Weather forecast for tomorrow
Johnston, SC

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Weather forecast and temperature for tomorrow - Tuesday, Jun 18.

Partly Cloudy
6:16 am

8:40 pm
EDT
Partly Cloudy
88°F / 64°F
  • Wind: 12mph E
  • Humidity: 55%
  • Precip. probability: 6%
  • Precipitation: 0"
  • UV index: 9
Tomorrow, on Tuesday, June 18, moderately clouded weather is also anticipated.
Temperatures will oscillate between a hot 87.8°F (31°C) at their highest and an enjoyable 64.4°F (18°C) at their lowest.
The maximum heat index, which factors the actual air temperature with the relative humidity, is calculated to be a hot 93.2°F (34°C). Note that heat index values are valued for light wind and location in the shade.
The top temperature of the day is expected to match the average high for June of 88.7°F (31.5°C).
Sunrise will be at 6:16 am and sunset at 8:40 pm; tomorrow's daylight will last for 14h and 25min.

Frequently asked questions

What is the weather forecast for Johnston for tomorrow?

Tomorrow, on Tuesday, June 18, partially clouded weather is anticipated.

What will be the maximum temperature tomorrow?

Tomorrow, the highest temperature will be 87.8°F (31°C), while the lowest temperature will be 64.4°F (18°C). The maximum heat index, which represents the influence of relative humidity on air temperature, is estimated at 93.2°F (34°C).
The maximum temperature will be in line with the average highest temperature of 88.7°F (31.5°C) in June. The lowest temperature will be a few degrees lower than the average low of 69.4°F (20.8°C).

What time are sunrise and sunset tomorrow?

On Tuesday, in Johnston, sunrise will be at 6:16 am and sunset at 8:40 pm (EDT).

How long will the day be tomorrow?

In Johnston, tomorrow, there will be 14h and 25min of daylight.

Hourly weather forecast and temperature - Johnston, SC

12 am
  • 75°F
  • Feels like:
    75°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 5mph SE
  • Pressure: 30.12"Hg
  • Humidity: 74%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
2 am
  • 72°F
  • Feels like:
    73°F
Partly Cloudy
Partly Cloudy
  • Wind: 4mph SE
  • Pressure: 30.15"Hg
  • Humidity: 79%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
4 am
  • 70°F
  • Feels like:
    70°F
Partly Cloudy
Partly Cloudy
  • Wind: 4mph ESE
  • Pressure: 30.15"Hg
  • Humidity: 85%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
6 am
  • 68°F
  • Feels like:
    70°F
Partly Cloudy
Partly Cloudy
  • Wind: 3mph E
  • Pressure: 30.15"Hg
  • Humidity: 89%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 8mi
Sunrise: 6:16 am
8 am
  • 73°F
  • Feels like:
    75°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 6mph E
  • Pressure: 30.18"Hg
  • Humidity: 80%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
10 am
  • 79°F
  • Feels like:
    82°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 9mph E
  • Pressure: 30.18"Hg
  • Humidity: 64%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 82°F
  • Feels like:
    86°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph E
  • Pressure: 30.18"Hg
  • Humidity: 50%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 86°F
  • Feels like:
    88°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph E
  • Pressure: 30.15"Hg
  • Humidity: 43%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 88°F
  • Feels like:
    88°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph E
  • Pressure: 30.12"Hg
  • Humidity: 39%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 86°F
  • Feels like:
    88°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph E
  • Pressure: 30.12"Hg
  • Humidity: 42%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 81°F
  • Feels like:
    82°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph E
  • Pressure: 30.12"Hg
  • Humidity: 50%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:40 pm
10 pm
  • 75°F
  • Feels like:
    75°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph ESE
  • Pressure: 30.15"Hg
  • Humidity: 62%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
Tomorrow, on Tuesday, the weather will be cloudy.
The temperature will be between a minimum of 68°F (20°C) and a maximum of 87.8°F (31°C). The warmest part of the day will be at 4 pm and 5 pm.
The maximum temperature will be comparable to June's average highest temperature of 88.7°F (31.5°C). The lowest temperature will be also a few degrees lower than June's average minimum of 69.4°F (20.8°C).
Updated: Jun 17, 2024 @ 20:52:48 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate

Johnston, South Carolina, USA

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