Kourou, French Guiana

Thursday, July 31, 2025

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Kourou, French Guiana

That morning

Sunrise

6:26 AM

6:26 AM

6:04 AM Blue hour
6:26 AM Sunrise
6:55 AM Golden hour ends

Sunset

6:47 PM

6:47 PM

Too far ahead for a weather forecast. These are the sun's own times - they will not change.

6:18 PM Golden hour
6:47 PM Sunset
7:09 PM Blue hour ends

Meteor shower

Perseids

Active, around 15 an hour

Best around 4:47 AM

The night8:17 PM – 4:56 AM+1

Very LowExcellent
Radiant climbs to
31°
Under a perfect sky
100/hour
Moonlight
No interference
Speed
59 km/s

The rate at the top is how many you might really see from a dark spot here, allowing for how high the shower climbs and for moonlight. "Under a perfect sky" is the best case. The bar also counts the forecast cloud at the best time, so a clouded-out night sits at the bottom, as does rain on the radar now.

The most dependable shower of the year, on warm summer nights in the north.

Meteor shower

Southern Delta Aquariids

Active, around 10 an hour

Best around 2:32 AM

The night8:17 PM – 4:56 AM+1

Very LowExcellent
Radiant climbs to
68°
Under a perfect sky
25/hour
Moonlight
No interference
Speed
41 km/s

The rate at the top is how many you might really see from a dark spot here, allowing for how high the shower climbs and for moonlight. "Under a perfect sky" is the best case. The bar also counts the forecast cloud at the best time, so a clouded-out night sits at the bottom, as does rain on the radar now.

Stays near its best for several nights, not just one.

Milky Way

Milky Way

Poor viewing

Visible from 11:50 PM

Very LowExcellent
Visible, no moon
11:50 PM to 2:50 AM
Where to look
Southwestern horizon, up to 43° above it
Highest at
11:50 PM
Sky fully dark
8:00 PM to 5:13 AM
Sky darkness
Limited
Cloud
Not forecast yet

The bright center of the Milky Way: when it is above the horizon with the sky fully dark and the Moon set, brought down for how dark the sky is here (estimated from the towns around by Walker's law) and for cloud where the forecast reaches.

Moon

First quarter

41% lit

11:39 AM – 11:48 PM

ESE WSW
11:39 AM Moonrise
11:56 AM 4°
5:43 PM Highest, 70°
11:31 PM 4°
11:48 PM Moonset

Between the two 4° marks the Moon is clear of haze and most of what stands on the horizon.

Timetable

  • Morning blue hour 6:04 AM–6:26 AM
  • Morning best color 6:11 AM
  • Sunrise 6:26 AM
  • Morning golden hour 6:26 AM–6:55 AM
  • Moonrise 11:40 AM
  • Evening golden hour 6:18 PM–6:47 PM
  • Sunset 6:47 PM
  • Evening blue hour 6:47 PM–7:09 PM
  • Evening best color 7:02 PM
  • Fully dark 8:00 PM–5:13 AM
  • Moonset 11:48 PM
  • Dark, no Moon 11:50 PM–5:13 AM

Upcoming celestial events for Kourou, French Guiana

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