Eureka, Indiana Weather
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Weather Forecast for Eureka, Indiana : Spencer County
Issued: 12:32 pm CDT Sep 16, 2025 Latitude: 37.8806026 Longitude: -87.2150011 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Wednesday Thursday Friday Saturday Sunday Monday
Sunny on This Afternoon Cloudy on Tonight Sunny on Wednesday Sunny on Thursday Mostly Sunny on Friday 20% chance of thunderstorms on Saturday 20% chance of thunderstorms on Sunday 20% chance of thunderstorms on Monday
High: 91°F Low: 63°F High: 90°F High: 92°F High: 93°F High: 86°F High: 84°F High: 85°F
Low: 62°F Low: 64°F Low: 65°F Low: 66°F Low: 65°F  
Sunny Cloudy Sunny Sunny Mostly Sunny Thunderstorms Thunderstorms Thunderstorms
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Sunny on This Afternoon This Afternoon... Sunny, with a high near 91. Northeast wind 5 to 7 mph.

Cloudy on Tonight Tonight... Partly cloudy, with a low around 63. Northeast wind around 6 mph becoming calm in the evening.

Sunny on Wednesday Wednesday... Sunny, with a high near 90. Calm wind becoming east around 5 mph in the afternoon.

Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 62. East wind around 5 mph becoming calm in the evening.

Sunny on Thursday Thursday... Sunny, with a high near 92. Calm wind becoming southeast around 5 mph in the afternoon.

Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 64. East wind around 5 mph becoming calm in the evening.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 93. Calm wind becoming southeast around 6 mph in the morning.

10% chance of rain Friday Night Friday Night... A slight chance of showers after 1am. Mostly cloudy, with a low around 65. East wind around 6 mph becoming calm in the evening.

20% chance of thunderstorms Saturday Saturday... A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86. Light and variable wind becoming south southeast 5 to 7 mph in the morning.

20% chance of thunderstorms Saturday Night Saturday Night... A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 66. South southeast wind 3 to 6 mph.

20% chance of thunderstorms Sunday Sunday... A chance of showers and thunderstorms. Partly sunny, with a high near 84. South southwest wind 5 to 9 mph.

20% chance of thunderstorms Sunday Night Sunday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. South wind around 6 mph.

20% chance of thunderstorms Monday Monday... A chance of showers and thunderstorms. Partly sunny, with a high near 85. South wind 6 to 9 mph.

Sun Almanac for Eureka, Indiana
Sunrise: 06:32 AM
Sunset: 6:55 PM
Civil Sunrise:06:06 AM
Civil Sunset: 7:21 PM
Nautical Sunrise: 05:35 AM
Nautical Sunset: 7:52 PM
Astro Sunrise: 05:03 AM
Astro Sunset: 8:24 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.