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Rule Blue Hour

Positano - Blue Hour - Amalfi Coast

Positano, Campania, Italy

When city lights balance with the deep blue twilight sky

Currently

Real-time conditions
Cloud Cover0%
Moon Altitude7.1°

Upcoming Opportunities

When all conditions match, PhotoWeather marks an opportunity window.

Times shown in Europe/Rome
blue-hour weather icon
Next opportunity
Good Blue Hour (clear) at Sunrise
Positano
Today · 06:04–06:15 · 1h window
High confidence
77%
🌉Blue Hour Quality73%
Cloud Cover: 0%
Moon Illumination: 57%
Moon Altitude: 21.4°
blue-hour weather icon
Good Blue Hour (clear) at Sunset
Positano
Today · 19:52–20:00
🌉Blue Hour Quality:82.1%
High
blue-hour weather icon
Good Blue Hour (clear) at Dusk
Positano
Today · 20:00–20:03
🌉Blue Hour Quality:81.9%
High
blue-hour weather icon
Good Blue Hour (clear) at Sunrise
Positano
Tomorrow · 06:03–06:13
🌉Blue Hour Quality:72.9%
High
blue-hour weather icon
Good Blue Hour (clear) at Sunset
Positano
Tomorrow · 19:53–20:00
🌉Blue Hour Quality:72.1%
Medium
blue-hour weather icon
Good Blue Hour (clear) at Sunrise
Positano
Sat, Apr 11 · 06:01–06:12
🌉Blue Hour Quality:74.5%
Medium
blue-hour weather icon
Good Blue Hour (clear) at Sunset
Positano
Sat, Apr 11 · 19:54–20:00
🌉Blue Hour Quality:66.3%
Medium
+3 more windows in the next 10 days

What this forecast looks for

Plain-language explanation from the rule

This forecast tracks twilight conditions when the Amalfi Coast's villages transform into cascades of light against deepening Mediterranean skies. We analyze cloud cover, atmospheric clarity, and timing to predict optimal blue hour windows when village lights balance perfectly with fading natural light.

The Amalfi Coast's vertical villages create spectacular blue hour scenes—hundreds of lights from homes, restaurants, and churches cascade down cliffs to the sea. The Mediterranean's clear atmosphere produces rich twilight colors, while elevated viewpoints capture entire villages in single compositions.

What makes the Amalfi Coast special for blue-hour photography:

  • Positano's cascade - Hundreds of lights flowing down to the sea, creating Italy's most iconic coastal twilight scene
  • Amalfi Cathedral - Illuminated Byzantine facade and striped bell tower dominate the twilight townscape
  • Ravello's elevated views - Twilight panoramas from Villa Cimbrone and Villa Rufolo overlook the entire illuminated coast
  • Harbor reflections - Fishing boats and village lights reflect in calm evening waters at Cetara and Atrani

Positano provides the quintessential blue hour composition—shoot from the beach or elevated viewpoints as lights cascade down like a glowing waterfall. Timing is critical: arrive 30 minutes before sunset, then capture the 25-minute window when ambient light balances with artificial illumination. Amalfi town's illuminated cathedral dominates twilight compositions from the harbor. Ravello's gardens offer elevated panoramas—Villa Cimbrone's Terrace of Infinity frames twilight views over the coast below. Atrani's tiny piazza glows with intimate warmth. Praiano captures include the Church of San Gennaro's majolica dome and Li Galli islands silhouetted offshore. Spring through autumn offers the best conditions.

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72-hour requirements breakdown

What passed or failed, hour by hour
11matching hours in the next 95 hoursJump to next match
AND logic: all conditions required
Meets requirement
Misses requirement
Time
Europe/Rome
Blue Hour
Any
Blue Hour Quality
≥ 65.0%
Precipitation Chance
≤ 15.0%
Wed, Apr 8
03:0012%0%
04:0012%0%
05:0011%0%
06:0073%0%
07:003.6%0%
08:003.8%0%
09:004.1%0%
10:004.2%0%
11:004.1%0%
12:004.1%0%
13:004%0%
14:004%0%
15:004.1%0%
16:004.1%0%
17:004.1%0%
18:004.1%0%
19:0082%0%
20:0080%0%
21:0012%0%
22:0012%0%
23:0012%0%
Thu, Apr 9
24:0012%0%
01:0012%0%
02:0012%0%
03:0012%0%
04:0011%0%
05:0011%0%
06:0073%0%
07:003.6%0%
08:003.8%0%
09:004.1%0%
10:004.2%0%
11:004.2%0%
12:004.1%0%
13:004.1%0%
14:004%0%
15:004%0%
16:004.1%0%
17:004.1%0%
18:004.1%0%
19:0082%0%
20:0082%0%
21:0012%0%
22:0012%0%
23:0012%0%
Fri, Apr 10
24:0011%0%
01:0011%0%
02:0011%0%
03:0011%0%
04:0011%0%
05:0011%0%
06:0073%0%
07:003.5%0%
08:003.7%0%
09:004%0%
10:004.2%0%
11:004%0%
12:002.7%0%
13:003.4%0%
14:003.2%0%
15:003.9%0%
16:004%0%
17:003.9%0%
18:003.6%0%
19:0072%0%
20:0054%0%
21:008.9%0%
22:008.8%0%
23:008.1%0%
Sat, Apr 11
24:007.8%0%
01:008.2%0%
02:0011%0%
03:0011%0%
04:0011%0%
05:0011%0%
06:0075%0%
07:003.1%0%
08:003.2%0%
09:003.3%0%
10:003.1%0%
11:003.6%0%
12:003.6%0%
13:003.6%0%
14:003.6%0%
15:003.6%0%
16:003.6%0%
17:003.8%0%
18:003.6%0%
19:0066%0%
20:0066%0%
21:008.1%0%
22:006.2%0%
23:006%0%
Sun, Apr 12
24:006.6%0%
01:006.6%0%
How to read: colored cells show whether each predicate requirement is met; highlighted rows mean the full rule matched (an opportunity).

What does Blue Hour Quality mean?

Inputs that drive the score

This derived score summarizes multiple raw weather signals. The table below shows the supporting inputs hour by hour, so you can see what's pushing the score up or down.

Time
Europe/Rome
Blue Hour
High Clouds
%
Low Clouds
%
Mid-Level Clouds
%
Relative Humidity
%
Solar Elevation
°
Total Cloud Coverage
%
Visibility
m
Wind Speed
m/s
Thu, Apr 9 Sunrise 06:33 Sunset 19:34
03:00
- 0% 0% 0% 75% -35° 0% 24134m 0.73m/s
04:00
- 0% 0% 0% 76% -27° 0% 24135m 0.73m/s
05:00
- 0% 0% 0% 77% -18° 0% 24135m 0.63m/s
06:00
- 0% 0% 0% 77% -6.9° 0% 24135m 0.63m/s
07:00
- 0% 0% 0% 75% 4.4° 0% 24134m 0.69m/s
08:00
- 0% 0% 0% 69% 16° 0% 24134m 0.44m/s
09:00
- 0% 0% 0% 60% 27° 0% 24134m 0.23m/s
10:00
- 0% 0% 0% 53% 38° 0% 24135m 0.92m/s
11:00
- 0% 0% 0% 50% 47° 0% 24134m 1.7m/s
12:00
- 0% 0% 0% 50% 54° 0% 24135m 2.4m/s
13:00
- 0% 0% 0% 50% 57° 0% 24135m 2.7m/s
14:00
- 1% 0% 0% 50% 55° 1% 24135m 3m/s
15:00
- 2% 0% 0% 49% 48° 2% 24135m 2.8m/s
16:00
- 0% 0% 0% 50% 39° 0% 24134m 2.9m/s
17:00
- 0% 0% 0% 50% 28° 0% 24135m 2.6m/s
18:00
- 0% 0% 0% 52% 17° 0% 24134m 2.1m/s
19:00
- 2% 0% 0% 55% 5.9° 2% 24134m 1.8m/s
20:00
- 0% 0% 0% 61% -5.4° 0% 24135m 1.6m/s
21:00
- 0% 0% 0% 66% -16° 0% 24135m 1.6m/s
22:00
- 0% 0% 0% 70% -26° 0% 24134m 1.6m/s
23:00
- 0% 0% 0% 73% -34° 0% 24134m 1.6m/s
Fri, Apr 10 Sunrise 06:33 Sunset 19:34
24:00
- 0% 0% 0% 75% -39° 0% 24135m 1.7m/s
01:00
- 0% 0% 0% 77% -42° 0% 24134m 1.7m/s
02:00
- 1% 0% 0% 78% -40° 1% 24135m 1.6m/s
03:00
- 5% 0% 0% 79% -35° 5% 24134m 1.6m/s
04:00
- 2% 0% 0% 79% -27° 2% 24134m 1.6m/s
05:00
- 1% 0% 0% 79% -17° 1% 24135m 1.6m/s
06:00
- 0% 0% 0% 79% -6.6° 0% 24134m 1.6m/s
07:00
- 5% 0% 0% 78% 4.7° 5% 24134m 1.4m/s
08:00
- 4% 0% 0% 70% 16° 4% 24135m 1m/s
09:00
- 3% 0% 0% 61% 27° 3% 24134m 0.83m/s
10:00
- 0% 0% 0% 53% 38° 0% 24134m 1.2m/s
11:00
- 5% 0% 0% 48% 47° 5% 24135m 1.7m/s
12:00
- 63% 0% 0% 47% 54° 63% 24135m 2.2m/s
13:00
- 8% 0% 0% 47% 57° 8% 24134m 2.6m/s
14:00
- 40% 0% 0% 47% 55° 40% 24134m 2.9m/s
15:00
- 5% 0% 0% 48% 48° 5% 24134m 2.9m/s
16:00
- 2% 0% 0% 48% 39° 2% 24134m 2.4m/s
17:00
- 5% 0% 0% 50% 29° 5% 24134m 2.5m/s
18:00
- 6% 0% 0% 52% 17° 6% 24134m 1.8m/s
19:00
- 7% 0% 0% 55% 7% 24135m 1.8m/s
20:00
- 84% 0% 5% 58% -5.2° 84% 24135m 1.1m/s
21:00
- 74% 0% 82% 60% -16° 93% 24135m 1.1m/s
22:00
- 34% 0% 100% 63% -26° 100% 24134m 1.2m/s
23:00
- 66% 0% 89% 65% -34° 89% 24135m 0.94m/s
Sat, Apr 11 Sunrise 06:31 Sunset 19:35
24:00
- 5% 0% 39% 66% -39° 39% 24134m 0.87m/s
01:00
- 2% 0% 35% 67% -41° 35% 24135m 0.81m/s
02:00
- 5% 0% 5% 68% -39° 5% 24134m 0.79m/s
03:00
- 5% 0% 4% 68% -34° 5% 24134m 1.1m/s
04:00
- 5% 0% 0% 68% -26° 5% 24134m 1.1m/s
05:00
- 5% 0% 0% 68% -17° 5% 24135m 1.2m/s
06:00
- 5% 0% 0% 68% -6.3° 5% 24135m 1m/s
07:00
- 37% 0% 0% 66% 37% 24135m 1.3m/s
08:00
- 43% 0% 4% 60% 16° 43% 24135m 0.94m/s
09:00
- 28% 0% 3% 65% 27° 28% 24135m 2.2m/s
10:00
- 14% 0% 1% 70% 38° 14% 24135m 3.4m/s
11:00
- 0% 0% 0% 75% 48° 0% 24135m 4.6m/s
12:00
- 0% 0% 0% 74% 55° 0% 24135m 4.7m/s
13:00
- 0% 0% 0% 74% 58° 0% 24135m 4.7m/s
14:00
- 0% 0% 0% 74% 55° 0% 24135m 4.8m/s
15:00
- 0% 0% 0% 74% 49° 0% 24135m 4.5m/s
16:00
- 0% 0% 0% 74% 39° 0% 24135m 4.3m/s
17:00
- 0% 0% 0% 74% 29° 0% 24135m 4m/s
18:00
- 2% 0% 0% 75% 18° 2% 24135m 4.3m/s
19:00
- 3% 0% 0% 76% 6.2° 3% 24135m 4.6m/s
20:00
- 5% 0% 0% 77% -5° 5% 24135m 4.9m/s
21:00
- 37% 0% 0% 76% -16° 37% 24135m 4.8m/s
22:00
- 68% 0% 0% 76% -25° 68% 24135m 4.7m/s
23:00
- 100% 0% 0% 76% -33° 100% 24135m 4.6m/s
Sun, Apr 12 Sunrise 06:30 Sunset 19:36
24:00
- 100% 0% 0% 75% -39° 100% 24135m 4.9m/s
01:00
- 100% 0% 0% 74% -41° 100% 24135m 5.3m/s
02:00
- 100% 0% 0% 74% -39° 100% 24135m 5.6m/s
How to read: these inputs help produce the derived score; they are not requirements by themselves.

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