Is tonight good for stargazing in Sapporo?

Netflix & Chill Night (Too Cloudy). A 56% illuminated first quarter drowns out all but the very brightest objects. The First Light Index is 16/100, with 12% cloud cover and moon illumination at 56%.

What is the light pollution level in Sapporo?

Sapporo has a Bortle 9 rating. This is a bright sky area where only the brightest stars and planets are visible. Consider traveling to a darker location for deep sky observation.

When is golden hour in Sapporo today?

Morning golden hour is from 5:58 AM to 6:54 AM. Evening golden hour is from 4:39 PM to 5:35 PM. The Shutter Score for photography is 50/100.

Home/Calculators/Japan on Aletheia

Sapporo

Hokkaido, Japan

Today

Feb 26, 2026

Forecast For

Feb 25, 2026

Poor

Netflix & Chill Night (Too Cloudy)

A 56% illuminated first quarter drowns out all but the very brightest objects.

Tonight's Forecast

/ 100

First Light Index

Poor

Our proprietary metric combining sky clarity, moon interference, and light pollution for optimal stargazing conditions.

/ 100

Shutter Score

Fair

Photography-specific metric factoring cloud quality and golden hour potential for landscape shooters.

Light Windows Today

4 AM12 PM11 PM

Sunrise

6:16 AM

Golden: 56min

Sunset

5:18 PM

Golden: 56min

True Darkness

6:52 PM

Stars visible

Add to Calendar

Get reminders for golden hour and dark sky windows

Morning Golden Hour

5:58 AM - 6:54 AM

Evening Golden Hour

4:39 PM - 5:35 PM

Dark Sky Window

6:52 PM onwards

📱 How to use:

1. Download the .ics file above
2. Open it with your calendar app (iPhone Calendar, Google Calendar, Outlook)
3. Events will be added automatically
4. You'll get 30-minute reminders before each window

30-min reminders

All calendar apps

Timezone aware

No sign-up needed

Moon Phase

56%

Phase

First Quarter

Illumination

56%

⚠️ High Moon Interference

Bright moonlight will wash out faint deep sky objects

Light Pollution

Class 1
DarkClass 5
SuburbanClass 9
City

Sapporo Classification

Poor for Astronomy

Bortle Class 9: Inner City Sky

Inner city sky

Visible Tonight

Entire sky brightly lit, only Moon, planets, and brightest stars visible

💡 Urban Sky Recommendation

Focus on lunar and planetary observation. Consider driving to a darker location for deep sky work.

💡 Tip: Check "Nearby Dark Sky" section below to find better observing sites within driving distance

Weather Conditions

Cloud Cover

12%

Ideal scattered clouds for vibrant sunset colors

Morning

Evening

11%

Overnight

39%

Precipitation

Very unlikely

Wind

km/h avg

Gusts up to 15 km/h

🟢 Calm - Excellent for tracking

Humidity

71%

High - May cause haze

Visibility

24.1

Excellent clarity

Temperature

2°C

High

-12°C

Low

Seeing

/ 5

Excellent - Atmospheric stability

Transparency

/ 5

Moderate - Air clarity

Conditions Summary

🌫️ Hazy conditions - Bright objects only, consider light pollution filters

Nearby Dark Sky Locations

Within 100km

Makubetsu

Bortle

Dramatic improvement

258.8km·~3h 14min

Ōno

Bortle

Dramatic improvement

309.8km·~3h 52min

💡 These locations have significantly darker skies (9 → 3). Expect 64x more visible stars.

Need to calculate camera settings?

Use our free calculators for shutter speed, hyperfocal distance, and field of view

Open Calculators