SkyAlmanac

Moon · August 2026

Moon calendar for Dubuque, Iowa, United States: August 2026

Daily moon phases, illumination, moonrise and moonset in Dubuque, Iowa, United States for August 2026. Full moon: August 28, 2026. All times are shown in the local time of Dubuque, Iowa, United States.

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Full moonFriday, August 28, 2026, 2:00 AM
New moonWednesday, August 12, 2026, 10:40 AM
Day Phase Illumination Moonrise Moonset
1 Waning Gibbous 91% 9:35 PM 9:29 AM
2 Waning Gibbous 84% 9:45 PM 10:23 AM
3 Waning Gibbous 75% 10:16 PM 11:37 AM
4 Waning Gibbous 65% 10:27 PM 12:43 PM
5 Last Quarter 53% 11:14 PM 2:14 PM
6 Last Quarter 42% 11:42 PM 3:36 PM
7 Waning Crescent 30% — 4:39 PM
8 Waning Crescent 20% 12:25 AM 6:00 PM
9 Waning Crescent 12% 1:37 AM 6:55 PM
10 Waning Crescent 5% 2:40 AM 7:41 PM
11 Waning Crescent 1% 4:13 AM 8:18 PM
12 New Moon 0% 5:35 AM 8:32 PM
13 Waxing Crescent 1% 6:37 AM 9:16 PM
14 Waxing Crescent 5% 8:05 AM 9:33 PM
15 Waxing Crescent 11% 9:24 AM 9:42 PM
16 Waxing Crescent 19% 10:22 AM 10:13 PM
17 Waxing Crescent 27% 11:34 AM 10:25 PM
18 Waxing Crescent 37% 12:26 PM 10:57 PM
19 First Quarter 46% 1:39 PM 11:35 PM
20 First Quarter 56% 2:30 PM —
21 Waxing Gibbous 65% 3:39 PM 12:11 AM
22 Waxing Gibbous 74% 4:24 PM 12:46 AM
23 Waxing Gibbous 81% 5:24 PM 1:44 AM
24 Waxing Gibbous 88% 5:47 PM 2:35 AM
25 Waxing Gibbous 94% 6:22 PM 3:45 AM
26 Waxing Gibbous 98% 6:36 PM 4:42 AM
27 Full Moon 100% 7:21 PM 5:56 AM
28 Full Moon 100% 7:36 PM 7:12 AM
29 Waning Gibbous 98% 7:49 PM 8:15 AM
30 Waning Gibbous 93% 8:19 PM 9:31 AM
31 Waning Gibbous 87% 8:28 PM 10:26 AM

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Frequently asked questions

When is the full moon in August 2026 in Dubuque, Iowa, United States?

The full moon peaks on Friday, August 28, 2026, 2:00 AM (local time).

When is the new moon in August 2026?

The new moon falls on Wednesday, August 12, 2026, 10:40 AM (local time) — the darkest nights of the month, best for stargazing.

Data: Meeus astronomical algorithms. How we calculate this

More for Dubuque, Iowa, United States

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