Sunlight Analysis

Sunlight Hours in Samambaia

Sunlight hours, shadow patterns, and solar analysis for Samambaia, Brazil

Interactive 3D Shadow Map

Summer afternoon in Samambaia

Samambaia

3:30 PM • Summer Solstice

Full Screen

Interactive 3D shadow analysis map of Samambaia. 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

06:17

Sunset

18:24

Total Daylight

12h 6m

Sun Altitude

76°

at noon

Seasonal Extremes

☀️

Longest Day

13.0h

2026-12-21

❄️

Shortest Day

11.1h

2026-06-21

Interactive 3D

Explore Shadows in 3D

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

Location
Lat

-15.8823°

Lng

-48.1043°

Launch 3D Map

Best Time to Visit Samambaia

Month-by-month daylight conditions

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

Peak Months

Dec, Jan, Nov, Feb

Shoulder Season

Oct & Mar

Summer

Jan

12.9h

Excellent

Summer

Feb

12.5h

Excellent

Autumn

Mar

12.1h

Great

Autumn

Apr

11.7h

Great

Autumn

May

11.3h

Good

Winter

Jun

11.1h

Good

Winter

Jul

11.2h

Good

Winter

Aug

11.5h

Great

Spring

Sep

11.9h

Great

Spring

Oct

12.4h

Excellent

Spring

Nov

12.8h

Excellent

Summer

Dec

13.0h

Excellent

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

Golden Hour in Samambaia

Best times for photography

March Golden Hour

Morning

06:17 - 07:17

Blue hour from 05:47

Evening

17:24 - 18:24

Blue hour until 18:54

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 Samambaia's Sunlight

AI-powered insights for your location

Samambaia's tropical location (15.9°S) creates minimal seasonal variation, with winter days 1.9 hours shorter than summer. The sun reaches 82° at summer noon but only 51° 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 Samambaia. Consider shadow patterns from neighboring structures when planning outdoor spaces.

Solar Energy Potential

Is Samambaia good for solar panels?

Samambaia receives approximately 2,413 hours of sunshine annually, making it an excellent location for solar energy. Most residential installations achieve payback within 5-7 years.

Annual Sun Hours

2,413

estimated

Optimal Panel Tilt

16°

facing north

Peak Production

Nov, Feb, Jan

highest output

Relative Monthly Production

Jan
99%
Feb
97%
Mar
83%
Apr
68%
May
57%
Jun
52%
Jul
54%
Aug
63%
Sep
77%
Oct
93%
Nov
100%
Dec
97%

Installation Tips for Samambaia

  • Orient panels north with a 16° 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 (31°), flatter in summer (10°)

UV Index & Sun Safety

Protect yourself in Samambaia

March UV Index

14Extreme

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
14
Feb
14
Mar
13
Apr
11
May
11
Jun
11
Jul
12
Aug
13
Sep
14
Oct
14
Nov
14
Dec

Peak UV Months

Jan, Feb, Mar have the highest UV levels (up to 14). 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 Samambaia

Best times for popular activities

Best Activities in March

🥇

Outdoor Dining

26% match

🥈

Hiking & Walking

26% match

🥉

Beach & Swimming

26% 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
05:5518:48
12h 52m
85°
☀️February
06:1018:42
12h 31m
86°
March
06:1718:24
12h 6m
76°
April
06:2218:01
11h 40m
64°
May
06:2917:47
11h 18m
55°
June
06:3917:45
11h 7m
51°
July
06:4217:54
11h 12m
53°
August
06:3218:01
11h 31m
61°
September
06:0918:05
11h 56m
72°
October
05:4718:09
12h 22m
83°
November
05:3318:20
12h 46m
87°
☀️December
05:3818:37
12h 58m
83°
☀️

Summer Solstice

13.0h daylight

❄️

Winter Solstice

11.1h daylight

Explore Nearby Cities

Sunlight data for surrounding areas

Frequently Asked Questions

Sunlight in Samambaia

1

How many hours of sunlight does Samambaia get?

Samambaia receives an average of 12 hours of daylight per day. This varies throughout the year, from 11.1 hours on the shortest day to 13.0 hours on the longest day.

2

What is the sun angle in Samambaia during winter?

During winter solstice, the sun reaches a maximum altitude of only 50.7° above the horizon at solar noon in Samambaia. This creates shadows that are 0.8x the height of objects.

3

When is the best time for outdoor activities in Samambaia?

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

4

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

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

5

What time is golden hour in Samambaia?

In March, golden hour in Samambaia occurs in the morning from 06:17 - 07:17 and in the evening from 17:24 - 18:24. These times shift throughout the year as sunrise and sunset times change.

6

What is the UV index in Samambaia?

The UV index in Samambaia 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 Samambaia?

Samambaia receives approximately 2,413 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 16° tilt angle.

8

When is sunrise and sunset in Samambaia?

In March, sunrise in Samambaia is around 06:17 and sunset is around 18:24, giving 12.1 hours of daylight. The earliest sunrise occurs around the summer solstice (05:40) and latest sunset follows shortly after.

9

What is the best month to visit Samambaia for weather?

For optimal daylight and outdoor conditions in Samambaia, 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 Samambaia?

Shadow length varies dramatically by season in Samambaia. At summer noon, shadows are only 0.1x the height of objects (sun at 82°). In winter, shadows extend to 0.8x object height (sun at just 51°).