Charleston, SC Hourly Forecast
Charleston temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 2 PM - around 94°
- Coolest hour: 7 AM - around 79°
- Highest rain chance: 9 PM (65%) - pack accordingly
- UV peak: 1 PM at index 10 - sun protection recommended
- Windiest: 4 PM at 13 mph
Charleston hourly weather - Monday, August 10
In Charleston, expect a high near 94°F (34°C) around 2 PM and a low of 79°F (26°C) near 7 AM; precipitation risk peaks at 65% around 9 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 82° | 90° | 12% | 8 mph SSW | 86% | 0 | |
| 1 AM | Clear | 82° | 90° | 12% | 8 mph SSW | 87% | 0 | |
| 2 AM | Clear | 81° | 90° | 13% | 7 mph SSW | 89% | 0 | |
| 3 AM | Clear | 82° | 90° | 12% | 7 mph SW | 88% | 0 | |
| 4 AM | Clear | 81° | 89° | 13% | 7 mph SW | 90% | 0 | |
| 5 AM | Clear | 80° | 88° | 14% | 7 mph WSW | 92% | 0 | |
| 6 AM | Clear | 80° | 86° | 14% | 6 mph WSW | 92% | 0 | |
| 7 AM | Sunny | 79° | 85° | 15% | 6 mph W | 94% | 0 | |
| 8 AM | Sunny | 80° | 86° | 12% | 7 mph W | 88% | 1 | |
| 9 AM | Sunny | 82° | 88° | 9% | 8 mph W | 80% | 2 | |
| 10 AM | Sunny | 84° | 92° | 7% | 8 mph W | 75% | 4 | |
| 11 AM | Sunny | 91° | 105° | 5% | 7 mph WSW | 70% | 7 | |
| 12 PM | Sunny | 92° | 106° | 4% | 7 mph WSW | 66% | 9 | |
| 1 PM | Thundery outbreaks in nearby | 93° | 101° | 5% | 8 mph SW | 50% | 10 | |
| 2 PM | Thundery outbreaks in nearby | 94° | 102° | 11% | 10 mph SW | 49% | 10 | |
| 3 PM | Thundery outbreaks in nearby | 93° | 101° | 12% | 12 mph SSW | 52% | 7 | |
| 4 PM | Thundery outbreaks in nearby | 88° | 97° | 7% | 13 mph SSW | 65% | 2 | |
| 5 PM | Patchy light drizzle | 87° | 96° | 40% | 11 mph SSW | 67% | 1 | |
| 6 PM | Thundery outbreaks in nearby | 85° | 94° | 19% | 9 mph SSW | 73% | 1 | |
| 7 PM | Sunny | 86° | 96° | 8% | 10 mph SSW | 73% | 0 | |
| 8 PM | Sunny | 84° | 93° | 9% | 10 mph SSW | 78% | 0 | |
| 9 PM | Patchy light rain in area with thunder | 83° | 92° | 65% | 10 mph SW | 80% | 0 | |
| 10 PM | Patchy light rain in area with thunder | 82° | 88° | 62% | 8 mph WSW | 85% | 0 | |
| 11 PM | Clear | 81° | 88° | 12% | 6 mph SW | 86% | 0 |
Charleston hourly weather - Tuesday, August 11
In Charleston, expect a high near 95°F (35°C) around 2 PM and a low of 78°F (25°C) near 7 AM; precipitation risk peaks at 48% around 3 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 80° | 86° | 13% | 8 mph SW | 87% | 0 | |
| 1 AM | Clear | 81° | 87° | 12% | 10 mph SW | 86% | 0 | |
| 2 AM | Patchy rain nearby | 80° | 86° | 32% | 10 mph SW | 85% | 0 | |
| 3 AM | Patchy rain nearby | 80° | 86° | 48% | 9 mph WSW | 86% | 0 | |
| 4 AM | Clear | 79° | 84° | 13% | 8 mph WSW | 87% | 0 | |
| 5 AM | Patchy rain nearby | 79° | 83° | 24% | 8 mph WSW | 87% | 0 | |
| 6 AM | Patchy rain nearby | 78° | 83° | 26% | 8 mph WSW | 87% | 0 | |
| 7 AM | Sunny | 78° | 83° | 13% | 7 mph WSW | 87% | 0 | |
| 8 AM | Sunny | 80° | 84° | 11% | 8 mph WSW | 81% | 1 | |
| 9 AM | Sunny | 84° | 90° | 7% | 8 mph WSW | 70% | 2 | |
| 10 AM | Sunny | 88° | 95° | 4% | 7 mph WSW | 61% | 4 | |
| 11 AM | Sunny | 91° | 99° | 3% | 6 mph WSW | 54% | 7 | |
| 12 PM | Sunny | 94° | 101° | 2% | 6 mph WSW | 49% | 9 | |
| 1 PM | Thundery outbreaks in nearby | 95° | 103° | 4% | 8 mph SW | 47% | 10 | |
| 2 PM | Thundery outbreaks in nearby | 95° | 104° | 3% | 10 mph SSW | 47% | 10 | |
| 3 PM | Thundery outbreaks in nearby | 93° | 102° | 11% | 12 mph SSW | 52% | 5 | |
| 4 PM | Thundery outbreaks in nearby | 93° | 101° | 5% | 10 mph SW | 52% | 2 | |
| 5 PM | Thundery outbreaks in nearby | 90° | 99° | 6% | 8 mph SW | 57% | 2 | |
| 6 PM | Sunny | 89° | 98° | 5% | 12 mph SSW | 62% | 0 | |
| 7 PM | Sunny | 89° | 100° | 5% | 11 mph SSW | 65% | 0 | |
| 8 PM | Sunny | 86° | 96° | 7% | 13 mph SSW | 71% | 0 | |
| 9 PM | Clear | 85° | 94° | 7% | 11 mph SW | 73% | 0 | |
| 10 PM | Clear | 84° | 93° | 8% | 9 mph SW | 75% | 0 | |
| 11 PM | Thundery outbreaks in nearby | 84° | 92° | 11% | 9 mph WSW | 75% | 0 |
Quick answers for the hours ahead
What is the warmest hour in Charleston today?
Will it rain in Charleston tonight?
When is the UV index highest in Charleston today?
Charleston hour-by-hour: what to expect
Over the next 24 hours in Charleston, temperatures range from 79°F (26°C) around 7 AM up to 94°F (34°C) near 2 PM - about 8°F (4°C) above the typical August high of 86°F (30°C).
Precipitation is a real possibility: the chance of rain peaks at 65% around 9 PM. 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.