Sunlight Analysis

Sunlight Hours in Samarinda

Sunlight hours, shadow patterns, and solar analysis for Samarinda, Indonesia

Interactive 3D Shadow Map

Summer afternoon in Samarinda

Samarinda

3:30 PM • Summer Solstice

Full Screen

Interactive 3D shadow analysis map of Samarinda. Shows real building shadows based on sun position calculations. Features include: time-of-day simulation, date selection for seasonal analysis, 3D building rendering, tree shadows, terrain elevation, and sun position indicators. Powered by Mapbox GL JS and SunCalc astronomical calculations.

Drag to rotateScroll to zoomWatch shadows move in real-time

Today's Sunlight

March Average

Sunrise

06:19

Sunset

18:21

Total Daylight

12h 2m

Sun Altitude

86°

at noon

Seasonal Extremes

☀️

Longest Day

12.1h

2026-12-21

❄️

Shortest Day

12.0h

2026-06-21

Interactive 3D

Explore Shadows in 3D

See exactly how building shadows fall across Samarinda at any time of day or year.

Location
Lat

-0.4917°

Lng

117.1458°

Launch 3D Map

Best Time to Visit Samarinda

Month-by-month daylight conditions

Samarinda lies in the tropics with consistent daylight year-round. Any time of year offers good sunlight conditions.

Peak Months

Jan, Dec, Nov, Feb

Shoulder Season

Mar & Oct

Summer

Jan

12.1h

Great

Summer

Feb

12.1h

Great

Autumn

Mar

12.0h

Great

Autumn

Apr

12.0h

Great

Autumn

May

12.0h

Great

Winter

Jun

12.0h

Great

Winter

Jul

12.0h

Great

Winter

Aug

12.0h

Great

Spring

Sep

12.0h

Great

Spring

Oct

12.0h

Great

Spring

Nov

12.1h

Great

Summer

Dec

12.1h

Great

Excellent (14h+) Great (12-14h) Good (10-12h) Fair (8-10h) Limited (<8h)

Golden Hour in Samarinda

Best times for photography

March Golden Hour

Morning

06:19 - 07:19

Blue hour from 05:49

Evening

17:21 - 18:21

Blue hour until 18:51

Best Months

  • 1Year-roundConsistent golden hour length
  • 2Apr-OctMilder temperatures for outdoor shoots
  • 3Dec-FebLatest sunsets for evening shoots

Photography Tips

  • In the tropics, golden hour is brief but intense - arrive early to your location
  • The sun rises and sets nearly vertically, creating short but vibrant color displays
  • Face north during midday for even lighting on subjects
  • Check the 3D shadow map to scout locations and predict light direction

Understanding Samarinda's Sunlight

AI-powered insights for your location

Samarinda's tropical location (0.5°S) creates minimal seasonal variation, with winter days 0.1 hours shorter than summer. The sun reaches 67° at summer noon but only 66° in winter.

Key Challenges

  • 1Consider local weather patterns that may affect sunshine
  • 2Urban buildings may create additional shadows

Best Months

October through March offers the longest days and highest sun angles in the Southern Hemisphere.

Garden Tips

North-facing gardens receive the most consistent sunlight year-round in Samarinda. Consider shadow patterns from neighboring structures when planning outdoor spaces.

Solar Energy Potential

Is Samarinda good for solar panels?

Samarinda receives approximately 2,416 hours of sunshine annually, making it an excellent location for solar energy. Most residential installations achieve payback within 5-7 years.

Annual Sun Hours

2,416

estimated

Optimal Panel Tilt

0°

facing north

Peak Production

Mar, Sep, Oct

highest output

Relative Monthly Production

Jan
82%
Feb
91%
Mar
100%
Apr
93%
May
82%
Jun
78%
Jul
80%
Aug
89%
Sep
99%
Oct
95%
Nov
84%
Dec
79%

Installation Tips for Samarinda

  • Orient panels north with a 0° tilt for optimal year-round performance
  • Use the 3D shadow map to check for obstructions from trees or neighboring buildings
  • Consider seasonal tilt adjustment: steeper in winter (15°), flatter in summer (10°)

UV Index & Sun Safety

Protect yourself in Samarinda

March UV Index

15Extreme

Maximum protection essential. Avoid outdoor activities during peak hours.

UV Index Scale:
1-2 Low3-5 Mod6-7 High8-10 V.High11+ Ext

Monthly UV Index

14
Jan
15
Feb
15
Mar
15
Apr
14
May
14
Jun
14
Jul
15
Aug
15
Sep
15
Oct
14
Nov
14
Dec

Peak UV Months

Feb, Mar, Apr have the highest UV levels (up to 15). Take extra precautions during these months.

Protection Needed

  • SPF 50+ broad-spectrum sunscreen
  • Full coverage clothing and wide-brim hat
  • Stay indoors 10am-4pm

Outdoor Activities in Samarinda

Best times for popular activities

Best Activities in March

🥇

Outdoor Dining

25% match

🥈

Hiking & Walking

25% match

🥉

Beach & Swimming

25% match

Year-Round Activity Guide

ActivityJanFebMarAprMayJunJulAugSepOctNovDec
Outdoor Dining
Hiking & Walking
Beach & Swimming
Photography
Gardening
Running & Cycling
Best months Good Fair Limited Current month

Outdoor Dining

Enjoy al fresco dining during the warmer months with longer evening light.

Best:May, Jun, Jul

Hiking & Walking

Mild temperatures and good daylight make spring and autumn ideal for trails.

Best:May, Jun, Jul

Beach & Swimming

Peak sun and warmest temperatures during summer months.

Best:May, Jun, Jul

Seasonal Sunlight Calendar

Monthly averages throughout the year

MonthSunriseSunsetDaylightSun Angle
☀️January
06:1918:23
12h 4m
70°
☀️February
06:2318:26
12h 3m
78°
March
06:1918:21
12h 2m
86°
April
06:1018:11
12h 1m
80°
May
06:0718:08
12h 1m
71°
June
06:1118:12
12h 1m
67°
July
06:1718:17
12h 1m
69°
August
06:1518:16
12h 1m
76°
September
06:0518:07
12h 2m
85°
October
05:5517:58
12h 2m
82°
November
05:5417:57
12h 4m
72°
☀️December
06:0418:09
12h 4m
68°
☀️

Summer Solstice

12.1h daylight

❄️

Winter Solstice

12.0h daylight

Explore Nearby Cities

Sunlight data for surrounding areas

Frequently Asked Questions

Sunlight in Samarinda

1

How many hours of sunlight does Samarinda get?

Samarinda receives an average of 12 hours of daylight per day. This varies throughout the year, from 12.0 hours on the shortest day to 12.1 hours on the longest day.

2

What is the sun angle in Samarinda during winter?

During winter solstice, the sun reaches a maximum altitude of only 66.1° above the horizon at solar noon in Samarinda. This creates shadows that are 0.4x the height of objects.

3

When is the best time for outdoor activities in Samarinda?

October through March offers the longest days and highest sun angles in the Southern Hemisphere.

4

How do I plan a garden in Samarinda for maximum sunlight?

North-facing gardens receive the most consistent sunlight year-round in Samarinda. Consider shadow patterns from neighboring structures when planning outdoor spaces.

5

What time is golden hour in Samarinda?

In March, golden hour in Samarinda occurs in the morning from 06:19 - 07:19 and in the evening from 17:21 - 18:21. These times shift throughout the year as sunrise and sunset times change.

6

What is the UV index in Samarinda?

The UV index in Samarinda varies by season. During summer, UV can reach 14 (very high), while winter UV levels are much lower. Always check daily UV forecasts and wear SPF 30+ sunscreen during peak hours (10am-4pm).

7

Are solar panels worth it in Samarinda?

Samarinda receives approximately 2,416 hours of sunshine annually. This makes it a good location for solar panels, with typical payback periods of 5-10 years. For optimal performance, orient panels north at a 0° tilt angle.

8

When is sunrise and sunset in Samarinda?

In March, sunrise in Samarinda is around 06:19 and sunset is around 18:21, giving 12.0 hours of daylight. The earliest sunrise occurs around the summer solstice (06:07) and latest sunset follows shortly after.

9

What is the best month to visit Samarinda for weather?

For optimal daylight and outdoor conditions in Samarinda, October through March offers the longest days and highest sun angles in the Southern Hemisphere. The shoulder seasons often offer a good balance of pleasant weather and fewer crowds.

10

How long are shadows in Samarinda?

Shadow length varies dramatically by season in Samarinda. At summer noon, shadows are only 0.4x the height of objects (sun at 67°). In winter, shadows extend to 0.4x object height (sun at just 66°).