When the Sun Refuses to Set

Midnight sun occurs from approximately 65°44' to 90° latitude. Due to refraction, it does not stop exactly at the polar circle.

Refraction lets midnight sun appear 90 km outside the polar circle. Light does the bending so you do not have to.

Fairbanks baseball players have batted in twilight since 1906.

Earth's axis is tilted about 23 degrees. That tilt keeps the Sun visible above the horizon in summer.

Murmansk has a population of 270,000. It experiences midnight sun from 22 May to 22 July, lasting 62 days.

Saint Petersburg has White Nights from about 11 June to 1 July. The last 10 days are celebrated with cultural events.

In Svalbard, there is no sunset from approximately 19 April to 23 August.

At Utqiagvik, polar day lasts 84 days while polar night lasts only 68 days. Northern Hemisphere gets more daylight.