Rule
Blue Hour
Santorini (Oia) - Blue Hour - Greek Islands
Fira, South Aegean, Greece
When city lights balance with the deep blue twilight sky
Currently
Real-time conditionsCloud Cover100%
Moon Altitude12.6°
Upcoming Opportunities
When all conditions match, PhotoWeather marks an opportunity window.
Times shown in Europe/Athens
Next opportunity
Good Blue Hour (clear) at Sunrise
Santorini (Oia)
Tomorrow · 06:07–06:17 · 1h window
Medium confidence
62%
🌉Blue Hour Quality76.3%
Cloud Cover: 0%
Moon Illumination: 39%
Moon Altitude: 23.8°
Good Blue Hour (clear) at Sunset
Santorini (Oia)
Tomorrow · 18:39–18:48
🌉Blue Hour Quality:72.3%
Medium
Good Blue Hour (clear) at Sunrise
Santorini (Oia)
Fri, Mar 13 · 06:06–06:16
🌉Blue Hour Quality:66.6%
Medium
Good Blue Hour (clear) at Sunrise
Santorini (Oia)
Mon, Mar 16 · 06:02–06:11
🌉Blue Hour Quality:72.7%
Medium
Good Blue Hour (clear) at Sunset
Santorini (Oia)
Mon, Mar 16 · 18:42–18:52
🌉Blue Hour Quality:67.6%
Medium
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72-hour requirements breakdown
What passed or failed, hour by hourAND logic: all conditions required
Meets requirement
Misses requirement
Time Europe/Athens | Blue Hour Any | Blue Hour Quality ≥ 65.0% | Precipitation Chance ≤ 15.0% |
|---|---|---|---|
| Tue, Mar 10 | |||
| 03:00 | ✕ | 11% | 0% |
| 04:00 | ✕ | 9.1% | 0% |
| 05:00 | ✕ | 9.1% | 0% |
| 06:00 | ✓ | 59% | 0% |
| 07:00 | ✕ | 2.9% | 0% |
| 08:00 | ✕ | 2.9% | 0% |
| 09:00 | ✕ | 3% | 0% |
| 10:00 | ✕ | 3.2% | 0% |
| 11:00 | ✕ | 3.8% | 0% |
| 12:00 | ✕ | 3.7% | 0% |
| 13:00 | ✕ | 3.3% | 0% |
| 14:00 | ✕ | 2.4% | 0% |
| 15:00 | ✕ | 2.4% | 0% |
| 16:00 | ✕ | 2.3% | 0% |
| 17:00 | ✕ | 2.3% | 0% |
| 18:00 | ✓ | 70% | 0% |
| 19:00 | ✕ | 35% | 0% |
| 20:00 | ✕ | 11% | 0% |
| 21:00 | ✕ | 7.8% | 0% |
| 22:00 | ✕ | 7.8% | 0% |
| 23:00 | ✕ | 8.1% | 0% |
| Wed, Mar 11 | |||
| 24:00 | ✕ | 8.6% | 0% |
| 01:00 | ✕ | 8.5% | 0% |
| 02:00 | ✕ | 8% | 0% |
| 03:00 | ✕ | 8% | 13% |
| 04:00 | ✕ | 7.4% | 26% |
| 05:00 | ✕ | 7.4% | 39% |
| 06:00 | ✓ | 49% | 39% |
| 07:00 | ✕ | 2.4% | 39% |
| 08:00 | ✕ | 2.7% | 39% |
| 09:00 | ✕ | 2.7% | 34% |
| 10:00 | ✕ | 2.7% | 29% |
| 11:00 | ✕ | 2.7% | 24% |
| 12:00 | ✕ | 2.7% | 26% |
| 13:00 | ✕ | 2.7% | 28% |
| 14:00 | ✕ | 2.7% | 29% |
| 15:00 | ✕ | 2.8% | 21% |
| 16:00 | ✕ | 2.8% | 13% |
| 17:00 | ✕ | 2.9% | 4.9% |
| 18:00 | ✓ | 57% | 3.3% |
| 19:00 | ✕ | 34% | 1.6% |
| 20:00 | ✕ | 8.4% | 0% |
| 21:00 | ✕ | 8.4% | 1.7% |
| 22:00 | ✕ | 7.8% | 3.3% |
| 23:00 | ✕ | 8% | 5% |
| Thu, Mar 12 | |||
| 24:00 | ✕ | 9.4% | 3.3% |
| 01:00 | ✕ | 7.6% | 1.7% |
| 02:00 | ✕ | 8.2% | 0% |
| 03:00 | ✕ | 8.5% | 1.2% |
| 04:00 | ✕ | 8.5% | 2.3% |
| 05:00 | ✕ | 11% | 3.5% |
| 06:00 | ✓ | 76% | 2.3% |
| 07:00 | ✕ | 3.8% | 1.2% |
| 08:00 | ✕ | 3.9% | 0% |
| 09:00 | ✕ | 3.9% | 1.6% |
| 10:00 | ✕ | 3.9% | 3.3% |
| 11:00 | ✕ | 3.9% | 4.9% |
| 12:00 | ✕ | 3.9% | 3.3% |
| 13:00 | ✕ | 3.9% | 1.6% |
| 14:00 | ✕ | 3.9% | 0% |
| 15:00 | ✕ | 3.7% | 0% |
| 16:00 | ✕ | 3.6% | 0% |
| 17:00 | ✕ | 3.6% | 0% |
| 18:00 | ✓ | 72% | 0% |
| 19:00 | ✕ | 45% | 0% |
| 20:00 | ✕ | 11% | 0% |
| 21:00 | ✕ | 11% | 1.2% |
| 22:00 | ✕ | 11% | 2.3% |
| 23:00 | ✕ | 9.8% | 3.5% |
| Fri, Mar 13 | |||
| 24:00 | ✕ | 11% | 2.3% |
| 01:00 | ✕ | 11% | 1.2% |
| 02:00 | ✕ | 11% | 0% |
| 03:00 | ✕ | 11% | 0% |
| 04:00 | ✕ | 9.7% | 0% |
| 05:00 | ✕ | 10% | 0% |
| 06:00 | ✓ | 67% | 13% |
| 07:00 | ✕ | 2.9% | 26% |
| 08:00 | ✕ | 3.4% | 39% |
| 09:00 | ✕ | 3% | 28% |
| 10:00 | ✕ | 3.2% | 16% |
| 11:00 | ✕ | 3.2% | 4.9% |
| 12:00 | ✕ | 3.2% | 3.3% |
| 13:00 | ✕ | 3.2% | 1.6% |
| 14:00 | ✕ | 3.8% | 0% |
| 15:00 | ✕ | 3.2% | 0% |
| 16:00 | ✕ | 2.6% | 0% |
| 17:00 | ✕ | 2.6% | 0% |
| 18:00 | ✓ | 51% | 0% |
| 19:00 | ✕ | 31% | 0% |
| 20:00 | ✕ | 7.7% | 0% |
| 21:00 | ✕ | 7.7% | 0% |
| 22:00 | ✕ | 8.3% | 0% |
| 23:00 | ✕ | 9.7% | 0% |
| Sat, Mar 14 | |||
| 24:00 | ✕ | 8.6% | 0% |
| 01:00 | ✕ | 8.3% | 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 scoreThis 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/Athens | Blue Hour | High Clouds % | Low Clouds % | Mid-Level Clouds % | Relative Humidity % | Solar Elevation ° | Total Cloud Coverage % | Visibility m | Wind Speed m/s |
|---|---|---|---|---|---|---|---|---|---|
| Wed, Mar 11
Sunrise 06:35
Sunset 18:21 | |||||||||
| 03:00 ☾ | - | 100% | 0% | 100% | 65% | -42° | 100% | 24134m | 5.3m/s |
| 04:00 ☾ | - | 100% | 0% | 100% | 67% | -32° | 100% | 24135m | 5.6m/s |
| 05:00 ☾ | - | 100% | 1% | 100% | 67% | -20° | 100% | 24135m | 5.5m/s |
| 06:00 ☾ | - | 100% | 4% | 100% | 66% | -7.9° | 100% | 24135m | 5.4m/s |
| 07:00 | - | 100% | 5% | 100% | 65% | 4.3° | 100% | 24134m | 5.4m/s |
| 08:00 | - | 100% | 1% | 100% | 64% | 16° | 100% | 24134m | 5.1m/s |
| 09:00 | - | 100% | 0% | 100% | 64% | 27° | 100% | 24135m | 4.8m/s |
| 10:00 | - | 100% | 0% | 100% | 64% | 37° | 100% | 24135m | 4.8m/s |
| 11:00 | - | 100% | 0% | 100% | 63% | 45° | 100% | 24135m | 4.8m/s |
| 12:00 | - | 100% | 0% | 100% | 63% | 49° | 100% | 24135m | 4.5m/s |
| 13:00 | - | 100% | 0% | 100% | 63% | 49° | 100% | 24135m | 4.3m/s |
| 14:00 | - | 89% | 0% | 100% | 63% | 45° | 100% | 24135m | 4.1m/s |
| 15:00 | - | 42% | 0% | 100% | 62% | 37° | 100% | 24135m | 4m/s |
| 16:00 | - | 48% | 0% | 100% | 61% | 27° | 100% | 24135m | 3.7m/s |
| 17:00 | - | 67% | 0% | 100% | 60% | 15° | 100% | 24135m | 2.9m/s |
| 18:00 | - | 99% | 0% | 100% | 60% | 3.8° | 100% | 24135m | 3m/s |
| 19:00 ☾ | - | 100% | 0% | 100% | 63% | -8.4° | 100% | 24134m | 3.7m/s |
| 20:00 ☾ | - | 100% | 0% | 100% | 64% | -20° | 100% | 24134m | 3.8m/s |
| 21:00 ☾ | - | 100% | 0% | 100% | 65% | -32° | 100% | 24135m | 3.8m/s |
| 22:00 ☾ | - | 100% | 0% | 100% | 65% | -43° | 100% | 24135m | 3.9m/s |
| 23:00 ☾ | - | 83% | 0% | 97% | 64% | -51° | 97% | 24135m | 4m/s |
| Thu, Mar 12
Sunrise 06:35
Sunset 18:21 | |||||||||
| 24:00 ☾ | - | 8% | 0% | 19% | 63% | -56° | 22% | 24134m | 4.5m/s |
| 01:00 ☾ | - | 67% | 0% | 5% | 62% | -56° | 67% | 24135m | 5.2m/s |
| 02:00 ☾ | - | 53% | 0% | 5% | 61% | -51° | 53% | 24134m | 6m/s |
| 03:00 ☾ | - | 45% | 0% | 5% | 61% | -42° | 45% | 24135m | 6.3m/s |
| 04:00 ☾ | - | 44% | 0% | 1% | 62% | -31° | 44% | 24134m | 6.4m/s |
| 05:00 ☾ | - | 0% | 0% | 0% | 64% | -20° | 0% | 24134m | 5.9m/s |
| 06:00 ☾ | - | 0% | 0% | 0% | 64% | -7.6° | 0% | 24135m | 5.1m/s |
| 07:00 | - | 0% | 0% | 0% | 62% | 4.6° | 0% | 24134m | 4.8m/s |
| 08:00 | - | 0% | 0% | 0% | 59% | 16° | 0% | 24135m | 5.1m/s |
| 09:00 | - | 0% | 0% | 0% | 58% | 27° | 0% | 24135m | 4.9m/s |
| 10:00 | - | 0% | 0% | 0% | 58% | 37° | 0% | 24135m | 4.6m/s |
| 11:00 | - | 0% | 0% | 0% | 59% | 45° | 0% | 24134m | 4.7m/s |
| 12:00 | - | 0% | 0% | 0% | 60% | 50° | 0% | 24134m | 4.5m/s |
| 13:00 | - | 0% | 0% | 0% | 60% | 50° | 0% | 24134m | 4.6m/s |
| 14:00 | - | 0% | 0% | 0% | 60% | 45° | 0% | 24134m | 5.8m/s |
| 15:00 | - | 0% | 1% | 0% | 60% | 37° | 1% | 24134m | 7.2m/s |
| 16:00 | - | 0% | 0% | 0% | 61% | 27° | 0% | 24135m | 8.2m/s |
| 17:00 | - | 0% | 0% | 0% | 62% | 16° | 0% | 24134m | 8.3m/s |
| 18:00 | - | 5% | 0% | 0% | 62% | 3.9° | 5% | 24135m | 7.8m/s |
| 19:00 ☾ | - | 0% | 0% | 0% | 61% | -8.3° | 0% | 24135m | 6.8m/s |
| 20:00 ☾ | - | 2% | 0% | 0% | 62% | -20° | 2% | 24134m | 6.2m/s |
| 21:00 ☾ | - | 5% | 0% | 0% | 62% | -32° | 5% | 24134m | 5.3m/s |
| 22:00 ☾ | - | 5% | 0% | 0% | 60% | -42° | 5% | 24134m | 4.9m/s |
| 23:00 ☾ | - | 12% | 0% | 0% | 60% | -51° | 12% | 24134m | 5.3m/s |
| Fri, Mar 13
Sunrise 06:33
Sunset 18:22 | |||||||||
| 24:00 ☾ | - | 5% | 0% | 0% | 61% | -56° | 5% | 24134m | 5.6m/s |
| 01:00 ☾ | - | 5% | 0% | 0% | 62% | -56° | 5% | 24134m | 6.6m/s |
| 02:00 ☾ | - | 2% | 0% | 0% | 64% | -50° | 2% | 24135m | 7.6m/s |
| 03:00 ☾ | - | 1% | 0% | 0% | 63% | -42° | 1% | 24134m | 6.7m/s |
| 04:00 ☾ | - | 30% | 0% | 0% | 63% | -31° | 30% | 24134m | 7.4m/s |
| 05:00 ☾ | - | 5% | 0% | 0% | 64% | -19° | 5% | 24134m | 8.1m/s |
| 06:00 ☾ | - | 1% | 0% | 0% | 66% | -7.3° | 1% | 24134m | 8.3m/s |
| 07:00 | - | 5% | 3% | 0% | 67% | 4.9° | 6% | 24135m | 7.7m/s |
| 08:00 | - | 5% | 2% | 0% | 67% | 17° | 5% | 24135m | 6.2m/s |
| 09:00 | - | 4% | 7% | 0% | 66% | 28° | 9% | 24135m | 5.7m/s |
| 10:00 | - | 2% | 13% | 0% | 65% | 38° | 14% | 24135m | 5.1m/s |
| 11:00 | - | 1% | 18% | 0% | 64% | 46° | 18% | 24135m | 4.6m/s |
| 12:00 | - | 1% | 13% | 0% | 64% | 50° | 13% | 24135m | 4.7m/s |
| 13:00 | - | 1% | 7% | 0% | 65% | 50° | 7% | 24135m | 4.8m/s |
| 14:00 | - | 1% | 2% | 0% | 65% | 45° | 2% | 24135m | 4.9m/s |
| 15:00 | - | 34% | 1% | 0% | 65% | 37° | 35% | 24135m | 4.4m/s |
| 16:00 | - | 67% | 1% | 0% | 64% | 27° | 67% | 24135m | 4m/s |
| 17:00 | - | 100% | 0% | 0% | 64% | 16° | 100% | 24135m | 3.5m/s |
| 18:00 | - | 99% | 1% | 0% | 64% | 4.1° | 99% | 24135m | 3.5m/s |
| 19:00 ☾ | - | 99% | 1% | 0% | 64% | -8.1° | 99% | 24135m | 3.4m/s |
| 20:00 ☾ | - | 98% | 2% | 0% | 63% | -20° | 98% | 24135m | 3.4m/s |
| 21:00 ☾ | - | 78% | 1% | 1% | 62% | -32° | 78% | 24135m | 3.4m/s |
| 22:00 ☾ | - | 59% | 1% | 3% | 61% | -42° | 59% | 24135m | 3.3m/s |
| 23:00 ☾ | - | 39% | 0% | 4% | 60% | -51° | 39% | 24135m | 3.2m/s |
| Sat, Mar 14
Sunrise 06:32
Sunset 18:23 | |||||||||
| 24:00 ☾ | - | 55% | 0% | 11% | 61% | -56° | 55% | 24135m | 3.7m/s |
| 01:00 ☾ | - | 72% | 0% | 19% | 63% | -55° | 72% | 24135m | 4.1m/s |
| 02:00 ☾ | - | 88% | 0% | 26% | 64% | -50° | 88% | 24135m | 4.6m/s |
How to read: these inputs help produce the derived score; they are not requirements by themselves.
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