Sunlight Hours in Århus
Sunlight hours, shadow patterns, and solar analysis for Århus, Denmark
Interactive 3D Shadow Map
Summer afternoon in Århus
Århus
3:30 PM • Summer Solstice
Interactive 3D shadow analysis map of Århus. 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.
Today's Sunlight
April Average
Sunrise
06:17
Sunset
20:21
Total Daylight
14h 5m
Sun Altitude
44°
at noon
Seasonal Extremes
Longest Day
17.5h
2026-06-21
Shortest Day
6.7h
2026-12-21
Explore Shadows in 3D
See exactly how building shadows fall across Århus at any time of day or year.
56.1567°
10.2108°
Best Time to Visit Århus
Month-by-month daylight conditions
Århus experiences significant seasonal variation with 17.5h of daylight in summer vs 6.7h in winter. Plan outdoor activities for late spring through early autumn.
Peak Months
Jun, Jul, May, Aug
Shoulder Season
Apr & Sep
Winter
Jan
7.5h
Limited
Winter
Feb
9.5h
Fair
Spring
Mar
11.7h
Good
Spring
Apr
14.1h
Excellent
Spring
May
16.1h
Excellent
Summer
Jun
17.3h
Excellent
Summer
Jul
16.7h
Excellent
Summer
Aug
14.9h
Excellent
Autumn
Sep
12.6h
Great
Autumn
Oct
10.3h
Fair
Autumn
Nov
8.1h
Limited
Winter
Dec
6.9h
Limited
Golden Hour in Århus
Best times for photography
April Golden Hour
06:17 - 07:17
Blue hour from 05:47
19:21 - 20:21
Blue hour until 20:51
Best Months
- 1May-Jun — Long golden hours, lush landscapes
- 2Sep-Oct — Warm light + fall foliage
- 3Dec — Low sun angle all day
Photography Tips
- Summer golden hours are longer and more gradual than in tropical locations
- Autumn and spring offer the most balanced lighting conditions
- Face south during midday for even lighting on subjects
- Check the 3D shadow map to scout locations and predict light direction
Understanding Århus's Sunlight
AI-powered insights for your location
Århus's high-latitude location (56.2°N) creates significant seasonal variation, with winter days 10.7 hours shorter than summer. The sun reaches 57° at summer noon but only 10° in winter.
Key Challenges
- 1Very low winter sun angle (10°) creates long shadows
- 2Winter shadows extend 5.5x object height
- 3Large daylight variation (10.7h) between seasons
- 4Short winter days (6.7h) limit outdoor activities
Best Months
April through September offers the longest days and highest sun angles in the Northern Hemisphere.
Garden Tips
South-facing gardens receive the most consistent sunlight year-round in Århus. Consider shadow patterns from neighboring structures when planning outdoor spaces.
Solar Energy Potential
Is Århus good for solar panels?
With approximately 1,687 annual sun hours, Århus has good solar potential. A well-designed system can significantly reduce electricity costs.
Annual Sun Hours
1,687
estimated
Optimal Panel Tilt
56°
facing south
Peak Production
Jun, Jul, May
highest output
Relative Monthly Production
Installation Tips for Århus
- Orient panels south with a 56° 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 (71°), flatter in summer (41°)
UV Index & Sun Safety
Protect yourself in Århus
April UV Index
Extra protection needed. Avoid midday sun if possible.
Monthly UV Index
Peak UV Months
May, Jun, Jul have the highest UV levels (up to 9). Take extra precautions during these months.
Protection Needed
- SPF 50+ sunscreen (reapply frequently)
- Cover up with clothing
- Avoid sun exposure 10am-4pm
Outdoor Activities in Århus
Best times for popular activities
Best Activities in April
Outdoor Dining
68% match
Hiking & Walking
68% match
Photography
68% match
Year-Round Activity Guide
| Activity | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Outdoor Dining | ★ | ★ | ★ | ★ | ★ | |||||||
| Hiking & Walking | ★ | ★ | ★ | ★ | ||||||||
| Beach & Swimming | ★ | ★ | ★ | |||||||||
| Photography | ★ | ★ | ★ | ★ | ★ | |||||||
| Gardening | ★ | ★ | ★ | ★ | ★ | |||||||
| Running & Cycling | ★ | ★ | ★ | ★ | ★ | ★ | ★ |
Outdoor Dining
Enjoy al fresco dining during the warmer months with longer evening light.
Hiking & Walking
Mild temperatures and good daylight make spring and autumn ideal for trails.
Beach & Swimming
Peak sun and warmest temperatures during summer months.
Seasonal Sunlight Calendar
Monthly averages throughout the year
| Month | Sunrise | Sunset | Daylight | Sun Angle |
|---|---|---|---|---|
January | 08:46 | 16:11 | 7h 33m | 13° |
February | 07:49 | 17:17 | 9h 28m | 21° |
March | 06:38 | 18:18 | 11h 43m | 32° |
April | 06:17 | 20:21 | 14h 5m | 44° |
May | 05:10 | 21:21 | 16h 9m | 53° |
☀️June | 04:37 | 22:02 | 17h 17m | 57° |
☀️July | 04:58 | 21:50 | 16h 44m | 55° |
☀️August | 05:53 | 20:52 | 14h 53m | 47° |
September | 06:54 | 19:33 | 12h 37m | 37° |
October | 07:54 | 18:14 | 10h 17m | 25° |
November | 08:01 | 16:05 | 8h 7m | 16° |
December | 08:51 | 15:37 | 6h 56m | 11° |
Summer Solstice
17.5h daylight
Winter Solstice
6.7h daylight
Frequently Asked Questions
Sunlight in Århus
1How many hours of sunlight does Århus get?
How many hours of sunlight does Århus get?
Århus receives an average of 12.2 hours of daylight per day. This varies throughout the year, from 6.7 hours on the shortest day to 17.5 hours on the longest day.
2What is the sun angle in Århus during winter?
What is the sun angle in Århus during winter?
During winter solstice, the sun reaches a maximum altitude of only 10.4° above the horizon at solar noon in Århus. This creates shadows that are 5.5x the height of objects.
3When is the best time for outdoor activities in Århus?
When is the best time for outdoor activities in Århus?
April through September offers the longest days and highest sun angles in the Northern Hemisphere.
4How do I plan a garden in Århus for maximum sunlight?
How do I plan a garden in Århus for maximum sunlight?
South-facing gardens receive the most consistent sunlight year-round in Århus. Consider shadow patterns from neighboring structures when planning outdoor spaces.
5What time is golden hour in Århus?
What time is golden hour in Århus?
In April, golden hour in Århus occurs in the morning from 06:17 - 07:17 and in the evening from 19:21 - 20:21. These times shift throughout the year as sunrise and sunset times change.
6What is the UV index in Århus?
What is the UV index in Århus?
The UV index in Århus varies by season. During summer, UV can reach 9 (very high), while winter UV levels are much lower. Always check daily UV forecasts and wear SPF 30+ sunscreen during peak hours (10am-4pm).
7Are solar panels worth it in Århus?
Are solar panels worth it in Århus?
Århus receives approximately 1,687 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 south at a 56° tilt angle.
8When is sunrise and sunset in Århus?
When is sunrise and sunset in Århus?
In April, sunrise in Århus is around 06:17 and sunset is around 20:21, giving 14.1 hours of daylight. The earliest sunrise occurs around the summer solstice (04:37) and latest sunset follows shortly after.
9What is the best month to visit Århus for weather?
What is the best month to visit Århus for weather?
For optimal daylight and outdoor conditions in Århus, April through September offers the longest days and highest sun angles in the Northern Hemisphere. The shoulder seasons often offer a good balance of pleasant weather and fewer crowds.
10How long are shadows in Århus?
How long are shadows in Århus?
Shadow length varies dramatically by season in Århus. At summer noon, shadows are only 0.6x the height of objects (sun at 57°). In winter, shadows extend to 5.5x object height (sun at just 10°).