No Watches or Warnings for Oldenburg
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Weather Conditions for Oldenburg, Illinois : Madison County
Issued: 11:21 am CDT Sep 13, 2026 Latitude: 38.796993 Longitude: -90.1014957 View on Google Maps

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This Afternoon Tonight Monday Tuesday Wednesday Thursday Friday Saturday
Mostly Sunny on This Afternoon Cloudy on Tonight 20% chance of thunderstorms on Monday 20% chance of thunderstorms on Tuesday 20% chance of thunderstorms on Wednesday 20% chance of thunderstorms on Thursday 20% chance of rain on Friday 30% chance of thunderstorms on Saturday
High: 87°F Low: 64°F High: 86°F High: 97°F High: 95°F High: 94°F High: 90°F High: 85°F
Low: 73°F Low: 71°F Low: 73°F Low: 70°F Low: 65°F  
Mostly Sunny Cloudy Thunderstorms Thunderstorms Thunderstorms Thunderstorms Rain Thunderstorms
Mostly Sunny on This Afternoon This Afternoon... Mostly sunny, with a high near 87. North wind 7 to 10 mph.

Cloudy on Tonight Tonight... Partly cloudy, with a low around 64. North wind 6 to 9 mph.

20% chance of thunderstorms Monday Monday... Isolated showers and thunderstorms between 11am and noon. Mostly sunny, with a high near 86. Southeast wind around 11 mph. Chance of precipitation is 20%.

Clear on Monday Night Monday Night... Clear, with a low around 73. South wind 9 to 13 mph.

20% chance of thunderstorms Tuesday Tuesday... A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 97. Southwest wind 7 to 9 mph. Chance of precipitation is 20%.

40% chance of thunderstorms Tuesday Night Tuesday Night... A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 71.

20% chance of thunderstorms Wednesday Wednesday... A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 73.

20% chance of thunderstorms Thursday Thursday... A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 94. Chance of precipitation is 20%.

30% chance of thunderstorms Thursday Night Thursday Night... A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 30%.

20% chance of rain Friday Friday... A 20 percent chance of showers. Mostly sunny, with a high near 90.

30% chance of rain Friday Night Friday Night... A 30 percent chance of showers. Partly cloudy, with a low around 65.

30% chance of thunderstorms Saturday Saturday... A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.

Illinois' Warnings, Watches, and AdvisoriesIllinois' Watches, Warnings, and Advisories

Sun Almanac for Oldenburg, Illinois
Astronomical Sunrise 05:10 AM?Astronomical sunrise occurs when the Sun is 18° below the horizon and the sky begins to brighten from a completly darkened state.
Nautical Sunrise 05:42 AM?Nautical sunrise (or nautical dawn) is the precise moment when the sun's center is 12° below the horizon in the morning. It marks the beginning of nautical twilight, allowing pilots/mariners to see the horizon.
Civil Sunrise 06:14 AM?Civil sunrise is the moment in the morning when the sun's center is 6° below the horizon. It marks the start of morning civil twilight, providing enough natural light for most, outdoor activities without artificial lighting. It typically occurs roughly 20-30 minutes before actual sunrise.
Sunrise 06:40 AM?Sunrise (or sunup) is the moment when the upper rim of the Sun appears on the horizon in the morning. It marks the end of the twilight phase, often accompanied by distinct atmospheric colors.

Daylight: 12 Hours 32 Minutes?Daylight hours are the period of time between local sunrise and sunset, representing the daily portion of sunlight. These hours change in length based on season, Earth's tilt, and latitude.

Sunset 7:12 PM?The sunset is defined in astronomy as the moment the upper limb of the Sun disappears below the horizon. It marks the end of daylight and is often accompanied by distinct atmospheric colors. It also signals the beginning of twilight.
Civil Sunset 7:39 PM?Civil sunset (or evening civil twilight) occurs when the center of the sun is 6° below the horizon, marking the end of the brightest twilight phase. It typically occurs roughly 20-30 minutes after sunset, providing enough light for most outdoor activities to continue without artificial light.
Nautical Sunset 8:10 PM?Nautical sunset occurs when the sun's center is 12° below the horizon, marking the end of nautical twilight. This phase, following civil twilight, allows the horizon to remain visible, enabling mariners to take accurate star sights for navigation. The sky is dark, but some ambient light remains
Astronomical Sunset 8:43 PM?Astronomical sunrise occurs when the Sun drops to 18° below the horizon. This causes the sky to enter a completly darkened state.

Civil Rise to Set: 13 Hours 25 Minutes
Nautical Rise to Set: 14 Hours 28 Minutes
Astro Rise to Set: 15 Hours 33 Minutes

Click for yearly Sun Almanac for Oldenburg
Moon Almanac for Oldenburg, Illinois
Moon Phase: Waxing Crescent
Moon Illumination: 8%
Moon Age: 2.66 Days
Moon is currently above the horizon
Distance from Moon to Earth: 243,497 miles
Upcoming Lunar Events for
Oldenburg:
Next EventEvent TimeIllum

High Moon:02:52 pm Sun7.9%
Moonset:08:13 pm Sun9.2%
Moonrise:10:28 am Mon13.0%
High Moon:03:38 pm Mon14.5%
Moonset:08:41 pm Mon16.1%
New Moon: Thu Sep 10
First Quarter: Fri Sep 18
Full Moon: Sat Sep 26
Last Quarter: Sat Oct 3
New Moon: Sat Oct 10
Click for Monthly Moon Almanac