Sunrise and Sunset times in Lock Haven, United States 
Today:
 Sunrise: 07:33:45
|
 Sunset: 17:02:37
|
Day Length: 9h 28m 52s
Time zone: America/New_York, UTC -5 h.
Latitude: 41.1365, Longitude: -77.4521
Lock Haven
Pennsylvania, United States 
16 855 people
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2026-Jan-01, Thursday | 07:35:03 | 12:13:28 | 16:51:54 | 9h 16m 51s |
| 2026-Jan-02, Friday | 07:35:07 | 12:13:56 | 16:52:45 | 9h 17m 38s |
| 2026-Jan-03, Saturday | 07:35:09 | 12:14:24 | 16:53:38 | 9h 18m 29s |
| 2026-Jan-04, Sunday | 07:35:09 | 12:14:51 | 16:54:33 | 9h 19m 24s |
| 2026-Jan-05, Monday | 07:35:07 | 12:15:18 | 16:55:29 | 9h 20m 22s |
| 2026-Jan-06, Tuesday | 07:35:02 | 12:15:44 | 16:56:27 | 9h 21m 25s |
| 2026-Jan-07, Wednesday | 07:34:55 | 12:16:10 | 16:57:25 | 9h 22m 30s |
| 2026-Jan-08, Thursday | 07:34:45 | 12:16:35 | 16:58:25 | 9h 23m 40s |
| 2026-Jan-09, Friday | 07:34:34 | 12:17:00 | 16:59:27 | 9h 24m 53s |
| 2026-Jan-10, Saturday | 07:34:20 | 12:17:25 | 17:00:29 | 9h 26m 9s |
| 2026-Jan-11, Sunday | 07:34:04 | 12:17:48 | 17:01:33 | 9h 27m 29s |
| 2026-Jan-12, Monday | 07:33:45 | 12:18:11 | 17:02:37 | 9h 28m 52s |
| 2026-Jan-13, Tuesday | 07:33:25 | 12:18:34 | 17:03:43 | 9h 30m 18s |
| 2026-Jan-14, Wednesday | 07:33:02 | 12:18:56 | 17:04:50 | 9h 31m 48s |
| 2026-Jan-15, Thursday | 07:32:37 | 12:19:17 | 17:05:57 | 9h 33m 20s |
| 2026-Jan-16, Friday | 07:32:09 | 12:19:37 | 17:07:06 | 9h 34m 57s |
| 2026-Jan-17, Saturday | 07:31:40 | 12:19:57 | 17:08:15 | 9h 36m 35s |
| 2026-Jan-18, Sunday | 07:31:08 | 12:20:16 | 17:09:25 | 9h 38m 17s |
| 2026-Jan-19, Monday | 07:30:34 | 12:20:35 | 17:10:35 | 9h 40m 1s |
| 2026-Jan-20, Tuesday | 07:29:58 | 12:20:52 | 17:11:46 | 9h 41m 48s |
| 2026-Jan-21, Wednesday | 07:29:21 | 12:21:09 | 17:12:58 | 9h 43m 37s |
| 2026-Jan-22, Thursday | 07:28:41 | 12:21:25 | 17:14:10 | 9h 45m 29s |
| 2026-Jan-23, Friday | 07:27:59 | 12:21:41 | 17:15:23 | 9h 47m 24s |
| 2026-Jan-24, Saturday | 07:27:14 | 12:21:55 | 17:16:36 | 9h 49m 22s |
| 2026-Jan-25, Sunday | 07:26:28 | 12:22:09 | 17:17:50 | 9h 51m 22s |
| 2026-Jan-26, Monday | 07:25:41 | 12:22:22 | 17:19:04 | 9h 53m 23s |
| 2026-Jan-27, Tuesday | 07:24:51 | 12:22:34 | 17:20:18 | 9h 55m 27s |
| 2026-Jan-28, Wednesday | 07:23:59 | 12:22:46 | 17:21:32 | 9h 57m 33s |
| 2026-Jan-29, Thursday | 07:23:06 | 12:22:56 | 17:22:47 | 9h 59m 41s |
| 2026-Jan-30, Friday | 07:22:10 | 12:23:06 | 17:24:02 | 10h 1m 52s |
| 2026-Jan-31, Saturday | 07:21:13 | 12:23:15 | 17:25:17 | 10h 4m 4s |
Day length in Lock Haven during the year on the chart:
Lock Haven on United States map:
Locations in the same time zone America/New_York
New York (New York), Miami (Florida), Philadelphia (Pennsylvania), Washington (District of Columbia), Atlanta (Georgia), Boston (Massachusetts), Tampa (Florida), Brooklyn (New York), Queens (New York), Baltimore (Maryland), Orlando (Florida), Cleveland (Ohio), Pittsburgh (Pennsylvania), Cincinnati (Ohio), Manhattan (New York), Columbus (Ohio), Virginia Beach (Virginia), Charlotte (North Carolina), Bronx (New York), Providence (Rhode Island), Jacksonville (Florida), Richmond (Virginia), Raleigh (North Carolina), Louisville (Kentucky), Bridgeport (Connecticut), Buffalo (New York), Hartford (Connecticut), Dayton (Ohio), Rochester (New York), Sarasota (Florida)
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