Peak Sun Hours in Bauchi, Bauchi, Nigeria
- Solar zone
- Zone 4 (excellent)
- Best month
- March (6.3)
- Worst month
- August (5.1)
- Climate
- Tropical · 26.6°C
Monthly solar breakdown
| Month | GHI | Clear-sky | DNI | DHI | Temp °C | Humid % |
|---|---|---|---|---|---|---|
| Jan | 5.75 | 5.95 | 4.56 | 2.43 | 22.9 | 21 |
| Feb | 5.93 | 6.21 | 3.72 | 2.92 | 26.3 | 18 |
| Mar | 6.28 | 6.70 | 3.36 | 3.21 | 29.4 | 19 |
| Apr | 6.22 | 7.03 | 3.27 | 3.11 | 31.0 | 38 |
| May | 5.97 | 7.07 | 3.37 | 2.83 | 30.0 | 55 |
| Jun | 5.82 | 6.88 | 3.28 | 2.76 | 28.2 | 63 |
| Jul | 5.42 | 6.99 | 2.84 | 2.63 | 26.3 | 72 |
| Aug | 5.11 | 7.12 | 2.43 | 2.61 | 24.8 | 81 |
| Sep | 5.58 | 6.98 | 3.15 | 2.64 | 25.2 | 79 |
| Oct | 5.91 | 6.63 | 4.11 | 2.52 | 26.4 | 64 |
| Nov | 6.04 | 6.29 | 5.45 | 2.13 | 25.6 | 37 |
| Dec | 5.76 | 5.92 | 5.40 | 2.05 | 23.1 | 27 |
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 5.11 kWh/m²/day, 0.77 system efficiency.
About solar in Bauchi
Bauchi, Nigeria has a warm, tropical climate with a distinct wet and dry season. Its annual peak sun hours average 5.82 kWh/m²/day, a excellent solar resource by global standards.
The strongest month in Bauchi is March (spring) at 6.28 kWh/m²/day, and the weakest is August (summer) at 5.11 kWh/m²/day. When sizing a year-round off-grid system, it's standard practice to design against the August value rather than the annual average — otherwise the battery bank runs low during the darkest weeks.
Bauchi'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 Bauchi?
- Bauchi averages 5.82 peak sun hours per day annually, ranging from 5.11 in August to 6.28 in March.
- How many solar panels do I need in Bauchi?
- Panel count depends on your daily load. At Bauchi's annual average of 5.82 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 Bauchi?
- Sizing against Bauchi's worst month (August, 5.11 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 Bauchi's solar resource compare globally?
- Bauchi sits in solar zone 4 out of 5 (where 5 is strongest) at 5.82 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 Bauchi?
- Bauchi's dry-season output peaks at 6.28 kWh/m²/day in March; the wet season drops it to 5.11 in August. That ~20% swing is a key sizing consideration.
- Can solar panels survive tropical storms in Bauchi?
- Most tier-1 PV panels are rated for 140+ mph wind loads; mounting hardware usually fails first. In cyclone-prone regions like Nigeria, specify IEC 61215-certified panels and anchor-bolt mounts rather than ballasted.
- What's the dry-to-wet output gap in Bauchi?
- Bauchi swings from 6.28 kWh/m²/day in March (dry) to 5.11 in August (wet) — roughly 20%. Year-round off-grid systems must size against the wet-season minimum.