Weather forecast for tomorrow
Spartanburg, SC

Weather forecast for tomorrow

Wednesday, Jun 18.

Mostly Sunny
6:12 am

8:45 pm
EDT
Mostly Sunny
91°F / 70°F
  • Wind: 12mph SW
  • Humidity: 61%
  • Precip. probability: 9%
  • Precipitation: 0"
  • UV index: 10
Tomorrow, on Wednesday, June 18, mainly sunny skies with just a few high clouds are also anticipated.
Rainfall is not predicted. The temperature will fluctuate from a high of a humid 91.4°F to a low of a pleasant 69.8°F.
The maximum heat index, which combines air temperature and relative humidity, is appraised at a torridly hot 104°F. Take into consideration that the heat index values are calculated for shade and light wind conditions. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
The highest temperature is expected to follow the average for June, around 88.3°F.
Sunrise will be at 6:12 am and sunset at 8:45 pm; tomorrow's daylight will last for 14h and 33min.

Frequently asked questions

What is the weather forecast for Spartanburg for tomorrow?
On Wednesday, in Spartanburg, sun-filled skies will remain for most of the day.
Will it rain tomorrow?
No, it will not rain tomorrow.
What will be the maximum temperature tomorrow?
Tomorrow, the highest temperature will be 91.4°F, while the lowest temperature will be 69.8°F. The maximum heat index, which modifies the air temperature to account for humidity, is calculated to be 104°F.
The highest temperature will be in line with the average maximum of 88.3°F in June. The lowest temperature will be also in line with the average low of 66.2°F.
When is the sunrise / sunset tomorrow in Spartanburg?
On Wednesday, in Spartanburg, sunrise will be at 6:12 am and sunset at 8:45 pm (EDT).
How long will the day be tomorrow?
In Spartanburg, the length of the day tomorrow will be 14h and 33min.

Hourly weather forecast

12 am
  • 75°F
  • Feels like:
    75°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph SW
  • Pressure: 30"Hg
  • Humidity: 81%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
2 am
  • 73°F
  • Feels like:
    75°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph SW
  • Pressure: 30"Hg
  • Humidity: 87%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 10mi
4 am
  • 72°F
  • Feels like:
    73°F
Partly Cloudy
Partly Cloudy
  • Wind: 5mph SW
  • Pressure: 30"Hg
  • Humidity: 90%
  • Precip. probability: 8%
  • Precipitation: 0"
  • Visibility: 10mi
6 am
  • 70°F
  • Feels like:
    72°F
Mostly Clear
Mostly Clear
  • Wind: 6mph SW
  • Pressure: 30"Hg
  • Humidity: 93%
  • Precip. probability: 8%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 6:12 am
8 am
  • 73°F
  • Feels like:
    75°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph SW
  • Pressure: 30.03"Hg
  • Humidity: 86%
  • Precip. probability: 8%
  • Precipitation: 0"
  • Visibility: 10mi
10 am
  • 79°F
  • Feels like:
    82°F
Sunny
Sunny
  • Wind: 10mph WSW
  • Pressure: 30.03"Hg
  • Humidity: 70%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 86°F
  • Feels like:
    90°F
Sunny
Sunny
  • Wind: 11mph SW
  • Pressure: 30.03"Hg
  • Humidity: 55%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 88°F
  • Feels like:
    93°F
Sunny
Sunny
  • Wind: 12mph SW
  • Pressure: 30"Hg
  • Humidity: 48%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 90°F
  • Feels like:
    93°F
Mostly Sunny
Mostly Sunny
  • Wind: 12mph SW
  • Pressure: 29.97"Hg
  • Humidity: 47%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 88°F
  • Feels like:
    91°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph SW
  • Pressure: 29.97"Hg
  • Humidity: 49%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 82°F
  • Feels like:
    86°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph SW
  • Pressure: 30"Hg
  • Humidity: 58%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:45 pm
10 pm
  • 79°F
  • Feels like:
    82°F
Partly Cloudy
Partly Cloudy
  • Wind: 5mph SW
  • Pressure: 30.03"Hg
  • Humidity: 70%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
Tomorrow, on Wednesday, weather will be unstable, and a mix of cloudy, sun-filled, turbulent and damp weather is forecasted.
The temperature will vary between the lowest temperature of 69.8°F and the highest temperature of 89.6°F. The hottest part of the day will be from 3 pm to 5 pm.
The maximum temperature will be similar to the average high of 88.3°F in June. The expected low will be also resembling the average minimum in June, which is 66.2°F.
Updated: Jun 17, 2025 @ 22:47:24 UTC
Published by: Weather Atlas | About Us
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