Mason City, Iowa

Mason City Sunrise and Sunset Times, December 2025

In December 2025, sunrise in Mason City moves from 7:25 AM on the 1st to 7:45 AM on the 31st, and sunset from 4:39 PM to 4:48 PM. Days get 10 minutes 26 seconds shorter over the month.

Daylight on the 1st9h 13mDecember 1, 2025

Daylight on the 31st9h 03mDecember 31, 2025

Change over the month−0h 10mlosing about 0.3 min a day

Time zoneCSTAmerica/Chicago

Daily table, December 2025

Date	First light	Sunrise	Sunset	Last light	Day length	Change	Moon
1 Mon	6:53 AM	7:25 AM	4:39 PM	5:10 PM	9h 13m	−1m 25s
2 Tue	6:54 AM	7:26 AM	4:38 PM	5:10 PM	9h 12m	−1m 21s
3 Wed	6:55 AM	7:27 AM	4:38 PM	5:10 PM	9h 11m	−1m 18s
4 Thu	6:56 AM	7:28 AM	4:38 PM	5:10 PM	9h 10m	−1m 13s	Full Moon
5 Fri	6:57 AM	7:29 AM	4:38 PM	5:10 PM	9h 08m	−1m 10s
6 Sat	6:58 AM	7:30 AM	4:38 PM	5:10 PM	9h 07m	−1m 06s
7 Sun	6:59 AM	7:31 AM	4:37 PM	5:10 PM	9h 06m	−1m 03s
8 Mon	7:00 AM	7:32 AM	4:37 PM	5:10 PM	9h 05m	−0m 58s
9 Tue	7:01 AM	7:33 AM	4:37 PM	5:10 PM	9h 04m	−0m 54s
10 Wed	7:02 AM	7:34 AM	4:38 PM	5:10 PM	9h 04m	−0m 50s
11 Thu	7:02 AM	7:35 AM	4:38 PM	5:10 PM	9h 03m	−0m 45s	Last Quarter
12 Fri	7:03 AM	7:36 AM	4:38 PM	5:10 PM	9h 02m	−0m 42s
13 Sat	7:04 AM	7:36 AM	4:38 PM	5:10 PM	9h 01m	−0m 37s
14 Sun	7:05 AM	7:37 AM	4:38 PM	5:11 PM	9h 01m	−0m 32s
15 Mon	7:05 AM	7:38 AM	4:38 PM	5:11 PM	9h 00m	−0m 29s
16 Tue	7:06 AM	7:39 AM	4:39 PM	5:11 PM	9h 00m	−0m 24s
17 Wed	7:07 AM	7:39 AM	4:39 PM	5:11 PM	9h 00m	−0m 19s
18 Thu	7:07 AM	7:40 AM	4:39 PM	5:12 PM	8h 59m	−0m 15s
19 Fri	7:08 AM	7:40 AM	4:40 PM	5:12 PM	8h 59m	−0m 11s	New Moon
20 Sat	7:08 AM	7:41 AM	4:40 PM	5:13 PM	8h 59m	−0m 06s
21 Sun	7:09 AM	7:42 AM	4:41 PM	5:13 PM	8h 59m	−0m 02s
22 Mon	7:09 AM	7:42 AM	4:41 PM	5:14 PM	8h 59m	+0m 03s
23 Tue	7:10 AM	7:42 AM	4:42 PM	5:14 PM	8h 59m	+0m 07s
24 Wed	7:10 AM	7:43 AM	4:42 PM	5:15 PM	9h 00m	+0m 12s
25 Thu	7:11 AM	7:43 AM	4:43 PM	5:16 PM	9h 00m	+0m 17s
26 Fri	7:11 AM	7:44 AM	4:44 PM	5:16 PM	9h 00m	+0m 20s
27 Sat	7:11 AM	7:44 AM	4:44 PM	5:17 PM	9h 01m	+0m 26s	First Quarter
28 Sun	7:12 AM	7:44 AM	4:45 PM	5:18 PM	9h 01m	+0m 29s
29 Mon	7:12 AM	7:44 AM	4:46 PM	5:18 PM	9h 02m	+0m 34s
30 Tue	7:12 AM	7:44 AM	4:47 PM	5:19 PM	9h 02m	+0m 39s
31 Wed	7:12 AM	7:45 AM	4:48 PM	5:20 PM	9h 03m	+0m 42s

First and last light are civil dawn and dusk, when the sun is 6° below the horizon. Times are local and rounded to the minute.

Other months in 2025

December 2026 · December 2027 · December 2028 · Today in Mason City · Golden hour · Moon

December 2025 in nearby places

Questions about December in Mason City

What time is sunrise in Mason City in December 2025?

Sunrise moves from 7:25 AM on December 1 to 7:45 AM on December 31, local time.

What time is sunset in Mason City in December 2025?

Sunset moves from 4:39 PM on December 1 to 4:48 PM on December 31, local time.

How much daylight does Mason City gain or lose in December?

Days get 10 minutes 26 seconds shorter over December 2025, from 9 hours, 13 minutes to 9 hours, 3 minutes.