Sunrise and sunset times in Mason City, IA

Check out today's and tomorrow's sunrise and sunset times in Mason City, IA, United States, as well as the whole calendar for May 2026.

Today

May 14, 2026 . Current time: 11:05:29 am

Sun rising over the horizon

First light at 5:17:04 am

Sunrise time: 5:48:08 am

Sun setting behind the horizon

Sunset time: 8:30:10 pm

Last light at 9:01:14 pm

Day length: 14 hours, 42 minutes

9 hours, 24 minutes left for today's sunset in Mason City

Moonrise icon Moon rose on May 14 at 03:10 AMMoonset icon Moon will set on May 14 at 05:16 PMMoon phase: 🌘 Waning Crescent (7%)

Tomorrow

May 15, 2026

Sun rising over the horizon

First light at 5:15:54 am

Sunrise time: 5:47:05 am

Sun setting behind the horizon

Sunset time: 8:31:15 pm

Last light at 9:02:26 pm

Day length: 14 hours, 44 minutes

Tomorrow will be approximately 2 minutes longer than today in Mason City

Moonrise icon Moon will rise on May 15 at 03:37 AMMoonset icon Moon will set on May 15 at 06:38 PMMoon phase: 🌘 Waning Crescent (1%)
Map of Mason City, Iowa

Shortest day in Mason City, IA

The shortest day of the year will be in around 8 months, during the winter solstice on December 21, 2026, with a daylight length of 9 hours and 2 minutes.

Longest day in Mason City, IA

The longest day of the year will be in 1 month and 5 days, during the summer solstice on June 20, 2026, with a daylight length of 15 hours and 26 minutes.
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Why the Shortest Day Is Not the Day With the Earliest Sunset or Latest Sunrise

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How Are Sunsets in Other Planets in Our Solar System?

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When Is the Shortest Day of the Year?

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How Long After Sunset Does It Get Dark?

What Is the Difference Between Golden Hour and Alpenglow?

What Is the Difference Between Golden Hour and Alpenglow?


May 2026 - Mason City, Iowa - Sunrise and sunset calendar

Sunrise and sunset times, civil twilight start and end times as well as solar noon, and day length for every day of May in Mason City.

The day length increases by 1 hour, 0 minutes over the course of May 2026 in Mason City, IA - from 14 hours, 11 minutes on the first day to 15 hours, 12 minutes on the last day.

  
Day Twilight Start Sunrise Sunset Twilight End Day Length Day Length Variation Solar Noon Info Time of day when the sun reaches its highest point in the sky. Max Sun Altitude Nautical Twilight Start Nautical Twilight End Astronomical Twilight Start Astronomical Twilight End Night Length Info Calculated form this day's sunset to the next day's sunrise. Moon phase
Fri, May 1 5:34:33 am 6:04:10 am 8:15:34 pm 8:45:12 pm 14h 11m 24s 14h 11m 24s 1:09:52 pm 58.4° 4:56:09 am 9:23:36 pm 4:13:54 am 10:05:51 pm 9h 47m 14s 🌕 (100%)
Sat, May 2 5:33:04 am 6:02:48 am 8:16:43 pm 8:46:27 pm 14h 13m 55s 2m 31s 1:09:46 pm 58.7° 4:54:28 am 9:25:03 pm 4:11:54 am 10:07:37 pm 9h 44m 43s 🌖 (100%)
Sun, May 3 5:31:36 am 6:01:26 am 8:17:52 pm 8:47:43 pm 14h 16m 26s 2m 31s 1:09:39 pm 59° 4:52:49 am 9:26:30 pm 4:09:56 am 10:09:23 pm 9h 42m 15s 🌖 (98%)
Mon, May 4 5:30:10 am 6:00:07 am 8:19:01 pm 8:48:58 pm 14h 18m 54s 2m 28s 1:09:34 pm 59.3° 4:51:11 am 9:27:57 pm 4:07:58 am 10:11:10 pm 9h 39m 47s 🌖 (94%)
Tue, May 5 5:28:45 am 5:58:48 am 8:20:10 pm 8:50:13 pm 14h 21m 22s 2m 28s 1:09:29 pm 59.6° 4:49:34 am 9:29:24 pm 4:06:01 am 10:12:57 pm 9h 37m 21s 🌖 (89%)
Wed, May 6 5:27:21 am 5:57:31 am 8:21:18 pm 8:51:28 pm 14h 23m 47s 2m 25s 1:09:24 pm 59.8° 4:47:58 am 9:30:50 pm 4:04:04 am 10:14:45 pm 9h 34m 57s 🌖 (83%)
Thu, May 7 5:25:59 am 5:56:15 am 8:22:26 pm 8:52:42 pm 14h 26m 11s 2m 24s 1:09:21 pm 60.1° 4:46:24 am 9:32:17 pm 4:02:09 am 10:16:32 pm 9h 32m 35s 🌖 (75%)
Fri, May 8 5:24:38 am 5:55:01 am 8:23:33 pm 8:53:57 pm 14h 28m 32s 2m 21s 1:09:17 pm 60.4° 4:44:51 am 9:33:44 pm 4:00:15 am 10:18:20 pm 9h 30m 15s 🌖 (66%)
Sat, May 9 5:23:18 am 5:53:48 am 8:24:41 pm 8:55:11 pm 14h 30m 53s 2m 21s 1:09:14 pm 60.7° 4:43:19 am 9:35:10 pm 3:58:22 am 10:20:07 pm 9h 27m 56s 🌖 (57%)
Sun, May 10 5:22:00 am 5:52:37 am 8:25:48 pm 8:56:24 pm 14h 33m 11s 2m 18s 1:09:12 pm 60.9° 4:41:49 am 9:36:36 pm 3:56:29 am 10:21:55 pm 9h 25m 39s 🌗 (47%)
Mon, May 11 5:20:44 am 5:51:27 am 8:26:54 pm 8:57:38 pm 14h 35m 27s 2m 16s 1:09:11 pm 61.2° 4:40:20 am 9:38:01 pm 3:54:39 am 10:23:43 pm 9h 23m 25s 🌘 (37%)
Tue, May 12 5:19:29 am 5:50:19 am 8:28:00 pm 8:58:50 pm 14h 37m 41s 2m 14s 1:09:10 pm 61.4° 4:38:53 am 9:39:27 pm 3:52:49 am 10:25:30 pm 9h 21m 13s 🌘 (27%)
Wed, May 13 5:18:16 am 5:49:13 am 8:29:05 pm 9:00:03 pm 14h 39m 52s 2m 11s 1:09:09 pm 61.7° 4:37:27 am 9:40:52 pm 3:51:01 am 10:27:18 pm 9h 19m 3s 🌘 (18%)
Thu, May 14 5:17:04 am 5:48:08 am 8:30:10 pm 9:01:14 pm 14h 42m 2s 2m 10s 1:09:09 pm 61.9° 4:36:03 am 9:42:16 pm 3:49:14 am 10:29:05 pm 9h 16m 55s 🌘 (10%)
Fri, May 15 5:15:54 am 5:47:05 am 8:31:15 pm 9:02:26 pm 14h 44m 10s 2m 8s 1:09:10 pm 62.2° 4:34:40 am 9:43:40 pm 3:47:28 am 10:30:52 pm 9h 14m 49s 🌘 (4%)
Sat, May 16 5:14:46 am 5:46:04 am 8:32:19 pm 9:03:36 pm 14h 46m 15s 2m 5s 1:09:11 pm 62.4° 4:33:20 am 9:45:03 pm 3:45:45 am 10:32:38 pm 9h 12m 45s 🌘 (1%)
Sun, May 17 5:13:40 am 5:45:04 am 8:33:22 pm 9:04:46 pm 14h 48m 18s 2m 3s 1:09:13 pm 62.6° 4:32:01 am 9:46:25 pm 3:44:02 am 10:34:24 pm 9h 10m 44s 🌑 (0%)
Mon, May 18 5:12:35 am 5:44:06 am 8:34:24 pm 9:05:55 pm 14h 50m 18s 2m 0s 1:09:15 pm 62.8° 4:30:44 am 9:47:47 pm 3:42:22 am 10:36:09 pm 9h 8m 46s 🌒 (3%)
Tue, May 19 5:11:33 am 5:43:10 am 8:35:26 pm 9:07:04 pm 14h 52m 16s 1m 58s 1:09:18 pm 63° 4:29:29 am 9:49:08 pm 3:40:43 am 10:37:54 pm 9h 6m 50s 🌒 (8%)
Wed, May 20 5:10:32 am 5:42:16 am 8:36:27 pm 9:08:11 pm 14h 54m 11s 1m 55s 1:09:22 pm 63.2° 4:28:16 am 9:50:28 pm 3:39:06 am 10:39:37 pm 9h 4m 57s 🌒 (16%)
Thu, May 21 5:09:33 am 5:41:24 am 8:37:28 pm 9:09:18 pm 14h 56m 4s 1m 53s 1:09:26 pm 63.5° 4:27:05 am 9:51:47 pm 3:37:32 am 10:41:20 pm 9h 3m 6s 🌒 (26%)
Fri, May 22 5:08:37 am 5:40:34 am 8:38:27 pm 9:10:24 pm 14h 57m 53s 1m 49s 1:09:30 pm 63.6° 4:25:56 am 9:53:05 pm 3:35:59 am 10:43:02 pm 9h 1m 18s 🌒 (36%)
Sat, May 23 5:07:42 am 5:39:45 am 8:39:25 pm 9:11:29 pm 14h 59m 40s 1m 47s 1:09:35 pm 63.8° 4:24:49 am 9:54:22 pm 3:34:28 am 10:44:42 pm 8h 59m 34s 🌓 (47%)
Sun, May 24 5:06:49 am 5:38:59 am 8:40:23 pm 9:12:33 pm 15h 1m 24s 1m 44s 1:09:41 pm 64° 4:23:44 am 9:55:38 pm 3:33:00 am 10:46:22 pm 8h 57m 51s 🌔 (58%)
Mon, May 25 5:05:58 am 5:38:14 am 8:41:20 pm 9:13:35 pm 15h 3m 6s 1m 42s 1:09:47 pm 64.2° 4:22:42 am 9:56:52 pm 3:31:34 am 10:48:00 pm 8h 56m 12s 🌔 (68%)
Tue, May 26 5:05:10 am 5:37:32 am 8:42:15 pm 9:14:37 pm 15h 4m 43s 1m 37s 1:09:53 pm 64.4° 4:21:42 am 9:58:05 pm 3:30:10 am 10:49:36 pm 8h 54m 36s 🌔 (77%)
Wed, May 27 5:04:24 am 5:36:51 am 8:43:10 pm 9:15:37 pm 15h 6m 19s 1m 36s 1:10:00 pm 64.5° 4:20:44 am 9:59:17 pm 3:28:49 am 10:51:11 pm 8h 53m 3s 🌔 (85%)
Thu, May 28 5:03:39 am 5:36:13 am 8:44:03 pm 9:16:37 pm 15h 7m 50s 1m 31s 1:10:08 pm 64.7° 4:19:48 am 10:00:27 pm 3:27:31 am 10:52:45 pm 8h 51m 34s 🌔 (91%)
Fri, May 29 5:02:57 am 5:35:37 am 8:44:55 pm 9:17:34 pm 15h 9m 18s 1m 28s 1:10:16 pm 64.9° 4:18:56 am 10:01:36 pm 3:26:16 am 10:54:16 pm 8h 50m 7s 🌔 (96%)
Sat, May 30 5:02:18 am 5:35:02 am 8:45:46 pm 9:18:31 pm 15h 10m 44s 1m 26s 1:10:24 pm 65° 4:18:05 am 10:02:43 pm 3:25:03 am 10:55:45 pm 8h 48m 44s 🌔 (99%)
Sun, May 31 5:01:40 am 5:34:30 am 8:46:36 pm 9:19:26 pm 15h 12m 6s 1m 22s 1:10:33 pm 65.1° 4:17:17 am 10:03:49 pm 3:23:53 am 10:57:13 pm 8h 47m 24s 🌕 (100%)

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Year distribution of sunrise and sunset times in Mason City, IA - 2026

The followin graph shows sunrise and sunset times in Mason City, IA for every day of the year. There are two jumps in the graph that represent the hour change for Daylight Saving Time (DST) in Mason City, IA.


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