM Patchy rain nearby 80° 85° 15% 8 mph SSE 79% 0
4 AM Patchy rain nearby 80° 85° 20% 8 mph SSE 79% 0
5 AM Light rain shower 80° 85° 36% 7 mph SSE 80% 0
6 AM Patchy light rain 79° 84° 63% 6 mph S 83% 0
7 AM Moderate or heavy rain shower 78° 83° 85% 7 mph S 87% 0
8 AM Moderate or heavy rain shower 80° 84° 81% 7 mph S 85% 1
9 AM Moderate or heavy rain shower 82° 88° 78% 8 mph S 81% 2
10 AM Patchy rain nearby 82° 89° 70% 8 mph S 79% 4
11 AM Light rain shower 83° 90° 67% 8 mph S 77% 6
12 PM Light rain shower 84° 91° 59% 6 mph S 73% 9
1 PM Patchy rain nearby 84° 91° 47% 6 mph S 71% 10
2 PM Light rain shower 85° 92° 57% 6 mph S 69% 10
3 PM Patchy rain nearby 86° 92° 17% 7 mph S 63% 8
4 PM Cloudy 86° 91° 9% 8 mph S 61% 5
5 PM Partly Cloudy 84° 89° 8% 7 mph SSW 65% 3
6 PM Partly Cloudy 82° 87° 10% 6 mph SSW 71% 1
7 PM Partly Cloudy 82° 87° 11% 5 mph SSW 74% 0
8 PM Sunny 81° 86° 9% 5 mph SSW 77% 0
9 PM Clear 80° 84° 11% 6 mph SSW 80% 0
10 PM Clear 79° 84° 11% 6 mph SSW 81% 0
11 PM Partly Cloudy 79° 83° 12% 6 mph SSW 81% 0

Quick answers for the hours ahead

What is the warmest hour in Charleston today?
2 PM is forecast to be the warmest, at about 89°F (32°C) with sunny.
Will it rain in Charleston tonight?
Unlikely - the evening precipitation chance stays at or below 11%.
When is the UV index highest in Charleston today?
Around 1 PM, when it reaches 10. From UV 3 upward, sun protection is recommended.

Charleston hour-by-hour: what to expect

Over the next 24 hours in Charleston, temperatures range from 79°F (26°C) around 6 AM up to 89°F (32°C) near 2 PM - about 3°F (2°C) above the typical August high of 86°F (30°C).

A stray shower can't be ruled out - Rain chances top out at 24% around 8 AM. UV reaches 10 (1 PM) - sun protection recommended through midday.

The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the Charleston 14-day forecast or the monthly climate averages.

Hourly forecasts nearby