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Collinsville weather

Current conditions and a 14-day forecast for Collinsville, United States. Looking for typical seasonal weather instead? See the historical climate averages.

Now

33°C

Clear sky · feels 38°C

Humidity

40%

relative humidity

Wind

3 km/h

10m wind speed

Chance of rain

0%

today

High / Low today34° / 17°
UV index8
Sunrise6:13 AM
Sunset8:38 PM

Next 24 hours in Collinsville

TimeConditionsTempRain chance
1pmClear sky32°C0%
2pmClear sky33°C0%
3pmClear sky33°C0%
4pmClear sky34°C0%
5pmClear sky34°C0%
6pmClear sky34°C0%
7pmClear sky33°C0%
8pmClear sky31°C0%
9pmClear sky29°C0%
10pmClear sky27°C0%
11pmClear sky26°C0%
12amClear sky25°C0%
1amClear sky24°C0%
2amPartly cloudy24°C0%
3amOvercast23°C0%
4amOvercast23°C0%
5amOvercast22°C0%
6amClear sky22°C0%
7amClear sky22°C0%
8amClear sky25°C0%
9amOvercast29°C0%
10amOvercast31°C0%
11amOvercast33°C0%
12pmOvercast34°C0%

14-day forecast for Collinsville

DayConditionsHigh / LowRain chance
TodayClear sky34° / 17°0%
Thu, Jul 16Overcast36° / 22°3%
Fri, Jul 17Light drizzle38° / 25°12%
Sat, Jul 18Light drizzle35° / 23°46%
Sun, Jul 19Overcast34° / 23°45%
Mon, Jul 20Overcast35° / 20°28%
Tue, Jul 21Thunderstorm30° / 20°17%
Wed, Jul 22Moderate drizzle35° / 20°19%
Thu, Jul 23Dense drizzle31° / 20°19%
Fri, Jul 24Slight rain showers33° / 20°22%
Sat, Jul 25Light drizzle31° / 22°28%
Sun, Jul 26Overcast31° / 18°46%
Mon, Jul 27Overcast31° / 15°39%
Tue, Jul 28Overcast32° / 17°48%

Want more sun and moon detail for Collinsville? Use the sun calculator or moon calculator and search for Collinsville. For a live look at any other city, try the interactive weather tool.

Frequently asked questions

What's the weather like in Collinsville today?

Current conditions and today's forecast for Collinsville, United States are shown above, refreshed regularly through the day.

How accurate is a 14-day forecast?

A forecast is most reliable for the next 3-5 days. Beyond that, temperature and precipitation chances further out are a general trend rather than an exact prediction.

What is Collinsville's weather usually like?

For long-term averages — typical monthly temperatures and rainfall based on years of historical data — see Collinsville's climate page rather than this live forecast.