Weather forecast for today
Johns Island, SC

Weather forecast for today

Wednesday, May 21.

Mostly Sunny
6:16 am

8:17 pm
EDT
Mostly Sunny
93°F / 66°F
  • Wind: 16mph W
  • Humidity: 45%
  • Precip. probability: 4%
  • Precipitation: 0"
  • UV index: 10
On Wednesday, in Johns Island, mostly sunny skies are expected.
A remarkable high of a tropical 93.2°F during the day and a stark low of an enjoyable 66.2°F at night are anticipated.
The maximum heat index, which factors the actual air temperature with the relative humidity, is evaluated at a fiery hot 98.6°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 temperature will be higher and more consistent with June's average high of 87.1°F than with May's usual.
Sunrise was at 6:16 am and sunset will be at 8:17 pm; the daylight will last for 14h and 2min.

Current condition

Sunny
2:14 pm EDT
Sunny
  • 91°F
  • Feels like: 99°F
  • Wind: 13mph WSW
  • Humidity: 51%
  • Dewpoint: 70°F
  • Pressure: 29.77"Hg
  • Precipitation: 0"
  • Visibility: 10mi
  • UV index: 9
Currently, in Johns Island, golden sunlight is making everything look vibrant and warm.
The temperature is a humid 91.4°F, and the real-feel temperature of which measures the combined effect of heat and moisture comes in at appraised at a sweltering 98.6°F. The current temperature is nearly at the maximum predicted 93.2°F for today.

Frequently asked questions

What is the temperature now?
At 2:14 pm EDT, the temperature is 91.4°F. Feels-like temperature is 98.6°F.
What is the weather forecast for Johns Island for today?
On Wednesday, mainly sunny conditions will dominate the day.
What will be the maximum temperature today?
Today, the highest temperature will be 93.2°F, while the lowest temperature will be 66.2°F. The maximum heat index, which reflects the perceived temperature due to humidity levels, is estimated at 98.6°F.
The maximum temperature will be notably higher than the average highest temperature of 80.8°F in May. The lowest temperature will be in line with the average low of 66.7°F.
What time are sunrise and sunset today?
On Wednesday, in Johns Island, sunrise was at 6:16 am and sunset will be at 8:17 pm (EDT).
How long is the day today?
In Johns Island, today, there will be 14h and 2min of daylight.

Hourly weather forecast

3 pm
  • 91°F
  • Feels like:
    97°F
Sunny
Sunny
  • Wind: 16mph W
  • Pressure: 29.74"Hg
  • Humidity: 48%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 91°F
  • Feels like:
    97°F
Sunny
Sunny
  • Wind: 16mph W
  • Pressure: 29.74"Hg
  • Humidity: 42%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
5 pm
  • 91°F
  • Feels like:
    95°F
Sunny
Sunny
  • Wind: 16mph W
  • Pressure: 29.74"Hg
  • Humidity: 39%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 90°F
  • Feels like:
    93°F
Mostly Sunny
Mostly Sunny
  • Wind: 16mph W
  • Pressure: 29.74"Hg
  • Humidity: 40%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
7 pm
  • 88°F
  • Feels like:
    91°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph W
  • Pressure: 29.74"Hg
  • Humidity: 45%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 84°F
  • Feels like:
    88°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph W
  • Pressure: 29.77"Hg
  • Humidity: 46%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:17 pm
9 pm
  • 82°F
  • Feels like:
    84°F
Partly Cloudy
Partly Cloudy
  • Wind: 8mph WNW
  • Pressure: 29.8"Hg
  • Humidity: 48%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
10 pm
  • 79°F
  • Feels like:
    81°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph WNW
  • Pressure: 29.8"Hg
  • Humidity: 52%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
11 pm
  • 77°F
  • Feels like:
    77°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph WNW
  • Pressure: 29.83"Hg
  • Humidity: 55%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
12 am
  • 75°F
  • Feels like:
    75°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 9mph WNW
  • Pressure: 29.83"Hg
  • Humidity: 55%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
For the rest of the day, a combination of cloudy and sunny weather is forecasted.
The temperature will be between a maximum of 91.4°F and a minimum of 77°F. The hottest part of the day will be from 3 pm to 5 pm.
The maximum temperature will be more resembling June's average high of 87.1°F than May's 80.8°F. The night temperature will be close to the standard May low of 66.7°F.
Updated: May 21, 2025 @ 18:14:23 UTC
Published by: Weather Atlas | About Us
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Weather Forecasting & Climate

Johns Island, South Carolina, USA

  • en: Johns Island, South Carolina, USA
  • es: Johns Island, Carolina del Sur, EE.UU.
  • hr: Džons, Južna Karolina, SAD
  • sr: Džons, Južna Karolina, SAD
  • zh: 约翰岛, 南卡罗来纳, 美国
  • Latitude: 32.717725°
  • Longitude: -80.064668°
  • Elevation: 49 ft
  • Current time: 2:14pm EDT
  • Sunrise: 6:16 am EDT
  • Sunset: 8:17 pm EDT
  • Timezone: America/New_York
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