Nagano sunrise and sunset in December 2026

Earliest sunrise06:40day 1

Latest sunrise06:59day 31

Earliest sunset16:31day 6

Latest sunset16:41day 31

Day length change in the month−9m 29s

Day	Dawn	Sunrise	Noon	Sunset	Dusk	Day length	vs prev. day
1 Tue	06:12	06:40	11:36	16:32	17:00	9 h 51 min	−1m 08s
2 Wed	06:13	06:41	11:37	16:31	17:00	9 h 50 min	−1m 05s
3 Thu	06:14	06:42	11:37	16:31	17:00	9 h 49 min	−1m 02s
4 Fri	06:15	06:43	11:37	16:31	17:00	9 h 48 min	−59s
5 Sat	06:16	06:44	11:38	16:31	17:00	9 h 47 min	−57s
6 Sun	06:16	06:45	11:38	16:31	17:00	9 h 46 min	−54s
7 Mon	06:17	06:46	11:39	16:31	17:00	9 h 45 min	−50s
8 Tue	06:18	06:47	11:39	16:31	17:00	9 h 45 min	−47s
9 Wed	06:19	06:47	11:39	16:31	17:00	9 h 44 min	−44s
10 Thu	06:20	06:48	11:40	16:31	17:00	9 h 43 min	−41s
11 Fri	06:20	06:49	11:40	16:31	17:00	9 h 42 min	−38s
12 Sat	06:21	06:50	11:41	16:32	17:00	9 h 42 min	−35s
13 Sun	06:22	06:51	11:41	16:32	17:01	9 h 41 min	−31s
14 Mon	06:22	06:51	11:42	16:32	17:01	9 h 41 min	−28s
15 Tue	06:23	06:52	11:42	16:32	17:01	9 h 40 min	−25s
16 Wed	06:24	06:53	11:43	16:33	17:02	9 h 40 min	−21s
17 Thu	06:24	06:53	11:43	16:33	17:02	9 h 40 min	−18s
18 Fri	06:25	06:54	11:44	16:33	17:02	9 h 40 min	−15s
19 Sat	06:26	06:54	11:44	16:34	17:03	9 h 39 min	−11s
20 Sun	06:26	06:55	11:45	16:34	17:03	9 h 39 min	−8s
21 Mon	06:27	06:56	11:45	16:35	17:04	9 h 39 min	−4s
22 Tue	06:27	06:56	11:46	16:35	17:04	9 h 39 min	−1s
23 Wed	06:28	06:57	11:46	16:36	17:05	9 h 39 min	+3s
24 Thu	06:28	06:57	11:47	16:36	17:05	9 h 39 min	+6s
25 Fri	06:29	06:57	11:47	16:37	17:06	9 h 39 min	+9s
26 Sat	06:29	06:58	11:48	16:37	17:06	9 h 40 min	+13s
27 Sun	06:29	06:58	11:48	16:38	17:07	9 h 40 min	+16s
28 Mon	06:30	06:58	11:49	16:39	17:08	9 h 40 min	+20s
29 Tue	06:30	06:59	11:49	16:39	17:08	9 h 41 min	+23s
30 Wed	06:30	06:59	11:50	16:40	17:09	9 h 41 min	+26s
31 Thu	06:30	06:59	11:50	16:41	17:10	9 h 42 min	+30s

Day length on the 15th of each month (hours)

January9.9 h

February10.9 h

March11.9 h

April13.1 h

May14.1 h

June14.7 h

July14.4 h

August13.6 h

September12.4 h

October11.3 h

November10.2 h

December9.7 h

All cities in December →

Time zone: Asia/Tokyo · 36.650, 138.183

Values for 2026, computed with JPL DE421 and Skyfield. Sunrise/sunset use the Sun's upper limb with standard refraction (no elevation or terrain); twilight is civil (Sun 6° below the horizon). Year-to-year differences are usually within 1–2 minutes.

About this page

In December 2026, sunrise in Nagano moves from 06:40 (1st) to 06:59 (31th) and sunset from 16:32 to 16:41; day length on the 15th is 9 h 40 min.