Sunrise and Sunset times in Vienna, United States

Vienna United States Daily sun schedule, day length and annual chart
☀️ Local time
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Sunrise
Today sunrise
06:34:50
Sunset
Today sunset
20:22:27
🌤️
Day length
13h 47m 37s
City
Vienna
Region / Country
South Dakota, United States
Time zone
America/Chicago, UTC -5 h.
Population
44 people
Latitude
44.7032
Longitude
-97.5

Select month and year

Date Sunrise Solar Noon Sunset Day length
2026-Apr-01, Wednesday 07:10:02 13:33:46 19:57:30 12h 47m 28s
2026-Apr-02, Thursday 07:08:12 13:33:28 19:58:45 12h 50m 33s
2026-Apr-03, Friday 07:06:22 13:33:11 20:00:00 12h 53m 38s
2026-Apr-04, Saturday 07:04:32 13:32:54 20:01:15 12h 56m 43s
2026-Apr-05, Sunday 07:02:43 13:32:36 20:02:30 12h 59m 47s
2026-Apr-06, Monday 07:00:54 13:32:19 20:03:45 13h 2m 51s
2026-Apr-07, Tuesday 06:59:05 13:32:02 20:05:00 13h 5m 55s
2026-Apr-08, Wednesday 06:57:17 13:31:46 20:06:15 13h 8m 58s
2026-Apr-09, Thursday 06:55:30 13:31:30 20:07:30 13h 12m 0s
2026-Apr-10, Friday 06:53:43 13:31:14 20:08:44 13h 15m 1s
2026-Apr-11, Saturday 06:51:56 13:30:58 20:09:59 13h 18m 3s
2026-Apr-12, Sunday 06:50:10 13:30:42 20:11:14 13h 21m 4s
2026-Apr-13, Monday 06:48:25 13:30:27 20:12:29 13h 24m 4s
2026-Apr-14, Tuesday 06:46:41 13:30:12 20:13:44 13h 27m 3s
2026-Apr-15, Wednesday 06:44:57 13:29:58 20:14:59 13h 30m 2s
2026-Apr-16, Thursday 06:43:14 13:29:44 20:16:13 13h 32m 59s
2026-Apr-17, Friday 06:41:31 13:29:30 20:17:28 13h 35m 57s
2026-Apr-18, Saturday 06:39:50 13:29:16 20:18:43 13h 38m 53s
2026-Apr-19, Sunday 06:38:09 13:29:03 20:19:58 13h 41m 49s
2026-Apr-20, Monday 06:36:29 13:28:51 20:21:13 13h 44m 44s
2026-Apr-21, Tuesday 06:34:50 13:28:39 20:22:27 13h 47m 37s
2026-Apr-22, Wednesday 06:33:12 13:28:27 20:23:42 13h 50m 30s
2026-Apr-23, Thursday 06:31:35 13:28:16 20:24:57 13h 53m 22s
2026-Apr-24, Friday 06:29:59 13:28:05 20:26:11 13h 56m 12s
2026-Apr-25, Saturday 06:28:24 13:27:55 20:27:26 13h 59m 2s
2026-Apr-26, Sunday 06:26:50 13:27:45 20:28:40 14h 1m 50s
2026-Apr-27, Monday 06:25:17 13:27:36 20:29:54 14h 4m 37s
2026-Apr-28, Tuesday 06:23:46 13:27:27 20:31:08 14h 7m 22s
2026-Apr-29, Wednesday 06:22:15 13:27:19 20:32:22 14h 10m 7s
2026-Apr-30, Thursday 06:20:46 13:27:11 20:33:36 14h 12m 50s

Day length in Vienna during the year on the chart

Vienna on United States map

Daylight Hours FAQ: 10 Most Googled Questions Answered

Daylight hours refer to the period between sunrise and sunset. This duration changes throughout the year based on season and geographic location.

Earth's 23.5° axial tilt causes uneven sunlight distribution. Your hemisphere receives less direct sunlight in winter (shorter days) and more in summer (longer days).

Northern Hemisphere: June 20-22 (summer solstice).

Southern Hemisphere: December 21-23.

Near polar circles, the sun doesn't set for 24 hours.

Northern Hemisphere: December 21-22 (winter solstice).

Southern Hemisphere: June 20-21.

The closer to poles, the more extreme variations:

  • Equator: ~12-hour days year-round
  • Polar regions: Midnight sun/polar nights occur

Miami's lower latitude means:

  • Winter days are longer than NY's
  • Summer days are slightly shorter

During equinoxes:

  • Spring: March 20-21
  • Fall: September 22-23

Most rapid change near equinoxes: 2-4 minutes daily.

Slowest change near solstices: <1 minute daily.

Reliable tools:

  • Timeanddate.com
  • SunCalc.org
  • Photographer's Ephemeris app

Yes. Reduced winter sunlight may cause:

  • Seasonal Affective Disorder (SAD)
  • Vitamin D deficiency

Solution: Light therapy lamps & midday walks