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106 places · sun position · panel angle

Solar data for Madagascar

Across the 106 places in Madagascar the best fixed tilt for solar panels runs from 13° in Antsiranana to 25° in Ampanihy, and flat ground gets 4.9 to 6.2 peak sun hours a day. Every number is computed for each place.

Solar power in Madagascar at a glance

Averages over 106 places with climate data, for a fixed array facing north.

Best panel angle19°average, facing north
Peak sun hours5.55a day on flat ground
1 kWp makes1,713kWh a year at the best angle
Off-grid angle26°average, for the darkest month
AntananarivoBeroroha (most sun)
  • 4.90–5.16
  • 5.16–5.41
  • 5.41–5.66
  • 5.66–5.91
  • 5.91–6.17

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

The sunniest places in Madagascar, with 6.17 peak sun hours a day on flat ground, are Beroroha and one other place; the least sunny is Soanierana Ivongo with 4.90. A 1 kWp array at its best angle makes from 1,477 kWh a year in Soanierana Ivongo to 1,937 kWh in Beroroha — 1,713 kWh on average.

The best year-round tilt runs from 13° in Antsiranana to 25° in Ampanihy. Off-grid systems are sized for the darkest month and do better steeper, at 26° on average: at 70° that month brings 1.25 kWh per kWp a day in Antsiranana and 2.24 kWh in Tsiombe.

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

Sunniest places in Madagascar

Ranked by peak sun hours on flat ground: the yearly average of a day's sunshine energy (NASA POWER climatology). Output: 1 kWp at its best year-round angle.

RankPlaceRegionSun hours/daykWh per kWp a yearBest tilt
1BerorohaAtsimo-Andrefana6.171,93723°
1MorombeAtsimo-Andrefana6.171,90922°
3ToliaraAtsimo-Andrefana6.141,92123°
4Belo sur TsiribihinaMenabe6.131,88321°
5MorondavaMenabe6.111,88121°
6Ambato BoenyBoeny6.061,84919°
7BetiokyAtsimo-Andrefana6.041,90824°
7AnkazoaboAtsimo-Andrefana6.041,90724°
7MiandrivazoMenabe6.051,87421°
7MaevatananaBetsiboka6.041,85419°

Least sunny places in Madagascar

RankPlaceRegionSun hours/daykWh per kWp a yearBest tilt
102DidyAlaotra Mangoro4.951,51215°
103MananaraAnalanjirofo4.951,49014°
103MaroantsetraAnalanjirofo4.941,48713°
105VohipahoAtsimo-Atsinanana4.931,52821°
106Soanierana IvongoAnalanjirofo4.901,47714°

Solar by region in Madagascar

Averages of the places in each region, sunniest first. Darkest month: what 1 kWp of off-grid panels at 70° makes a day in the worst month of the year.

RegionPlacesSun hours/daykWh per kWp a yearBest tiltDarkest month at 70°Sunniest place
Menabe36.091,87921°1.75 kWhBelo sur Tsiribihina
Atsimo-Andrefana86.071,90824°2.02 kWhBeroroha
Boeny55.991,82219°1.54 kWhAmbato Boeny
Bongolava25.951,86621°1.73 kWhFenoarivo Be
Betsiboka25.951,82819°1.61 kWhMaevatanana
Melaky25.931,81520°1.67 kWhMaintirano
Androy55.821,84124°2.19 kWhBekily
Sofia65.811,76117°1.51 kWhBoriziny
Diana65.781,73015°1.36 kWhHell-Ville
Ihorombe25.741,81623°2.01 kWhIhosy
Itasy35.701,79520°1.77 kWhSoavinandriana
Anosy35.641,78523°2.15 kWhBetroka
Upper Matsiatra35.641,77622°1.95 kWhIkalamavony
Vakinankaratra75.631,77920°1.80 kWhMiandrarivo
Amoron'i Mania35.481,72820°1.89 kWhAmbatofinandrahana
Analamanga105.461,70418°1.77 kWhAnkazobe
Sava55.291,58713°1.48 kWhIharan̈a
Vatovavy Region45.141,57419°1.93 kWhMananjary
Alaotra Mangoro65.121,56816°1.72 kWhAmparafaravola
Fitovinany Region45.111,57820°2.00 kWhManakara
Atsinanana65.111,55316°1.78 kWhMahanoro
Atsimo-Atsinanana45.031,56021°2.03 kWhVondrozo
Analanjirofo74.991,50614°1.64 kWhAmbodifotatra

Largest places in Madagascar at a glance

PlaceLatitudeBest tiltOff-grid tiltSun hours/day (flat)
Antananarivo18.9° S19°24°5.49
Toamasina18.1° S15°37°5.10
Antsirabe19.9° S21°21°5.63
Mahajanga15.7° S18°8°5.97
Fianarantsoa21.5° S21°29°5.44
Toliara23.4° S23°29°6.14
Antsiranana12.3° S13°12°5.73
Sambava14.3° S13°27°5.35
Imerintsiatosika19.0° S19°22°5.59
Antalaha14.9° S13°31°5.24
Tôlanaro25.0° S23°40°5.42
Antanifotsy19.7° S20°23°5.49
Ambovombe25.2° S24°37°5.68
Ambilobe13.2° S14°11°5.71
Ambanja13.7° S16°8°5.83
Moramanga18.9° S17°34°5.04
Antsalova18.7° S20°15°5.90
Morondava20.3° S21°20°6.11
Hell-Ville13.4° S16°8°5.88
Ivato18.8° S19°23°5.54

Daylight and clock time in Madagascar

In Antsiranana (12.3° S), the northernmost place, the longest day of the year lasts 12 h 51 min and the shortest 11 h 24 min; in Tsiombe (25.3° S), the southernmost, 13 h 43 min and 10 h 34 min. Madagascar does not use daylight saving time: the clocks stay the same all year.

Time zonePlacesUTC offsetClocks change in 2026
Indian/Antananarivo106UTC+3no daylight saving time

Questions about solar in Madagascar

What is the best angle for solar panels in Madagascar?
Facing north, between 13° and 25° depending on the place — 19° on average over 106 places. Off-grid systems that must get through the darkest month do better steeper, at about 26° on average.
How many peak sun hours does Madagascar get?
From 4.9 hours a day in Soanierana Ivongo to 6.2 in Beroroha on flat ground, averaged over the year; 5.5 on average.
How much electricity does 1 kWp of solar panels produce in Madagascar?
About 1,713 kWh a year at the best fixed angle on average, from 1,477 kWh in Soanierana Ivongo to 1,937 kWh in Beroroha. These are long-term climate averages; a single year can be several per cent higher or lower.
Where is the sunniest place in Madagascar?
Beroroha (Atsimo-Andrefana) and 1 other place share the most sun of the 106 places: 6.17 peak sun hours a day on flat ground. 1 kWp in Beroroha makes about 1,937 kWh a year.
Does Madagascar use daylight saving time?
Madagascar does not use daylight saving time: the clocks stay the same all year.
How long is the longest day in Madagascar?
13 h 43 min in Tsiombe; the shortest day lasts 10 h 34 min in Tsiombe.

All places in Madagascar

Ihorombe