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Solar data for the Comoros

Across the 3 places in the Comoros the best fixed tilt for solar panels runs from 12° in Moroni to 13° in Moutsamoudou, and flat ground gets 5.9 to 5.9 peak sun hours a day. Every number is computed for each place.

Solar power in the Comoros at a glance

Averages over 3 places with climate data, for a fixed array facing north.

Best panel angle13°average, facing north
Peak sun hours5.87a day on flat ground
1 kWp makes1,734kWh a year at the best angle
Off-grid angle11°average, for the darkest month
MoroniMoutsamoudou (most sun)
  • 5.85–5.86
  • 5.86–5.86
  • 5.86–5.87
  • 5.87–5.87
  • 5.87–5.88

Peak sun hours a day on flat ground. Each dot is one place.

The sunniest place in the Comoros is Moutsamoudou (Anjouan) with 5.88 peak sun hours a day on flat ground; the least sunny is Moroni with 5.85. A 1 kWp array at its best angle makes from 1,726 kWh a year in Moroni to 1,739 kWh in Moutsamoudou — 1,734 kWh on average.

The best year-round tilt runs from 12° in Moroni to 13° in Moutsamoudou. Off-grid systems are sized for the darkest month and do better steeper, at 11° on average: at 70° that month brings 1.20 kWh per kWp a day in Moroni and 1.25 kWh in Fomboni.

Size an off-grid system or open any place below for its sun path, monthly table and tilt curve.

Largest places in the Comoros at a glance

PlaceLatitudeBest tiltOff-grid tiltSun hours/day (flat)
Moroni11.7° S12°11°5.85
Moutsamoudou12.2° S13°10°5.88
Fomboni12.3° S13°11°5.87

Daylight and clock time in the Comoros

In Moroni (11.7° S), the northernmost place, the longest day of the year lasts 12 h 49 min and the shortest 11 h 26 min; in Fomboni (12.3° S), the southernmost, 12 h 51 min and 11 h 24 min. The Comoros does not use daylight saving time: the clocks stay the same all year.

Time zonePlacesUTC offsetClocks change in 2026
Indian/Comoro3UTC+3no daylight saving time

Questions about solar in the Comoros

What is the best angle for solar panels in the Comoros?
Facing north, between 12° and 13° depending on the place — 13° on average over 3 places. Off-grid systems that must get through the darkest month do better steeper, at about 11° on average.
How many peak sun hours does the Comoros get?
From 5.9 hours a day in Moroni to 5.9 in Moutsamoudou on flat ground, averaged over the year; 5.9 on average.
How much electricity does 1 kWp of solar panels produce in the Comoros?
About 1,734 kWh a year at the best fixed angle on average, from 1,726 kWh in Moroni to 1,739 kWh in Moutsamoudou. These are long-term climate averages; a single year can be several per cent higher or lower.
Where is the sunniest place in the Comoros?
Moutsamoudou (Anjouan) gets the most sun of the 3 places: 5.88 peak sun hours a day on flat ground, so 1 kWp there makes about 1,739 kWh a year.
Does the Comoros use daylight saving time?
The Comoros does not use daylight saving time: the clocks stay the same all year.
How long is the longest day in the Comoros?
12 h 51 min in Fomboni; the shortest day lasts 11 h 24 min in Fomboni.

All places in the Comoros

Grande Comore

Mohéli