Solarposition.org

2 places · sun position · panel angle

Solar data for the Marshall Islands

Across the 2 places in the Marshall Islands the best fixed tilt for solar panels is 6°, and flat ground gets 5.2 to 5.2 peak sun hours a day. Every number is computed for each place.

Solar power in the Marshall Islands at a glance

Averages over 2 places with climate data, for a fixed array facing south.

Best panel angle6°average, facing south
Peak sun hours5.25a day on flat ground
1 kWp makes1,516kWh a year at the best angle
Off-grid angle9°average, for the darkest month
Majuro
  • 5.25 peak sun hours a day

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

The sunniest place in the Marshall Islands is Majuro (Majuro Atoll) with 5.25 peak sun hours a day on flat ground; the least sunny is Dalap-Uliga-Dorrit with 5.25. A 1 kWp array at its best angle makes from 1,516 kWh a year in Dalap-Uliga-Dorrit to 1,516 kWh in Majuro — 1,516 kWh on average.

The best year-round tilt is 6° everywhere. Off-grid systems are sized for the darkest month and do better steeper, at 9° on average: at 70° that month brings 1.03 kWh per kWp a day in Dalap-Uliga-Dorrit and 1.03 kWh in Majuro.

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

Largest places in the Marshall Islands at a glance

PlaceLatitudeBest tiltOff-grid tiltSun hours/day (flat)
Majuro7.1° N6°9°5.25
Dalap-Uliga-Dorrit7.1° N6°9°5.25

Daylight and clock time in the Marshall Islands

In Majuro (7.1° N), the northernmost place, the longest day of the year lasts 12 h 32 min and the shortest 11 h 43 min; in Dalap-Uliga-Dorrit (7.1° N), the southernmost, 12 h 32 min and 11 h 43 min. The Marshall Islands does not use daylight saving time: the clocks stay the same all year.

Time zonePlacesUTC offsetClocks change in 2026
Pacific/Majuro2UTC+12no daylight saving time

Questions about solar in the Marshall Islands

What is the best angle for solar panels in the Marshall Islands?
Facing south, 6° everywhere — 6° on average over 2 places. Off-grid systems that must get through the darkest month do better steeper, at about 9° on average.
How many peak sun hours does the Marshall Islands get?
From 5.2 hours a day in Dalap-Uliga-Dorrit to 5.2 in Majuro on flat ground, averaged over the year; 5.2 on average.
How much electricity does 1 kWp of solar panels produce in the Marshall Islands?
About 1,516 kWh a year at the best fixed angle on average, from 1,516 kWh in Dalap-Uliga-Dorrit to 1,516 kWh in Majuro. These are long-term climate averages; a single year can be several per cent higher or lower.
Where is the sunniest place in the Marshall Islands?
Majuro (Majuro Atoll) gets the most sun of the 2 places: 5.25 peak sun hours a day on flat ground, so 1 kWp there makes about 1,516 kWh a year.
Does the Marshall Islands use daylight saving time?
The Marshall Islands does not use daylight saving time: the clocks stay the same all year.
How long is the longest day in the Marshall Islands?
12 h 32 min in Majuro; the shortest day lasts 11 h 43 min in Majuro.

All places in the Marshall Islands