In the next few hours, one of those moments occurs that generates a mixture of amazement and curiosity among people. The moon will appear larger and brighter than usualcreating a stunning visual effect. A phenomenon that occurs when… … The full moon coincides with perigee, which is the point in its orbit where it is closest to Earth.
Because of this proximity, its apparent size increases and the light intensifies. This is known as the December 2025 supermoon, also known as Cold moon, They appear 8% larger and 15% brighter than normal.
Each supermoon is named after Northern Hemisphere traditions that reflect seasonal cycles.: The “Harvest Moon” marks the end of summer and the beginning of fall, the “Beaver Moon” indicates the time when these animals prepare their burrows before winter, and the “Cold Moon” heralds the longest and coldest nights of the year, as is the case here.
What time does the supermoon appear in December 2025?
December’s supermoon will reach its maximum splendor on Early morning from Thursday 4th to Friday 5th December at 0:14 (Spanish Peninsular Time), the moment when perigee coincides with the moon in its full phase.
Astronomical calendar for December 🔭
🌕Day five: Full moon.
🌖 Day Seven: The Moon’s conjunction with Jupiter.
🌗 Day eleven: The moon is in the waning quarter.
🌑 Day 20: New Moon.
🌠Night 13-14: Maximum Gemini.
🌠 Night 21-22: Maximum Ursids.
❄️ Day 21: Solstice… https://t.co/ErLBvKFKA8– National Geographic Institute-OACNIG (IGNSpain) December 2, 2025
In Spain, the moon will be visible from sunset on Thursday, where it will rise between 5:00 p.m. And 6:00 pm. Depending on the region.
How and where can the supermoon be seen in December 2025?
To observe the giant moon in all its glory, astronomers recommend looking for high places with a clear horizon Look east after sunsetWhen an optical illusion makes it appear larger on the horizon.
In Spain, areas such as natural viewpoints or open fields facilitate observation, especially at the beginning of the night.