Negotino in North Macedonia offers a moderate to good location for solar PV energy generation, situated at latitude 41.4822° N and longitude 22.0858° E in the Northern Temperate Zone. The seasonal solar energy production varies significantly throughout the year, with substantial differences between summer and winter outputs.

Seasonal Solar Production

Solar energy generation at this location follows a predictable seasonal pattern:

• Summer: Excellent production at 7.40 kWh/day per kW installed
• Spring: Good production at 5.59 kWh/day per kW installed
• Autumn: Moderate production at 3.39 kWh/day per kW installed
• Winter: Low production at 2.22 kWh/day per kW installed

The location experiences its peak solar generation potential from May through August, with June and July being the most productive months. During these summer months, longer daylight hours and higher sun angles create ideal conditions for solar energy harvesting. Spring (particularly April and May) also offers strong solar potential as days lengthen and skies tend to clear after winter.

The significant drop in production during autumn and winter (October through February) is notable, with winter output being approximately 70% lower than summer production. This seasonal variation is typical for locations in the Northern Temperate Zone but requires consideration when planning a solar installation's capacity.

Optimal Panel Installation

For fixed solar panel installations in Negotino, the ideal tilt angle is 35 degrees facing South. This specific angle maximizes year-round energy production by optimizing the panel's exposure to the sun throughout the changing seasons. While a steeper angle would benefit winter production and a shallower angle would favor summer, 35 degrees represents the best compromise for total annual energy yield.

Environmental and Weather Considerations

Several local factors could potentially impact solar production in Negotino. The region experiences occasional fog during winter months, particularly in the morning hours, which can temporarily reduce solar generation. Snowfall, while not extremely heavy in this region, can cover panels in winter and requires consideration.

Dust accumulation is another concern in this semi-arid region, particularly during the dry summer months. Agricultural activities in the surrounding area may contribute to airborne particles that settle on panels, gradually reducing efficiency.

To mitigate these challenges, installing panels with a sufficient tilt angle (the recommended 35 degrees) helps shed snow and allows rain to naturally clean dust. Additionally, implementing a regular cleaning schedule, especially before peak production seasons, can maintain optimal efficiency. Snow removal systems or manual clearing protocols should be established for winter months. Finally, quality inverters with good low-light performance can help maximize energy production during the less ideal winter and autumn months when light conditions are suboptimal.

Note: The Northern Temperate Zone extends from 35° latitude North up to 66.5° latitude.

So far, we have conducted calculations to evaluate the solar photovoltaic (PV) potential in 25 locations across North Macedonia. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.

Link: Solar PV potential in North Macedonia by location

Solar output per kW of installed solar PV by season in Negotino

Seasonal solar PV output for Latitude: 41.4822, Longitude: 22.0858 (Negotino, North Macedonia), based on our analysis of 8760 hourly intervals of solar and meteorological data (one whole year) retrieved for that set of coordinates/location from NASA POWER (The Prediction of Worldwide Energy Resources) API:

 

Ideally tilt fixed solar panels 35° South in Negotino, North Macedonia

To maximize your solar PV system's energy output in Negotino, North Macedonia (Lat/Long 41.4822, 22.0858) throughout the year, you should tilt your panels at an angle of 35° South for fixed panel installations.

As the Earth revolves around the Sun each year, the maximum angle of elevation of the Sun varies by +/- 23.45 degrees from its equinox elevation angle for a particular latitude. Finding the exact optimal angle to maximise solar PV production throughout the year can be challenging, but with careful consideration of historical solar energy and meteorological data for a certain location, it can be done precisely.

We use our own calculation, which incorporates NASA solar and meteorological data for the exact Lat/Long coordinates, to determine the ideal tilt angle of a solar panel that will yield maximum annual solar output. We calculate the optimal angle for each day of the year, taking into account its contribution to the yearly total PV potential at that specific location.

Seasonally adjusted solar panel tilt angles for Negotino, North Macedonia

If you can adjust the tilt angle of your solar PV panels, please refer to the seasonal tilt angles below for optimal solar energy production in Negotino, North Macedonia. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 35° South tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
25° South in Summer	45° South in Autumn	56° South in Winter	34° South in Spring

Our recommendations take into account more than just latitude and Earth's position in its elliptical orbit around the Sun. We also incorporate historical solar and meteorological data from NASA's Prediction of Worldwide Energy Resources (POWER) API to assign a weight to each ideal angle for each day based on its historical contribution to overall solar PV potential during a specific season.

This approach allows us to provide much more accurate recommendations than relying solely on latitude, as it considers unique weather conditions in different locations sharing the same latitude worldwide.

Calculate solar panel row spacing in Negotino, North Macedonia

We've added a feature to calculate minimum solar panel row spacing by location. Enter your panel size and orientation below to get the minimum spacing in Negotino, North Macedonia.

Our calculation method

1. Solar Position:
   We determine the Sun's position on the Winter solstice using the location's latitude and solar declination.
2. Shadow Projection:
   We calculate the shadow length cast by panels using trigonometry, considering panel tilt and the Sun's elevation angle.
3. Minimum Spacing:
   We add the shadow length to the horizontal space occupied by tilted panels.

This approach ensures maximum space efficiency while avoiding shading during critical times, as the Winter solstice represents the worst-case scenario for shadow length.

Topography for solar PV around Negotino, North Macedonia

Negotino is a small town situated in the central part of North Macedonia, nestled within the Tikveš region, which is predominantly known for its wine production. The topography around Negotino is characterized by a blend of flat valleys and rolling hills, with some more pronounced mountainous terrain in the surrounding areas.

Valley Setting

Negotino sits within the Vardar River Valley, one of North Macedonia's most significant geographical features. The Vardar River flows from northwest to southeast through the country, and Negotino is positioned along its middle course. This valley setting provides relatively flat terrain immediately surrounding the town, with elevations around 150-200 meters above sea level.

Surrounding Highlands

As you move away from the Vardar Valley, the landscape becomes more varied. To the west of Negotino rise the eastern slopes of the Kožuf Mountain range, with elevations gradually increasing to over 1,000 meters. To the east, the terrain is characterized by more gentle hills that eventually rise toward the Plačkovica Mountains. The region features a mix of agricultural land, especially vineyards on the gentler slopes, and more rugged, sometimes forested terrain at higher elevations. The combination of valley floors and hillsides creates a diverse topographical profile around the town.

Climate Conditions

The area experiences a modified Mediterranean climate with continental influences, characterized by hot, dry summers and moderately cold winters. This climate pattern, combined with the topographical features, creates specific microclimates throughout the region, with the valley areas generally experiencing higher temperatures than the surrounding highlands.

Solar PV Potential Areas

For large-scale solar photovoltaic (PV) installations, several areas around Negotino show promising characteristics: The flat or gently sloping terrain of the Vardar Valley floor provides excellent conditions for solar farms. These areas offer minimal shading, good accessibility via existing road networks, and proximity to power infrastructure. The valley receives abundant sunshine throughout the year, with annual solar radiation levels that are favorable for PV electricity generation. The south-facing slopes of the hills surrounding Negotino, particularly those with gradients between 5-15 degrees, would also be suitable for solar installations. These areas benefit from optimal sun angles while still being manageable for construction purposes. The eastern hills, which are generally less forested and less steep than the western mountains, offer particularly good potential.

Specific Promising Locations

The agricultural plains extending southeast from Negotino toward Demir Kapija represent some of the most suitable land for large-scale solar development. These areas combine favorable topography with high insolation values and reasonable proximity to existing electrical infrastructure. The plateau areas between Negotino and the neighboring town of Kavadarci also present good opportunities, offering relatively flat terrain at slightly higher elevations, which can help avoid morning fog that sometimes affects the lowest parts of the valley. Areas of degraded agricultural land or former industrial sites around Negotino could be repurposed for solar installations, providing an environmentally beneficial use for land that may have limited agricultural value. It's worth noting that while the mountainous areas to the west offer high solar radiation values due to their elevation, the steep terrain and more difficult access make these locations less practical for large-scale installations, though they might be suitable for smaller distributed systems.

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Compare this location to others worldwide for solar PV potential

The solar PV analyses available on our website, including this one, are offered as a free service to the global community. Our aim is to provide education and aid informed decision-making regarding solar PV installations.

However, please note that these analyses are general guidance and may not meet specific project requirements. For in-depth, tailored forecasts and analysis crucial for feasibility studies or when pursuing maximum ROI from your solar projects, feel free to contact us; we offer comprehensive consulting services expressly for this purpose.

Helping you assess viability of solar PV for your site

Calculate Your Optimal Solar Panel Tilt Angle: A Comprehensive Guide

Enhance your solar panel's performance with our in-depth guide. Determine the best tilt angle using hard data, debunk common misunderstandings, and gain insight into how your specific location affects solar energy production.