Moon in Teresina Today — Waning Gibbous

Current lunar phase and 30-day moon calendar for Teresina, Brazil. Updated hourly.

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Teresina, BrazilMay 3, 2026

Waning Gibbous

96% illuminated · 16.7 days into cycle

Lunar Data for Teresina — Today

Moonrise7:15 PM
Moonset7:19 AM
Phase🌖 Waning Gibbous
Illumination96%
Moon Age16.7 days into lunar cycle
Distance404,863 km
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Next Full Moon

May 30, 2026

Flower Moon

in 28 days

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Next New Moon

May 15, 2026

in 13 days

Moon in Teresina — Did You Know?

  • ·Teresina's central Piauí position maintains indigenous and colonial traditions linking the moon to river navigation and agriculture.
  • ·Teresina's interior Piauí location features flat, open terrain with minimal light pollution perfect for lunar observation.
  • ·Teresina at latitude -5.0892° S experiences a maximum lunar altitude of 90°. The moon arcs through the northern sky, with the moon's highest point occurring when it crosses the meridian.

30-Day Moon Phase Calendar — Teresina

DatePhaseIllumination
Today🌖Waning Gibbous96%
May 4🌖Waning Gibbous91%
May 5🌖Waning Gibbous84%
May 6🌖Waning Gibbous75%
May 7🌗Last Quarter66%
May 8🌗Last Quarter55%
May 9🌗Last Quarter45%
May 10🌗Last Quarter34%
May 11🌘Waning Crescent25%
May 12🌘Waning Crescent16%
May 13🌘Waning Crescent9%
May 14🌘Waning Crescent4%
May 15🌑New Moon1%
May 16🌑New Moon0%
May 17🌑New Moon1%
May 18🌒Waxing Crescent5%
May 19🌒Waxing Crescent11%
May 20🌒Waxing Crescent18%
May 21🌒Waxing Crescent27%
May 22🌓First Quarter37%
May 23🌓First Quarter47%
May 24🌓First Quarter58%
May 25🌓First Quarter68%
May 26🌔Waxing Gibbous78%
May 27🌔Waxing Gibbous86%
May 28🌔Waxing Gibbous92%
May 29🌕Full Moon97%
May 30🌕Full Moon100%
May 31🌕Full Moon100%
Jun 1🌕Full Moon98%

Frequently Asked Questions

Tonight the moon in Teresina is in the Waning Gibbous phase. It is 96% illuminated and 16.7 days into the current lunar cycle. Moon phases are the same worldwide — only the exact local clock time of moonrise and moonset differs by location.
The next full moon occurs on May 30, 2026, which is 28 days from today. During a full moon the Moon is 100% illuminated as seen from Earth.
The next new moon occurs on May 15, 2026, in 13 days. The new moon marks the start of a fresh 29.5-day lunar cycle and is not visible in the night sky.
A lunar (synodic) cycle lasts approximately 29 days, 12 hours, 44 minutes — or 29.53 days. It runs from one new moon to the next, passing through 8 distinct phases: New Moon, Waxing Crescent, First Quarter, Waxing Gibbous, Full Moon, Waning Gibbous, Last Quarter, and Waning Crescent.
No — the moon phase (the fraction of the Moon illuminated) is the same everywhere on Earth at any given moment. However, moonrise and moonset times, as well as the moon's altitude in the sky, vary by location. The moon also appears upside-down in the Southern Hemisphere compared to the Northern Hemisphere.
The moon rises at approximately 7:15 PM local time in Teresina tonight. Moonrise shifts about 50 minutes later each night as the Moon moves eastward along its orbit, completing a full cycle roughly every 29.5 days.
The next full moon on May 30, 2026 is known as the Flower Moon. These traditional names — originating with Native American tribes and later adopted in the Farmer's Almanac — each reflect a seasonal event or natural phenomenon of that month visible from the Northern Hemisphere.
No — the Moon is currently at approximately 404,863 km, a typical orbital distance. A supermoon occurs when a full moon coincides with the Moon being within roughly 360,000 km of Earth (near perigee). The Moon's distance varies between ~356,500 km (perigee) and ~406,700 km (apogee) over each ~27.3-day anomalistic month.
From Teresina at 5.1°S latitude, the full moon's maximum altitude above the horizon varies by season. In the local hemisphere's winter — when the full moon is opposite a low winter sun — it can reach roughly 90° above the horizon. In summer it arcs lower, around 61°. This seasonal variation is the same reason the sun is high in summer and low in winter.
The Moon's phase is identical everywhere on Earth simultaneously. However, its orientation in the sky differs by hemisphere: in the Northern Hemisphere the waxing crescent curves to the left; in the Southern Hemisphere it curves to the right. From Teresina at 5.1°S, the Moon arcs through the northern sky. Moonrise and moonset times also differ by longitude — a city 15° to the east sees the Moon rise roughly 1 hour earlier.

From the Blog

Data verified by Dr. Meera Iyer, Astrophysicist · Sources: Jean Meeus' Astronomical Algorithms · Methodology
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