Weather forecast for 10 days
Ballwin, MO

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Weather forecast for the weekend

Weather forecast - Saturday, May 18.

Sunny
5:47 am

8:10 pm
CDT
Sunny
84°F / 63°F
  • Wind: 4mph WSW
  • Humidity: 56%
  • Precip. probability: 19%
  • Precipitation: 0"
  • UV index: 9
Today, in Ballwin, bright and sunny weather is expected.
Temperatures are forecasted to peak at a moderately hot 84.2°F (29°C) and drop to a minimum of an enjoyable 62.6°F (17°C).
The maximum heat index, which takes the relative humidity and factors it into the air temperature reading, is estimated at a hot 86°F (30°C). Take into consideration that the heat index values are calculated for shade and light wind conditions.
The highest temperature today will be higher and more in line with June's average maximum of 85.3°F (29.6°C) than the average maximum of 75.7°F (24.3°C) in May.
Sunrise was at 5:47 am and sunset will be at 8:10 pm; the daylight will last for 14h and 23min.

Weather forecast - Sunday, May 19.

Mostly Sunny
5:46 am

8:11 pm
CDT
Mostly Sunny
90°F / 68°F
  • Wind: 7mph SSW
  • Humidity: 56%
  • Precip. probability: 7%
  • Precipitation: 0"
  • UV index: 9
On Sunday, in Ballwin, mostly bright and sunny weather is also anticipated.
The temperature scale will run from a maximum of a hot 89.6°F (32°C) to a minimum of an agreeable 68°F (20°C).
The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is computed to be a fiery hot 96.8°F (36°C). Take into consideration that the heat index values are calculated for shade and light wind conditions. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
The maximum temperature will be higher and more in line with June's average highest temperature of 85.3°F (29.6°C) than the average highest temperature of 75.7°F (24.3°C) in May.
Sunrise will be at 5:46 am and sunset at 8:11 pm; tomorrow's daylight will last for 14h and 25min.

Frequently asked questions

What is the weather forecast for Ballwin for tomorrow?

On Sunday, in Ballwin, mostly bright and sunny weather is expected.

What will be the highest temperature in Ballwin tomorrow?

Tomorrow, the highest temperature will be 89.6°F (32°C), while the lowest temperature will be 68°F (20°C). The maximum heat index, which represents the influence of relative humidity on air temperature, is evaluated at 96.8°F (36°C).
Tomorrow, the maximum temperature will be uncommonly higher than the average highest temperature of 75.7°F (24.3°C) in May. The lowest temperature tomorrow will be also significantly higher than the average low of 57.4°F (14.1°C).

When are sunrise and sunset tomorrow in Ballwin?

On Sunday, in Ballwin, sunrise will be at 5:46 am and sunset at 8:11 pm (CDT).

How many hours of daylight will Ballwin have tomorrow?

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

What is the weather forecast for Ballwin for the next ten days?

In Ballwin, weather will be unstable, and a combination of sunny, cloudy, stormy and rainy weather is expected for the next ten days.

Will it rain in the next ten days in Ballwin?

Rainfall is forecasted for Tuesday through next Monday in Ballwin. With moderate precipitation of 0.43" (11mm), Tuesday and next Sunday will be the wettest days.

How hot will it be in the next ten days in Ballwin?

The maximum temperature will range between 75.2°F (24°C) and 91.4°F (33°C), as the minimum temperature will be between 57.2°F (14°C) and 69.8°F (21°C).
Combining with the humidity, the maximum feel-like temperature will range between 75.2°F (24°C) and 100.4°F (38°C).

What will be the hottest and the coldest days in Ballwin?

The hottest day will be Tuesday, with a maximum of 91.4°F (33°C). With a maximum temperature of 75.2°F (24°C), Wednesday will be the coldest day.

Long-term weather forecast

10 days weather forecast - Ballwin, MO

SatMay 18.
  • 84°F
  • 63°F
Sunny
Sunny
  • Wind: 4mph WSW
  • Humidity: 56%
  • UV index: 9
  • Precip. probability: 19%
  • Precipitation: 0"
  • 5:47 am 8:10 pm CDT
SunMay 19.
  • 90°F
  • 68°F
Mostly Sunny
Mostly Sunny
  • Wind: 7mph SSW
  • Humidity: 56%
  • UV index: 9
  • Precip. probability: 7%
  • Precipitation: 0"
  • 5:46 am 8:11 pm CDT
MonMay 20.
  • 88°F
  • 70°F
Partly Cloudy
Partly Cloudy
  • Wind: 10mph S
  • Humidity: 57%
  • UV index: 7
  • Precip. probability: 15%
  • Precipitation: 0"
  • 5:45 am 8:11 pm CDT
TueMay 21.
  • 91°F
  • 64°F
Partly Cloudy
Partly Cloudy
  • Wind: 16mph S
  • Humidity: 56%
  • UV index: 9
  • Precip. probability: 24%
  • Precipitation: 0.43"
  • 5:44 am 8:12 pm CDT
WedMay 22.
  • 75°F
  • 57°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 9mph WNW
  • Humidity: 72%
  • UV index: 9
  • Precip. probability: 52%
  • Precipitation: 0.12"
  • 5:44 am 8:13 pm CDT
ThuMay 23.
  • 81°F
  • 63°F
Mostly Sunny
Mostly Sunny
  • Wind: 7mph SE
  • Humidity: 58%
  • UV index: 9
  • Precip. probability: 11%
  • Precipitation: 0.35"
  • 5:43 am 8:14 pm CDT
FriMay 24.
  • 79°F
  • 63°F
AM Showers
AM Showers
  • Wind: 8mph SSE
  • Humidity: 68%
  • UV index: 9
  • Precip. probability: 39%
  • Precipitation: 0.24"
  • 5:43 am 8:15 pm CDT
SatMay 25.
  • 79°F
  • 63°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph SE
  • Humidity: 71%
  • UV index: 7
  • Precip. probability: 24%
  • Precipitation: 0.16"
  • 5:42 am 8:15 pm CDT
SunMay 26.
  • 79°F
  • 64°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 9mph SSE
  • Humidity: 74%
  • UV index: 8
  • Precip. probability: 49%
  • Precipitation: 0.43"
  • 5:41 am 8:16 pm CDT
MonMay 27.
  • 77°F
  • 63°F
AM Showers
AM Showers
  • Wind: 9mph SW
  • Humidity: 72%
  • UV index: 8
  • Precip. probability: 39%
  • Precipitation: 0.28"
  • 5:41 am 8:17 pm CDT
The weather will be unstable for the next ten days, and a mix of sunny, cloudy, stormy and rainy weather is expected.
Rainfall is expected on Tuesday through next Monday. With moderate precipitation of 0.43" (11mm), Tuesday and next Sunday will be the wettest days.
Temperature fluctuation will be substantial in the upcoming days. The maximum temperature will vary between 75.2°F (24°C) and 91.4°F (33°C), while the lowest nightly temperature differences will be also considerable, as the minimum temperature will be between 57.2°F (14°C) and 69.8°F (21°C).
With the highest temperature of 91.4°F (33°C), Tuesday will be the hottest day; the coldest day will be Wednesday, with a maximum of 75.2°F (24°C).
Combining with the humidity, the maximum feel-like temperature may increase and range between 75.2°F (24°C) and a torrid 100.4°F (38°C).

Ballwin, Missouri, USA

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