Solarposition.org

New Jersey · United States · 40.23° N · 74.67° W

Solar position in Mercerville-Hamilton Square

Sun position, daylight and the best solar panel angle for Mercerville-Hamilton Square — computed for 40.23° N, 74.67° W, 30 m above sea level.

Sunrise today07:19105° ESE
Sunset today18:05255° WSW
Best panel angle35°year-round, facing south
Off-grid angle64°best for the darkest month

The sun right now

Azimuth180.0°
Elevation37.9°
At solar noon, 12:42Open on the sun map

Sun in Mercerville-Hamilton Square today

Saturday, 24 October 2026 · local time UTC−4

EventTimeDirection / height
Astronomical dawn05:48sun 18° below horizon
Nautical dawn06:1912° below
Civil dawn06:516° below
Sunrise07:19105° ESE
Golden hour ends07:56sun 6° up
Solar noon12:4237.9° high
Golden hour starts17:28sun 6° up
Sunset18:05255° WSW
Civil dusk18:336° below
Nautical dusk19:0512° below
Astronomical dusk19:3618° below
Day length10 h 47 min

Sun path diagram for Mercerville-Hamilton Square

Where the sun stands in the sky: the centre is straight overhead, the outer ring is the horizon. Numbers mark local clock hours.

15°30°45°60°75°N30°60°E120°150°S210°240°W300°330°June solstice67891011121314151617181920EquinoxDecember solstice8910111213141516Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 73.2° at solar noon in Mercerville-Hamilton Square; on the December solstice only 26.4°. Sunrise swings from 58° ENE in June to 121° ESE in December — a 63° arc along the horizon.

Sunrise, sunset and sun height by month

Values for the 21st of each month, local clock time including daylight saving time.

MonthSunriseSolar noonSunsetDay lengthNoon elevation
January07:1612:1017:049 h 48 min30.0°
February06:4312:1217:4110 h 58 min39.4°
March07:0013:0519:1112 h 11 min50.2°
April06:1112:5719:4313 h 32 min61.8°
May05:3712:5520:1314 h 36 min70.1°
June05:2913:0020:3115 h 03 min73.2°
July05:4613:0520:2314 h 36 min70.1°
August06:1513:0119:4713 h 31 min61.7°
September06:4512:5118:5712 h 12 min50.3°
October07:1512:4318:1010 h 54 min38.9°
November06:5111:4416:379 h 46 min29.8°
December07:1711:5616:359 h 18 min26.4°

A year of daylight in Mercerville-Hamilton Square

Each column is one day of 2026. Bright: sun above the horizon; soft: civil twilight; line: solar noon. Steps are daylight saving time changes.

00:0003:0006:0009:0012:0015:0018:0021:0000:00JanFebMarAprMayJunJulAugSepOctNovDec

Best solar panel angle in Mercerville-Hamilton Square

Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.

35°collects the most energy over a year: 1394 kWh per kWp.

64°gives the most in the darkest month — the one an off-grid system is sized for.

40%50%60%70%80%90%100%0°10°20°30°40°50°60°70°80°90°Best year-round 35°Best worst-month 64°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearDecember kWh/kWp/dayBest ÷ worst month
0°118185%1.343.6×
15°132395%1.892.6×
30°1390100%2.342.0×
35° year-round best1394100%2.451.9×
40° = latitude1390100%2.551.7×
45°137699%2.631.6×
60°128492%2.761.4×
64° off-grid best124889%2.771.4×
70°118385%2.751.4×
90°90365%2.502.0×

A fixed array in Mercerville-Hamilton Square produces the most over a year at 35°. The design month for an off-grid system is December: at 64° it makes 2.77 kWh per kWp a day, 13% more than at 35°, and costs 11% of the yearly total. Why steep panels win winter.

Off-grid solar in Mercerville-Hamilton Square at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 35° (year-round best).

012345January: 3.20 (70°)3.2JanFebruary: 3.75 (70°)3.8FebMarch: 3.62 (70°)3.6MarApril: 3.44 (70°)3.4AprMay: 2.97 (70°)3.0MayJune: 2.86 (70°)2.9JunJuly: 2.99 (70°)3.0JulAugust: 3.18 (70°)3.2AugSeptember: 3.52 (70°)3.5SepOctober: 3.37 (70°)3.4OctNovember: 3.30 (70°)3.3NovDecember: 2.75 (70°)2.8Dec35°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 35°Mean temp.
January snow1.943.543.202.84-0.6 °C
February snow2.824.163.753.610.3 °C
March3.764.083.624.054.2 °C
April4.893.973.444.4610.0 °C
May5.433.522.974.3615.6 °C
June5.983.462.864.4820.9 °C
July6.063.662.994.5724.1 °C
August5.273.873.184.3423.7 °C
September4.324.223.524.1520.2 °C
October3.033.933.373.4813.8 °C
November2.203.763.303.057.7 °C
December1.653.082.752.452.7 °C
Year3.95 avg3.77 avg1183 kWh1394 kWh

Sizing example. To run a 1 kWh-per-day load through December on LiFePO4 batteries (charge controller, battery and inverter losses included) you need about 430 Wp of panels at 70°, versus 480 Wp at 35°. The steep array is 11% smaller for the same winter. Size your own system.

Row spacing in Mercerville-Hamilton Square

Distance between rows of 2 m long panels (slope length) so that no row shades the next between 10:00 and 14:00 solar time on the winter solstice.

5.1 mrow pitch at 70°

4.3 mrow pitch at 35°

Row spacing calculator

How Mercerville-Hamilton Square compares in the United States

Against the other 3,120 places in the United States with climate data, for a fixed array at its best angle.

2063rdof 3,121 places in the United States for sunshine, shared: 3.95 peak sun hours a day on flat ground.

−8%solar energy a year compared with the average place in the United States: 1,394 against 1,515 kWh per kWp.

−3 mindaylight on the longest day, compared with New York City: 15 h 03 min against 15 h 06 min.

35°best year-round tilt here; across the United States it runs from 18° in Honolulu to 53° in Fairbanks.

Of the 3,121 places in the United States, Fortuna Foothills and 2 other places get the most sun (5.96 peak sun hours a day) and Juneau the least (2.38); Mercerville-Hamilton Square ranks joint 2063rd. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 2.75 kWh a day here, against 2.55 kWh on average in the United States. The shortest day lasts 9 h 18 min, +3 min compared with New York City.

The sunniest places in the United States

Solar forecast for Mercerville-Hamilton Square, next 48 hours

Expected output of 1 kWp at 70°, computed from the ICON-EU weather model of the Deutscher Wetterdienst (DWD), Europe.

Loading the latest forecast…

Questions about the sun in Mercerville-Hamilton Square

What is the best solar panel angle in Mercerville-Hamilton Square?
For a fixed array facing south, the best year-round tilt in Mercerville-Hamilton Square is 35°, worth about 1394 kWh per kWp a year. An off-grid system that has to get through December does better at about 64°.
What time is sunrise and sunset in Mercerville-Hamilton Square today?
On 24 October 2026 the sun rises at 07:19 and sets at 18:05 local time (UTC−4), giving 10 h 47 min of daylight. Solar noon is at 12:42.
How many peak sun hours does Mercerville-Hamilton Square get?
On a flat surface 4.0 hours a day averaged over the year, from 1.7 in December to 6.1 in July. Panels tilted at 70° receive 3.1 sun hours a day in December.
How high does the sun get in Mercerville-Hamilton Square?
At solar noon the sun stands 73.2° above the horizon on the June solstice and 26.4° on the December solstice.
Is Mercerville-Hamilton Square a good place for solar panels?
With 4.0 peak sun hours a day on flat ground, Mercerville-Hamilton Square ranks joint 2063rd of 3,121 places in the United States for sunshine. A 1 kWp array at the best angle (35°) makes about 1,394 kWh a year here, 8% less than the average place in the United States.

Places near Mercerville-Hamilton Square

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Sun positions: NREL Solar Position Algorithm. Climate: NASA POWER monthly climatology (NASA Langley Research Center). Forecast: Deutscher Wetterdienst, ICON-EU (CC BY 4.0), processed. Places: GeoNames (CC BY 4.0). Time zones: IANA. Sources and licences.