Moon Phases December 2026 in Gresham, Oregon

Gresham, Oregon, United States

Daily moon phases, illumination, moonrise and moonset for Gresham, in local time (America/Los_Angeles). Next full moon: Cold Moon on Wednesday, December 23.

Waning Crescent, 43.9% illuminated

Gresham · Tuesday, December 1, 2026

Waning Crescent

Illumination
43.9%
Moon age
22.5 days
Distance
380,659 km
Moonrise
—
Moonset
12:49 PM
Highest
6:25 AM

Next: New Moon on Tue, Dec 8 at 4:51 PM. Cold Moon in 22 days.

In the final days of the lunar month the Moon is a waning crescent, rising in the east a few hours before the Sun and fading into the dawn.

Click any day in the calendar or pick a date above to see its details here.

December 2026 calendar

1 Tue
Waning Crescent 44%
Rise
—
Set
12:49 PM
Tuesday, December 1: Waning Crescent, 44% illuminated. Select to see details.
2 Wed
Waning Crescent 34%
Rise
12:59 AM
Set
1:07 PM
Wednesday, December 2: Waning Crescent, 34% illuminated. Select to see details.
3 Thu
Waning Crescent 24%
Rise
2:09 AM
Set
1:25 PM
Thursday, December 3: Waning Crescent, 24% illuminated. Select to see details.
4 Fri
Waning Crescent 16%
Rise
3:18 AM
Set
1:45 PM
Friday, December 4: Waning Crescent, 16% illuminated. Select to see details.
5 Sat
Waning Crescent 10%
Rise
4:27 AM
Set
2:07 PM
Saturday, December 5: Waning Crescent, 10% illuminated. Select to see details.
6 Sun
Waning Crescent 5%
Rise
5:36 AM
Set
2:34 PM
Sunday, December 6: Waning Crescent, 5% illuminated. Select to see details.
7 Mon
Waning Crescent 2%
Rise
6:43 AM
Set
3:08 PM
Monday, December 7: Waning Crescent, 2% illuminated. Select to see details.
8 Tue
New Moon
Rise
7:46 AM
Set
3:50 PM
Tuesday, December 8: New Moon, 0% illuminated. Select to see details.
9 Wed
Waxing Crescent 1%
Rise
8:41 AM
Set
4:40 PM
Wednesday, December 9: Waxing Crescent, 1% illuminated. Select to see details.
10 Thu
Waxing Crescent 3%
Rise
9:28 AM
Set
5:38 PM
Thursday, December 10: Waxing Crescent, 3% illuminated. Select to see details.
11 Fri
Waxing Crescent 7%
Rise
10:05 AM
Set
6:41 PM
Friday, December 11: Waxing Crescent, 7% illuminated. Select to see details.
12 Sat
Waxing Crescent 12%
Rise
10:35 AM
Set
7:47 PM
Saturday, December 12: Waxing Crescent, 12% illuminated. Select to see details.
13 Sun
Waxing Crescent 19%
Rise
10:59 AM
Set
8:53 PM
Sunday, December 13: Waxing Crescent, 19% illuminated. Select to see details.
14 Mon
Waxing Crescent 27%
Rise
11:20 AM
Set
9:59 PM
Monday, December 14: Waxing Crescent, 27% illuminated. Select to see details.
15 Tue
Waxing Crescent 36%
Rise
11:38 AM
Set
11:06 PM
Tuesday, December 15: Waxing Crescent, 36% illuminated. Select to see details.
16 Wed
First Quarter
Rise
11:55 AM
Set
—
Wednesday, December 16: First Quarter, 46% illuminated. Select to see details.
17 Thu
Waxing Gibbous 56%
Rise
12:12 PM
Set
12:13 AM
Thursday, December 17: Waxing Gibbous, 56% illuminated. Select to see details.
18 Fri
Waxing Gibbous 66%
Rise
12:32 PM
Set
1:23 AM
Friday, December 18: Waxing Gibbous, 66% illuminated. Select to see details.
19 Sat
Waxing Gibbous 76%
Rise
12:54 PM
Set
2:37 AM
Saturday, December 19: Waxing Gibbous, 76% illuminated. Select to see details.
20 Sun
Waxing Gibbous 85%
Rise
1:23 PM
Set
3:55 AM
Sunday, December 20: Waxing Gibbous, 85% illuminated. Select to see details.
21 Mon
Waxing Gibbous 93%
Rise
2:00 PM
Set
5:17 AM
Monday, December 21: Waxing Gibbous, 93% illuminated. Select to see details.
22 Tue
Waxing Gibbous 98%
Rise
2:52 PM
Set
6:38 AM
Tuesday, December 22: Waxing Gibbous, 98% illuminated. Select to see details.
23 Wed
Cold Moon
Rise
3:59 PM
Set
7:50 AM
Wednesday, December 23: Full Moon, 100% illuminated. Select to see details.
24 Thu
Waning Gibbous 99%
Rise
5:19 PM
Set
8:48 AM
Thursday, December 24: Waning Gibbous, 99% illuminated. Select to see details.
25 Fri
Waning Gibbous 95%
Rise
6:45 PM
Set
9:32 AM
Friday, December 25: Waning Gibbous, 95% illuminated. Select to see details.
26 Sat
Waning Gibbous 89%
Rise
8:10 PM
Set
10:05 AM
Saturday, December 26: Waning Gibbous, 89% illuminated. Select to see details.
27 Sun
Waning Gibbous 80%
Rise
9:30 PM
Set
10:31 AM
Sunday, December 27: Waning Gibbous, 80% illuminated. Select to see details.
28 Mon
Waning Gibbous 71%
Rise
10:46 PM
Set
10:52 AM
Monday, December 28: Waning Gibbous, 71% illuminated. Select to see details.
29 Tue
Waning Gibbous 60%
Rise
11:58 PM
Set
11:12 AM
Tuesday, December 29: Waning Gibbous, 60% illuminated. Select to see details.
30 Wed
Last Quarter
Rise
—
Set
11:30 AM
Wednesday, December 30: Last Quarter, 50% illuminated. Select to see details.
31 Thu
Waning Crescent 39%
Rise
1:09 AM
Set
11:50 AM
Thursday, December 31: Waning Crescent, 39% illuminated. Select to see details.

Times are local to Gresham (America/Los_Angeles). A dash means the moon does not rise or set on that date.

Moon phases in December 2026

PhaseLocal date and timeUTC
New Moon Tue, Dec 8 at 4:51 PM Dec 9, 00:51
First Quarter Wed, Dec 16 at 9:42 PM Dec 17, 05:42
Full Moon · Cold Moon Wed, Dec 23 at 5:28 PM Dec 24, 01:28
Last Quarter Wed, Dec 30 at 10:59 AM Dec 30, 18:59

About the Waning Crescent

In the final days of the lunar month the Moon is a waning crescent, rising in the east a few hours before the Sun and fading into the dawn. The sliver thins each morning until it disappears into the sunrise glow a day or so before new moon.

Earthshine often lights the dark part of the disc at this phase, and the crescent sits close to the brightest morning planets, making for striking pre-dawn pairings.

Lore and folklore

The old moon of the morning was widely seen as a time to let go: to finish, clear out and rest before the new cycle. Farmers avoided planting and used the days for weeding and clearing ground.

Some traditions called it the balsamic or dark moon and treated its last days as a quiet pause, much as the week is given a day of rest.

Trivia

  • The waning crescent is the phase people see least, simply because it is only up before sunrise.
  • The thinnest crescents are visible only a day from new moon, low in the brightening dawn.
  • The phases repeat every 29.53 days on average, but individual lunar months vary by more than 13 hours.
  • Because the Moon rises later each day, the waning crescent moves from midnight to dawn within a week.

Select any day in the calendar to read about its phase.

This month's full moon: the Cold Moon

The December full moon, when winter cold takes hold and nights are longest.

The Long Night Moon, for the night nearest the winter solstice, and the Moon before Yule are older names. It is the highest-riding full moon of the year in the northern hemisphere, opposite the low December sun.

Lore

December's moon comes with the deepest cold and the longest nights, hence the Cold Moon and Long Night Moon. In Anglo-Saxon tradition it was the Moon before Yule, and its light on snow made the long nights unusually bright.

Trivia

  • The Cold Moon rides highest of all full moons in the northern hemisphere, opposite the low solstice Sun.
  • Around the December solstice the full moon is above the horizon for more than 15 hours at 50 degrees north.
  • The Cold Moon is usually the last full moon of the year, but some years a thirteenth follows it as a Blue Moon.

All Cold Moon dates ›

Gardening by the Moon in December 2026

  • Dec 1 to Dec 8 · Rest and tend: Rest days for the soil: weed, cultivate, turn compost, harvest crops for storage, prune to discourage regrowth, prepare beds. Avoid sowing.
  • Dec 9 to Dec 16 · Leafy crops: Sow leafy crops and above-ground annuals whose seeds form outside the fruit: lettuce, spinach, cabbage, broccoli, celery, herbs. Transplant seedlings. Mow to encourage growth.
  • Dec 17 to Dec 23 · Fruiting crops: Sow above-ground crops whose seeds form inside the fruit: beans, peas, tomatoes, peppers, squash, cucumbers, melons. Graft, repot and sow lawns.
  • Dec 24 to Dec 30 · Root crops: Plant root crops and anything that overwinters: carrots, beets, potatoes, onions, garlic, bulbs, perennials, trees and shrubs. Prune to slow growth.
  • Dec 31 · Rest and tend: Rest days for the soil: weed, cultivate, turn compost, harvest crops for storage, prune to discourage regrowth, prepare beds. Avoid sowing.

Full planting calendar for December › · How gardening by the moon works

How to read this moon calendar

Each day shows the Moon as it looks from Gresham at midday local time, with the illuminated percentage, moonrise and moonset. Days with a principal phase show the exact local time the phase occurs. Because the Moon moves about 50 minutes later each day, roughly once a month there is a date with no moonrise or no moonset at all.

The eight phases of the Moon

New Moon

New Moon

The Moon sits between Earth and the Sun. Its lit side faces away from us, so it is invisible in the night sky. A new lunar month begins.

Waxing Crescent

Waxing Crescent

A thin sliver grows each evening after sunset. Look low in the west shortly after dusk.

First Quarter

First Quarter

Half the disc is lit. The Moon rises around midday and sets around midnight, so it is high in the sky at sunset.

Waxing Gibbous

Waxing Gibbous

More than half lit and growing. It rises in the afternoon and shines most of the night.

Full Moon

Full Moon

The whole face is lit. It rises at sunset and sets at sunrise. Each full moon carries a traditional name.

Waning Gibbous

Waning Gibbous

The lit portion shrinks. It rises after sunset and is still up in the morning sky.

Last Quarter

Last Quarter

Half lit again, on the opposite side. It rises around midnight and is best seen in the early morning.

Waning Crescent

Waning Crescent

A thinning sliver before dawn in the east, fading toward the next new moon.

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