Hilltop, Illinois Weather
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Weather Forecast for Hilltop, Illinois : St. Clair County
Issued: 1:21 pm CDT Sep 16, 2025 Latitude: 38.5922724 Longitude: -90.0512174 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Wednesday Thursday Friday Saturday Sunday Monday
Sunny on This Afternoon Clear on Tonight Sunny on Wednesday Mostly Sunny on Thursday 40% chance of thunderstorms on Friday 30% chance of thunderstorms on Saturday 30% chance of on Sunday 30% chance of thunderstorms on Monday
High: 94°F Low: 63°F High: 94°F High: 95°F High: 88°F High: 85°F High: 87°F High: 88°F
Low: 65°F Low: 66°F Low: 65°F Low: 66°F Low: 66°F  
Sunny Clear Sunny Mostly Sunny Thunderstorms Thunderstorms Partly Sunny Thunderstorms
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Current Conditions at
EAST ST LOUIS - (KCPS)
90°
Clear
as of 12:53 PM CDST
Rel. Humidity: 33%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
8 MPH
350° North
Cloud Level(s): Clear
Current Conditions at
SCOTT AFB - (KBLV)
91°
Clear
as of 12:55 PM CDST
Rel. Humidity: 36%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
7 MPH
040° Northeast
Cloud Level(s): Clear
Current Conditions at
ST LOUIS - (KSTL)
91°
Partly Cloudy
as of 12:51 PM CDST
Rel. Humidity: 31%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
10 MPH
Gust: 20 MPH
010° North
Cloud Level(s): Few at 6500ft, Scattered at 25000ft
Current Conditions at
ST CHARLES - (KSET)
91°
Clear
as of 12:54 PM CDST
Rel. Humidity: 29%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
8 MPH
050° Northeast
Cloud Level(s): Clear
Sunny on This Afternoon This Afternoon... Sunny, with a high near 94. Northeast wind 7 to 10 mph.
Clear on Tonight Tonight... Clear, with a low around 63. East wind 3 to 5 mph.
Sunny on Wednesday Wednesday... Sunny, with a high near 94. Northeast wind 3 to 5 mph.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 65. Light and variable wind.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 95. Calm wind becoming south around 6 mph in the morning.
20% chance of rain Thursday Night Thursday Night... A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 66.
40% chance of thunderstorms Friday Friday... A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 88. Chance of precipitation is 40%.
50% chance of thunderstorms Friday Night Friday Night... A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
30% chance of thunderstorms Saturday Saturday... A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
30% chance of thunderstorms Saturday Night Saturday Night... A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 66.
30% chance of Sunday Sunday... A 30 percent chance of showers. Partly sunny, with a high near 87.
40% chance of thunderstorms Sunday Night Sunday Night... A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
30% chance of thunderstorms Monday Monday... A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
Current Radar Image


Sun Almanac for Hilltop, Illinois
Sunrise: 06:43 AM
Sunset: 7:07 PM
Civil Sunrise:06:17 AM
Civil Sunset: 7:33 PM
Nautical Sunrise: 05:45 AM
Nautical Sunset: 8:04 PM
Astro Sunrise: 05:13 AM
Astro Sunset: 8:36 PM
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