Sunrise and Sunset times in Mason City, United States 
Today:
 Sunrise: 07:41:51
|
 Sunset: 17:02:01
|
Day Length: 9h 20m 10s
Time zone: America/Chicago, UTC -6 h.
Latitude: 43.1487, Longitude: -93.1998
Mason City
Iowa, United States 
26 457 people
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2026-Jan-01, Thursday | 07:44:31 | 12:16:29 | 16:48:27 | 9h 3m 56s |
| 2026-Jan-02, Friday | 07:44:34 | 12:16:57 | 16:49:20 | 9h 4m 46s |
| 2026-Jan-03, Saturday | 07:44:33 | 12:17:24 | 16:50:16 | 9h 5m 43s |
| 2026-Jan-04, Sunday | 07:44:31 | 12:17:52 | 16:51:13 | 9h 6m 42s |
| 2026-Jan-05, Monday | 07:44:26 | 12:18:18 | 16:52:11 | 9h 7m 45s |
| 2026-Jan-06, Tuesday | 07:44:18 | 12:18:45 | 16:53:11 | 9h 8m 53s |
| 2026-Jan-07, Wednesday | 07:44:08 | 12:19:11 | 16:54:13 | 9h 10m 5s |
| 2026-Jan-08, Thursday | 07:43:56 | 12:19:36 | 16:55:16 | 9h 11m 20s |
| 2026-Jan-09, Friday | 07:43:41 | 12:20:01 | 16:56:20 | 9h 12m 39s |
| 2026-Jan-10, Saturday | 07:43:24 | 12:20:25 | 16:57:26 | 9h 14m 2s |
| 2026-Jan-11, Sunday | 07:43:04 | 12:20:49 | 16:58:33 | 9h 15m 29s |
| 2026-Jan-12, Monday | 07:42:42 | 12:21:12 | 16:59:41 | 9h 16m 59s |
| 2026-Jan-13, Tuesday | 07:42:18 | 12:21:34 | 17:00:51 | 9h 18m 33s |
| 2026-Jan-14, Wednesday | 07:41:51 | 12:21:56 | 17:02:01 | 9h 20m 10s |
| 2026-Jan-15, Thursday | 07:41:22 | 12:22:17 | 17:03:13 | 9h 21m 51s |
| 2026-Jan-16, Friday | 07:40:51 | 12:22:38 | 17:04:25 | 9h 23m 34s |
| 2026-Jan-17, Saturday | 07:40:17 | 12:22:58 | 17:05:38 | 9h 25m 21s |
| 2026-Jan-18, Sunday | 07:39:41 | 12:23:17 | 17:06:52 | 9h 27m 11s |
| 2026-Jan-19, Monday | 07:39:03 | 12:23:35 | 17:08:07 | 9h 29m 4s |
| 2026-Jan-20, Tuesday | 07:38:23 | 12:23:53 | 17:09:23 | 9h 31m 0s |
| 2026-Jan-21, Wednesday | 07:37:40 | 12:24:09 | 17:10:39 | 9h 32m 59s |
| 2026-Jan-22, Thursday | 07:36:55 | 12:24:26 | 17:11:56 | 9h 35m 1s |
| 2026-Jan-23, Friday | 07:36:09 | 12:24:41 | 17:13:13 | 9h 37m 4s |
| 2026-Jan-24, Saturday | 07:35:20 | 12:24:55 | 17:14:31 | 9h 39m 11s |
| 2026-Jan-25, Sunday | 07:34:29 | 12:25:09 | 17:15:49 | 9h 41m 20s |
| 2026-Jan-26, Monday | 07:33:36 | 12:25:22 | 17:17:08 | 9h 43m 32s |
| 2026-Jan-27, Tuesday | 07:32:41 | 12:25:34 | 17:18:27 | 9h 45m 46s |
| 2026-Jan-28, Wednesday | 07:31:44 | 12:25:46 | 17:19:47 | 9h 48m 3s |
| 2026-Jan-29, Thursday | 07:30:46 | 12:25:56 | 17:21:07 | 9h 50m 21s |
| 2026-Jan-30, Friday | 07:29:45 | 12:26:06 | 17:22:27 | 9h 52m 42s |
| 2026-Jan-31, Saturday | 07:28:43 | 12:26:15 | 17:23:47 | 9h 55m 4s |
Day length in Mason City during the year on the chart:
Mason City on United States map:
Locations in the same time zone America/Chicago
Chicago (Illinois), Dallas (Texas), Houston (Texas), Minneapolis (Minnesota), St. Louis (Missouri), San Antonio (Texas), Austin (Texas), Kansas City (Missouri), Montevideo (Montevideo), Milwaukee (Wisconsin), Prague (Praha, Hlavní Město), Nashville (Tennessee), Memphis (Tennessee), New Orleans (Louisiana), Oklahoma City (Oklahoma), Fort Worth (Texas), Omaha (Nebraska), McAllen (Texas), Birmingham (Alabama), Tulsa (Oklahoma), Baton Rouge (Louisiana), Wichita (Kansas), Des Moines (Iowa), Little Rock (Arkansas), Denton (Texas), Madison (Wisconsin), Arlington (Texas), Pensacola (Florida), Fayetteville (Arkansas), Corpus Christi (Texas)
Largest populated areas in United States
New York (New York), Los Angeles (California), Chicago (Illinois), Miami (Florida), Dallas (Texas), Philadelphia (Pennsylvania), Houston (Texas), Washington (District of Columbia), Atlanta (Georgia), Boston (Massachusetts), Phoenix (Arizona), Seattle (Washington), San Francisco (California), Detroit (Michigan), San Diego (California), Minneapolis (Minnesota), Tampa (Florida), Denver (Colorado), Brooklyn (New York), Queens (New York), Baltimore (Maryland), Riverside (California), St. Louis (Missouri), Las Vegas (Nevada), Portland (Oregon), San Antonio (Texas), Sacramento (California), San Jose (California), Orlando (Florida), Cleveland (Ohio)
Countries closest to United States
*Calculation of distances from capital to capital
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