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Eureka, MT, USA — Sunrise, Sunset, and Moon Times for Today

Moon: 96.8%
Waning Gibbous
Current Time: Dec 6, 2025 at 2:04:01 am
Sunrise Today: 8:18 am 125° Southeast
Sunset Today: 4:43 pm 235° Southwest
Moonrise Today: 6:20 pm 47° Northeast
Moonset Today: 10:47 am 314° Northwest
Daylight Hours: 8 hours, 25 minutes (-1m 23s)
Location of EurekaLocation

Today's Sun Position in Eureka

Time:2:04 am
Altitude:-57.9°
Direction:43° NE
Phase:Night

Day length today: 8h 24m 53s (Dec 6, 2025)

1 minute, 23 seconds shorter than yesterday (Dec 5, 2025)

10 minutes, 16 seconds longer than winter solstice (Dec 21, 2024)

7 hours, 46 minutes shorter than summer solstice (Jun 20, 2025)

Night, Twilight, and Daylight Times in Eureka Today

12 am
2 am
4 am
6 am
8 am
10 am
12 pm
2 pm
4 pm
6 pm
8 pm
10 pm
Night12:00 am – 6:23 am
Astro. Twilight6:23 am – 7:02 am
Nautical Twilight7:02 am – 7:42 am
Civil Twilight7:42 am – 8:18 am
Daylight8:18 am – 4:43 pm
Civil Twilight4:43 pm – 5:20 pm
Nautical Twilight5:20 pm – 6:00 pm
Astro. Twilight6:00 pm – 6:38 pm
Night6:38 pm – 11:59 pm

Sun in Eureka - Next 7 Days

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2025Sunrise/SunsetDaylengthSolar Noon
DecSunriseSunsetLengthDiff.TimeMil. mi
Dec 68:18 am4:43 pm8:24:53−1:2312:31 pm (18.6°)91.585
Dec 78:19 am4:43 pm8:23:34−1:1812:31 pm (18.5°)91.573
Dec 88:21 am4:43 pm8:22:21−1:1312:32 pm (18.4°)91.562
Dec 98:22 am4:43 pm8:21:12−1:0812:32 pm (18.3°)91.550
Dec 108:23 am4:43 pm8:20:09−1:0312:33 pm (18.2°)91.540
Dec 118:24 am4:43 pm8:19:11−0:5812:33 pm (18.1°)91.530
Dec 128:24 am4:43 pm8:18:18−0:5212:34 pm (18.0°)91.520
* All times are local time for Eureka. They take into account refraction. Dates are based on the Gregorian calendar.

See full month's Sun


Today's Moon in Eureka

Year 2025 Moon Phases

Moon in Eureka - Next 7 days

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2025Moonrise/MoonsetMeridian Passing
DecMoonriseMoonsetMoonriseTimeDistance (mi)Illumination
Dec 6-10:47 am6:20 pm1:58 am(68.8°)224,02296.9%
Dec 7-11:30 am7:45 pm3:03 am(66.7°)226,88491.2%
Dec 8-12:00 pm9:09 pm4:02 am(62.8°)230,53583.3%
Dec 9-12:22 pm10:29 pm4:55 am(57.6°)234,57473.9%
Dec 10-12:39 pm11:44 pm5:43 am(51.8°)238,66163.7%
Dec 11-12:53 pm-6:26 am(45.7°)242,47753.2%
Dec 1212:55 am1:06 pm-7:08 am(39.6°)245,80843.0%
* All times are local time for Eureka. They take into account refraction. Dates are based on the Gregorian calendar. Illumination is calculated at lunar noon.

See full month's Moon

Planets Visible in the Sky in Eureka This Coming Night

 Planetrise/Planetset, Sat, Dec 6, 2025
PlanetRiseSetMeridianComment
MercurySat 6:24 amSat 3:52 pmSat 11:09 amAverage visibility
VenusSat 7:39 amSat 4:19 pmSat 11:59 amSlightly difficult to see
MarsSat 9:07 amSat 5:10 pmSat 1:08 pmExtremely difficult to see
JupiterFri 7:32 pmSat 11:12 amSat 3:22 amPerfect visibility
SaturnSat 1:38 pmSun 1:05 amSat 7:21 pmGreat visibility
UranusSat 3:42 pmSun 7:01 amSat 11:21 pmAverage visibility
NeptuneSat 1:39 pmSun 1:31 amSat 7:35 pmDifficult to see
* All times are local time for Eureka.

More about the planets visible in the night sky in Eureka