Lightest Cities in United Kingdom

Cities ranked by lowest overall stargazing score (current) United Kingdom

Stargazing rankings for 31 cities across United Kingdom. Cities are sorted by current overall score (sky darkness, moon, weather, and viewing window).

Lightest Skies in United Kingdom

The lightest skies in United Kingdom right now are in Manchester (41), followed by Glasgow (43), Bristol (44). Currently, 0 out of 31 monitored cities in United Kingdom have a stargazing score below 40.

Understanding Sky Darkness Score

80-100

Excellent

Very dark skies with minimal artificial light. Ideal for deep-sky observation.

70-79

Good

Dark skies suitable for most stargazing. Some distant glow may be visible.

40-69

Moderate

Noticeable sky glow from nearby towns. Brighter objects remain visible.

20-39

Poor

Strong light pollution limits visibility of fainter stars and the Milky Way.

0-19

Severe

Heavy urban sky glow. Only the brightest stars and planets are easy to see.

The sky darkness score runs from 0 to 100. Higher scores mean darker skies with less artificial light at night. Lower scores indicate brighter, more light-polluted skies.

Source: Light pollution research datasets

Last updated: 20 Sep 14:58

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Metric (°C, km/h)