Peak Sun Hours in Rasapūdipalem, Andhra Pradesh, India
- Solar zone
- Zone 4 (excellent)
- Best month
- April (6.4)
- Worst month
- December (4.2)
- Climate
- Tropical · 27.4°C
Monthly solar breakdown
| Month | GHI | Clear-sky | DNI | DHI | Temp °C | Humid % |
|---|---|---|---|---|---|---|
| Jan | 4.63 | 4.93 | 3.96 | 2.00 | 23.6 | 71 |
| Feb | 5.49 | 5.77 | 4.64 | 2.13 | 25.5 | 69 |
| Mar | 6.01 | 6.37 | 4.52 | 2.42 | 28.1 | 69 |
| Apr | 6.43 | 6.93 | 4.57 | 2.52 | 29.9 | 70 |
| May | 6.01 | 6.94 | 3.73 | 2.66 | 30.9 | 73 |
| Jun | 4.68 | 6.71 | 2.07 | 2.51 | 29.8 | 78 |
| Jul | 4.43 | 6.86 | 1.81 | 2.49 | 28.5 | 83 |
| Aug | 4.56 | 6.83 | 2.04 | 2.46 | 28.1 | 85 |
| Sep | 4.63 | 6.49 | 2.44 | 2.34 | 28.1 | 84 |
| Oct | 4.60 | 5.86 | 3.11 | 2.12 | 27.5 | 80 |
| Nov | 4.41 | 5.11 | 3.62 | 1.92 | 25.4 | 77 |
| Dec | 4.18 | 4.62 | 3.55 | 1.88 | 23.6 | 74 |
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 4.18 kWh/m²/day, 0.77 system efficiency.
About solar in Rasapūdipalem
Rasapūdipalem, India has a warm, tropical climate with a distinct wet and dry season. Its annual peak sun hours average 5.01 kWh/m²/day, a excellent solar resource by global standards.
The strongest month in Rasapūdipalem is April (spring) at 6.43 kWh/m²/day, and the weakest is December (winter) at 4.18 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.
Rasapūdipalem'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 Rasapūdipalem?
- Rasapūdipalem averages 5.01 peak sun hours per day annually, ranging from 4.18 in December to 6.43 in April.
- How many solar panels do I need in Rasapūdipalem?
- Panel count depends on your daily load. At Rasapūdipalem's annual average of 5.01 kWh/m²/day, a 5 kWh/day load needs roughly 4 × 400 W panels. Use the calculator above for your actual load.
- What size battery do I need in Rasapūdipalem?
- Sizing against Rasapūdipalem's worst month (December, 4.18 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 Rasapūdipalem's solar resource compare globally?
- Rasapūdipalem sits in solar zone 4 out of 5 (where 5 is strongest) at 5.01 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 Rasapūdipalem?
- Rasapūdipalem's dry-season output peaks at 6.43 kWh/m²/day in April; the wet season drops it to 4.18 in December. That ~45% swing is a key sizing consideration.
- Can solar panels survive tropical storms in Rasapūdipalem?
- Most tier-1 PV panels are rated for 140+ mph wind loads; mounting hardware usually fails first. In cyclone-prone regions like India, specify IEC 61215-certified panels and anchor-bolt mounts rather than ballasted.
- What's the dry-to-wet output gap in Rasapūdipalem?
- Rasapūdipalem swings from 6.43 kWh/m²/day in April (dry) to 4.18 in December (wet) — roughly 45%. Year-round off-grid systems must size against the wet-season minimum.