Solarposition.org

Munster · Ireland · 52.66° N · 8.62° W

Solar position in Limerick

Sun position, daylight and the best solar panel angle for Limerick — computed for 52.66° N, 8.62° W, 7 m above sea level.

Sunrise today08:16109° ESE
Sunset today18:20251° WSW
Best panel angle41°year-round, facing south
Off-grid angle74°best for the darkest month

The sun right now

Azimuth180.0°
Elevation25.5°
At solar noon, 13:18Open on the sun map

Sun in Limerick today

Saturday, 24 October 2026 · local time UTC+1

EventTimeDirection / height
Astronomical dawn06:21sun 18° below horizon
Nautical dawn07:0112° below
Civil dawn07:416° below
Sunrise08:16109° ESE
Golden hour ends09:05sun 6° up
Solar noon13:1825.5° high
Golden hour starts17:30sun 6° up
Sunset18:20251° WSW
Civil dusk18:556° below
Nautical dusk19:3512° below
Astronomical dusk20:1418° below
Day length10 h 04 min

Sun path diagram for Limerick

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 solstice6789101112131415161718192021EquinoxDecember solstice910111213141516Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 60.8° at solar noon in Limerick; on the December solstice only 14.0°. Sunrise swings from 48° NE in June to 130° SE in December — a 82° 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
January08:3212:4616:598 h 28 min17.6°
February07:3812:4817:5810 h 20 min26.9°
March06:3412:4118:4912 h 15 min37.7°
April06:2313:3320:4414 h 21 min49.3°
May05:2913:3121:3416 h 05 min57.6°
June05:1013:3622:0216 h 52 min60.8°
July05:3613:4021:4316 h 07 min57.7°
August06:2613:3720:4714 h 21 min49.3°
September07:1813:2719:3512 h 17 min37.9°
October08:1013:1818:2610 h 15 min26.6°
November08:0712:2016:328 h 26 min17.4°
December08:4312:3216:217 h 37 min14.0°

A year of daylight in Limerick

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 Limerick

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

41°collects the most energy over a year: 1032 kWh per kWp.

74°gives the most in the darkest month — the one an off-grid system is sized for.

30%40%50%60%70%80%90%100%0°10°20°30°40°50°60°70°80°90°Best year-round 41°Best worst-month 74°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearDecember kWh/kWp/dayBest ÷ worst month
0°82480%0.4010.3×
15°94592%0.706.2×
30°101698%0.964.5×
41° year-round best1032100%1.113.7×
45°1030100%1.163.5×
53° = latitude101498%1.233.2×
60°98796%1.282.9×
70°92990%1.322.6×
74° off-grid best90087%1.322.5×
90°75073%1.272.1×

A fixed array in Limerick produces the most over a year at 41°. The design month for an off-grid system is December: at 74° it makes 1.32 kWh per kWp a day, 19% more than at 41°, and costs 13% of the yearly total. Why steep panels win winter.

Off-grid solar in Limerick at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 41° (year-round best).

012345January: 1.59 (70°)1.6JanFebruary: 2.17 (70°)2.2FebMarch: 2.90 (70°)2.9MarApril: 3.41 (70°)3.4AprMay: 3.30 (70°)3.3MayJune: 3.10 (70°)3.1JunJuly: 2.90 (70°)2.9JulAugust: 2.93 (70°)2.9AugSeptember: 2.83 (70°)2.8SepOctober: 2.35 (70°)2.4OctNovember: 1.74 (70°)1.7NovDecember: 1.32 (70°)1.3Dec41°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 41°Mean temp.
January0.741.811.591.375.5 °C
February1.422.472.172.055.3 °C
March2.563.312.903.026.3 °C
April4.003.923.413.948.4 °C
May4.803.843.304.1611.0 °C
June5.023.663.104.0813.7 °C
July4.543.442.903.7315.0 °C
August3.923.462.933.5214.8 °C
September2.933.312.833.0813.2 °C
October1.752.732.352.3010.5 °C
November0.912.001.741.547.7 °C
December0.561.511.321.116.0 °C
Year2.77 avg2.96 avg929 kWh1032 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 900 Wp of panels at 70°, versus 1,060 Wp at 41°. The steep array is 16% smaller for the same winter. Size your own system.

Row spacing in Limerick

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.

10.6 mrow pitch at 70°

8.4 mrow pitch at 41°

Row spacing calculator

How Limerick compares in Ireland

Against the other 39 places in Ireland with climate data, for a fixed array at its best angle.

22ndof 40 places in Ireland for sunshine, shared: 2.77 peak sun hours a day on flat ground.

−1%solar energy a year compared with the average place in Ireland: 1,032 against 1,044 kWh per kWp.

−8 mindaylight on the longest day, compared with Dublin: 16 h 52 min against 17 h 00 min.

41°best year-round tilt here; across Ireland it runs from 40° in Tralee to 42° in Dublin.

Of the 40 places in Ireland, Carrigaline gets the most sun (2.97 peak sun hours a day) and Letterkenny the least (2.59); Limerick ranks joint 22nd. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 1.32 kWh a day here, against 1.32 kWh on average in Ireland. The shortest day lasts 7 h 37 min, +7 min compared with Dublin.

The sunniest places in Ireland

Solar forecast for Limerick, 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 Limerick

What is the best solar panel angle in Limerick?
For a fixed array facing south, the best year-round tilt in Limerick is 41°, worth about 1032 kWh per kWp a year. An off-grid system that has to get through December does better at about 74°.
What time is sunrise and sunset in Limerick today?
On 24 October 2026 the sun rises at 08:16 and sets at 18:20 local time (UTC+1), giving 10 h 04 min of daylight. Solar noon is at 13:18.
How many peak sun hours does Limerick get?
On a flat surface 2.8 hours a day averaged over the year, from 0.6 in December to 5.0 in June. Panels tilted at 70° receive 1.5 sun hours a day in December.
How high does the sun get in Limerick?
At solar noon the sun stands 60.8° above the horizon on the June solstice and 14.0° on the December solstice.
Is Limerick a good place for solar panels?
With 2.8 peak sun hours a day on flat ground, Limerick ranks joint 22nd of 40 places in Ireland for sunshine. A 1 kWp array at the best angle (41°) makes about 1,032 kWh a year here, 1% less than the average place in Ireland.

Places near Limerick

All places in Ireland

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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.