Peak Sun Hours in Musaffah, Abu Dhabi, United Arab Emirates
- Solar zone
- Zone 4 (excellent)
- Best month
- June (7.4)
- Worst month
- December (4.0)
- Climate
- Tropical · 28.1°C
Monthly solar breakdown
| Month | GHI | Clear-sky | DNI | DHI | Temp °C | Humid % |
|---|---|---|---|---|---|---|
| Jan | 4.20 | 4.56 | 4.54 | 1.66 | 19.9 | 65 |
| Feb | 4.99 | 5.38 | 4.57 | 2.03 | 20.6 | 64 |
| Mar | 5.86 | 6.36 | 4.55 | 2.48 | 23.1 | 62 |
| Apr | 6.60 | 7.13 | 4.52 | 2.89 | 26.9 | 58 |
| May | 7.31 | 7.56 | 5.03 | 3.02 | 30.8 | 58 |
| Jun | 7.43 | 7.61 | 4.97 | 3.13 | 32.8 | 62 |
| Jul | 6.91 | 7.17 | 3.97 | 3.29 | 34.7 | 60 |
| Aug | 6.78 | 6.98 | 4.59 | 2.91 | 35.3 | 57 |
| Sep | 6.40 | 6.54 | 5.28 | 2.40 | 33.6 | 58 |
| Oct | 5.61 | 5.72 | 5.65 | 1.87 | 30.8 | 57 |
| Nov | 4.54 | 4.76 | 5.08 | 1.62 | 26.6 | 59 |
| Dec | 3.96 | 4.24 | 4.49 | 1.56 | 22.5 | 64 |
GHI, Clear-sky, DNI, DHI in kWh/m²/day. Data: NASA POWER climatology (long-term monthly averages).
Off-grid calculator
Add appliances
- Add an appliance to size a system.
Sizing
- Daily load
- 0.00 kWh
- Panel wattage
- 0 W
- Panel count (400W modules)
- 0
- Battery bank
- 0.0 kWh
Sizing against worst-month PSH of 3.96 kWh/m²/day, 0.77 system efficiency.
About solar in Musaffah
Musaffah, United Arab Emirates has a warm, tropical climate with a distinct wet and dry season. Its annual peak sun hours average 5.88 kWh/m²/day, a excellent solar resource by global standards.
The strongest month in Musaffah is June (summer) at 7.43 kWh/m²/day, and the weakest is December (winter) at 3.96 kWh/m²/day. When sizing a year-round off-grid system, it's standard practice to design against the December value rather than the annual average — otherwise the battery bank runs low during the darkest weeks.
Musaffah's solar conditions are well within the range where off-grid PV is a straightforward engineering exercise with standard-sized arrays and lithium batteries.
FAQ
- What are the peak sun hours in Musaffah?
- Musaffah averages 5.88 peak sun hours per day annually, ranging from 3.96 in December to 7.43 in June.
- How many solar panels do I need in Musaffah?
- Panel count depends on your daily load. At Musaffah's annual average of 5.88 kWh/m²/day, a 5 kWh/day load needs roughly 3 × 400 W panels. Use the calculator above for your actual load.
- What size battery do I need in Musaffah?
- Sizing against Musaffah's worst month (December, 3.96 kWh/m²/day) with 2 days of autonomy at 80% depth of discharge, a 5 kWh/day load needs about a 12.5 kWh battery bank.
- How does Musaffah's solar resource compare globally?
- Musaffah sits in solar zone 4 out of 5 (where 5 is strongest) at 5.88 kWh/m²/day — excellent by global standards. For reference, top-tier desert sites average ~6.5 and high-latitude cities around 2.5 kWh/m²/day.
- How does the wet season affect solar generation in Musaffah?
- Musaffah's dry-season output peaks at 7.43 kWh/m²/day in June; the wet season drops it to 3.96 in December. That ~59% swing is a key sizing consideration.
- Can solar panels survive tropical storms in Musaffah?
- Most tier-1 PV panels are rated for 140+ mph wind loads; mounting hardware usually fails first. In cyclone-prone regions like United Arab Emirates, specify IEC 61215-certified panels and anchor-bolt mounts rather than ballasted.
- What's the dry-to-wet output gap in Musaffah?
- Musaffah swings from 7.43 kWh/m²/day in June (dry) to 3.96 in December (wet) — roughly 59%. Year-round off-grid systems must size against the wet-season minimum.