30th parallel north
The 30th parallel north is a circle of latitude that is 30 degrees north of the Earth's equatorial plane. It stands one-third of the way between the equator and the North Pole and crosses Africa, Asia, the Pacific Ocean, North America and the Atlantic Ocean.
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It is the approximate southern border of the horse latitudes in the Northern Hemisphere, meaning that much of the land area touching the 30th parallel is arid or semi-arid. If there is a source of wind from a body of water the area would more likely be subtropical.
At this latitude the sun is visible for 14 hours, 5 minutes during the summer solstice and 10 hours, 13 minutes during the winter solstice. At this latitude the nighttime duration lasts 9 hours, 55 minutes during the summer solstice and 13 hours, 47 minutes during the winter solstice.[1] On 21 June, the maximum altitude of the sun is 83.44 degrees and 36.56 degrees on 21 December.
At this latitude:
- One degree of longitude = 96.49 km or 59.95 mi
- One minute of longitude = 1.61 km or 1.00 mi
- One second of longitude = 26.80 m or 87.93 ft
Around the world
Starting at the Prime Meridian and heading eastwards, the parallel 30° north passes through:
See also
- 29th parallel north
- 31st parallel north
- 30th parallel south
- Subtropical ridge
References
- "Duration of Daylight/Darkness Table for One Year". aa.usno.navy.mil. Retrieved 21 March 2018.
- https://www.google.com/maps/place/30°00%2700.0%22N+90°05%2700.0%22W
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