Weather forecast for 10 days
Johns Island, SC

Weather forecast for the weekend

Saturday, May 10.

Showers
6:23 am

8:09 pm
EDT
Showers
73°F / 68°F
  • Wind: 16mph ENE
  • Humidity: 83%
  • Precip. probability: 65%
  • Precipitation: 1.02"
  • UV index: 4
On Saturday, May 10, expect light showers throughout the day, with a chance of dry weather later.
Substantial precipitation is expected for tomorrow. A daytime temperature reaching up to a warm 73.4°F will subtly contrast with a nighttime low of a pleasant 68°F.
Tomorrow, the forecasted high of 73.4°F is expected to reflect April's average high of 74.1°F.
Sunrise will be at 6:23 am and sunset at 8:09 pm; tomorrow's daylight will last for 13h and 47min.

Sunday, May 11.

Thunderstorms
6:22 am

8:10 pm
EDT
Thunderstorms
75°F / 70°F
  • Wind: 10mph ESE
  • Humidity: 89%
  • Precip. probability: 68%
  • Precipitation: 1.02"
  • UV index: 4
On Sunday, May 11, expect thunderstorm activity to continue.
Substantial precipitation is predicted. Temperatures will exhibit minor fluctuations, extending from a high of a warm 75.2°F to a low of a delightful 69.8°F.
On Sunday, temperatures will feel colder with a high of 75.2°F, more typical for April than for May.
Sunrise will be at 6:22 am and sunset at 8:10 pm; the daylight will last for 13h and 48min.

Frequently asked questions

What is the weather forecast for Johns Island for tomorrow?
On Saturday, in Johns Island, showers are expected to spread throughout the day, with the heaviest rain expected in the morning.
Will it rain tomorrow?
Yes, it will rain tomorrow. High precipitation of 1.02" is predicted.
What will be the highest temperature tomorrow?
Tomorrow, the maximum temperature will be 73.4°F, while the minimum temperature will be 68°F.
The highest temperature will be moderately lower than the average maximum of 80.8°F in May. Tomorrow, the lowest temperature will be in line with the average low temperature.
When are sunrise and sunset tomorrow?
On Saturday, in Johns Island, sunrise will be at 6:23 am and sunset at 8:09 pm (EDT).
How many hours of daylight will Johns Island have tomorrow?
In Johns Island, tomorrow, there will be 13h and 47min of daylight.
What is the weather forecast for Johns Island for Sunday?
On Sunday, moderate to strong thunderstorms are in the outlook.
Will it rain on Sunday?
Increased precipitation of 1.02" is expected with a high probability on Sunday.
What will be the highest temperature on Sunday?
On Sunday, the maximum temperature will be 75.2°F, while the minimum temperature will be 69.8°F.
What is the weather forecast for Johns Island for the next ten days?
In Johns Island, weather will be unstable, and a combination of turbulent, dull, rainy and dry and sunny weather is expected for the next ten days.
Will it rain in the next ten days?
Rainfall is anticipated on Friday through Wednesday and next Saturday in Johns Island. Monday, with heavy precipitation of 1.22", will be the day with the most rainfall.
How hot will it be in the next ten days?
The maximum temperature will vary between 73.4°F and 89.6°F, while the minimum temperature will range between 66.2°F and 71.6°F.
Taking the humidity into consideration, the maximum feel-like temperature will vary between 73.4°F and 104°F.
What will be the hottest and the coldest days?
With the maximum temperature of 89.6°F, next Friday will be the hottest day. Tomorrow will be the coldest day, with a maximum temperature of 73.4°F.

Long-term weather forecast

FriMay 9.
  • 81°F
  • 66°F
Thundershowers
Thundershowers
  • Wind: 11mph SSW
  • Humidity: 68%
  • UV index: 9
  • Precip. probability: 59%
  • Precipitation: 0.24"
  • 6:24 am 8:09 pm EDT
SatMay 10.
  • 73°F
  • 68°F
Showers
Showers
  • Wind: 16mph ENE
  • Humidity: 83%
  • UV index: 4
  • Precip. probability: 65%
  • Precipitation: 1.02"
  • 6:23 am 8:09 pm EDT
SunMay 11.
  • 75°F
  • 70°F
Thunderstorms
Thunderstorms
  • Wind: 10mph ESE
  • Humidity: 89%
  • UV index: 4
  • Precip. probability: 68%
  • Precipitation: 1.02"
  • 6:22 am 8:10 pm EDT
MonMay 12.
  • 77°F
  • 68°F
Thunderstorms
Thunderstorms
  • Wind: 14mph SE
  • Humidity: 89%
  • UV index: 4
  • Precip. probability: 75%
  • Precipitation: 1.22"
  • 6:21 am 8:11 pm EDT
TueMay 13.
  • 81°F
  • 66°F
Thunderstorms
Thunderstorms
  • Wind: 13mph SSW
  • Humidity: 77%
  • UV index: 10
  • Precip. probability: 67%
  • Precipitation: 0.24"
  • 6:21 am 8:12 pm EDT
WedMay 14.
  • 82°F
  • 68°F
PM Showers
PM Showers
  • Wind: 10mph WSW
  • Humidity: 71%
  • UV index: 10
  • Precip. probability: 37%
  • Precipitation: 0.04"
  • 6:20 am 8:12 pm EDT
ThuMay 15.
  • 86°F
  • 72°F
Mostly Sunny
Mostly Sunny
  • Wind: 11mph SW
  • Humidity: 69%
  • UV index: 10
  • Precip. probability: 16%
  • Precipitation: 0"
  • 6:19 am 8:13 pm EDT
FriMay 16.
  • 90°F
  • 72°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph WSW
  • Humidity: 70%
  • UV index: 9
  • Precip. probability: 24%
  • Precipitation: 0"
  • 6:19 am 8:14 pm EDT
SatMay 17.
  • 88°F
  • 72°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph SW
  • Humidity: 70%
  • UV index: 10
  • Precip. probability: 16%
  • Precipitation: 0.08"
  • 6:18 am 8:14 pm EDT
SunMay 18.
  • 88°F
  • 72°F
Partly Cloudy
Partly Cloudy
  • Wind: 10mph SW
  • Humidity: 73%
  • UV index: 10
  • Precip. probability: 20%
  • Precipitation: 0"
  • 6:17 am 8:15 pm EDT
Mixed conditions are forecasted for the coming ten days, and a mix of turbulent, cloudy, damp and sun-filled weather is anticipated.
Rainfall is anticipated on Friday through Wednesday and next Saturday.
Expect a substantial fluctuation in daytime highs in the upcoming period. Maximum temperatures are forecasted between 73.4°F and 89.6°F, while the overnight low will be nearly unchanged, as the lowest temperatures will remain in the range of 66.2°F to 71.6°F.
Next Friday is expected to be the hottest, reaching up to 89.6°F; expect the coldest day on Saturday with a high of 73.4°F.
Combining with the humidity, the maximum feel-like temperature may increase considerably and vary between 73.4°F and a torridly hot 104°F.
Updated: May 9, 2025 @ 18:47:18 UTC
Published by: Weather U.S. | About Us
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