Dark Sky Odds

Stargazing at Møn: when is the sky clear and dark?

March is the best month for stargazing at Møn: on average 30 clear, moonless hours of full darkness, and 21% of nights have at least two of them (ERA5, 2006–2025). The darkest spot we found there is darker than 80% of Europe’s land (NASA VIIRS 2025).

Data updated: 31 December 2025 · Sources and licences

Calculated 5 November 2026 · cloud cover ERA5 2006–2025 · night lights NASA VIIRS 2025

International Dark Sky Park · Denmark · DarkSky International

MarchBest month
189Clear moonless dark hours a year
80%darker than … of Europe’s land
21%Nights with ≥ 2 such hours (March)

Month by month

MonthNights with ≥ 2 such hoursClear moonless dark hoursMoonless dark hoursOf them clear
January12%1918710%
February15%2014414%
March21%3012424%
April22%247234%
May2%2638%
June0%00—
July0%00—
August9%115121%
September18%2310921%
October16%2515216%
November14%2016812%
December10%151978%

No astronomical darkness (June, July): the Sun stays above −18° all night.

Climate, not a forecast: these are shares of past nights (ERA5 reanalysis, 2006–2025), not a prediction for a particular night. Check a forecast before you go.

Light pollution

Darker than80% of Europe’s land
Light pollutionvery dark (darkest 5–20 %)
Sky-glow index (own, VIIRS) — Darkest spot we found0.63
Sky-glow index (own, VIIRS) — at the official map point2.51
Sky-glow index (own, VIIRS) — median across the area0.93
Darkest spot we found54.958, 12.542 (map) — within the OSM boundary

Next new moons

New moonNightMoonless dark hours that nightTypical share of good nights that month
9 November 20268–9 November 202611.014%
9 December 20268–9 December 202612.210%
7 January 20277–8 January 202712.012%
6 February 20276–7 February 202710.715%
8 March 20277–8 March 20278.821%
6 April 20276–7 April 20276.022%
6 May 20275–6 May 20271.52%
4 June 20274–5 June 20270.00%
4 July 20273–4 July 20270.00%
2 August 20271–2 August 20270.09%
31 August 202731 August 2027 – 1 September 20275.59%
30 September 202729–30 September 20278.218%

Hours with the Sun below −18° and the Moon below the horizon, on the night of the new moon, at the darkest spot.

Meteor showers

ShowerPeak nightChance of a clear peak nightMoon litMoonless dark hours (Sun < −12°)Radiant max. height
Leonids17–18 November 202630%55%7.057°
Geminids *13–14 December 202615%20%11.268°
Geminids *14–15 December 202615%28%9.868°
Quadrantids3–4 January 202732%13%13.074°
Lyrids22–23 April 202758%95%1.367°
Eta Aquariids *5–6 May 202740%0%5.05°
Eta Aquariids *6–7 May 202742%0%4.86°
Perseids *12–13 August 202730%84%3.366°
Perseids *13–14 August 202730%90%2.266°
Orionids21–22 October 202720%59%2.751°
Leonids *17–18 November 202730%82%1.257°
Leonids *18–19 November 202732%73%2.757°
Geminids14–15 December 202715%98%0.068°

* The peak falls in daylight in Europe, so both neighbouring nights are shown.

Clear peak night: at least 2 hours with ≤ 20 % cloud while the Sun is below −12°, on the same calendar night ± 1 in 2006–2025.

How we calculate