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United States
Boulder
Sunrise and sunset

Sunrise and sunset in Boulder

Today the sun rises at 06:31 and sets at 16:57 local time (UTC−7), 10h 27m of daylight. Days are longest around June (15h 00m) and shortest around December (9h 21m). Current time in Boulder

Boulder daylight by month, 2026

Month (15th)	Sunrise	Sunset	Solar noon	Daylight
January	07:20	16:59	12:10	9h 39m
February	06:54	17:36	12:15	10h 42m
March	07:12	19:07	13:10	11h 55m
April	06:23	19:38	13:00	13h 16m
May	05:45	20:09	12:57	14h 23m
June	05:31	20:31	13:01	15h 00m
July	05:44	20:29	13:06	14h 44m
August	06:12	19:58	13:05	13h 46m
September	06:42	19:10	12:56	12h 29m
October	07:11	18:22	12:46	11h 11m
November	06:46	16:45	11:45	9h 59m
December	07:15	16:36	11:56	9h 21m

Month (15th)

Sunrise

Sunset

Solar noon

Daylight

January

07:20

16:59

12:10

9h 39m

February

06:54

17:36

12:15

10h 42m

March

07:12

19:07

13:10

11h 55m

April

06:23

19:38

13:00

13h 16m

May

05:45

20:09

12:57

14h 23m

June

05:31

20:31

13:01

15h 00m

July

05:44

20:29

13:06

14h 44m

August

06:12

19:58

13:05

13h 46m

September

06:42

19:10

12:56

12h 29m

October

07:11

18:22

12:46

11h 11m

November

06:46

16:45

11:45

9h 59m

December

07:15

16:36

11:56

9h 21m

Next two weeks

Date	Sunrise	Sunset	Daylight
Sun 1 Nov	06:31	16:57	10h 27m
Mon 2 Nov	06:32	16:56	10h 24m
Tue 3 Nov	06:33	16:55	10h 22m
Wed 4 Nov	06:34	16:54	10h 20m
Thu 5 Nov	06:35	16:53	10h 18m
Fri 6 Nov	06:37	16:52	10h 16m
Sat 7 Nov	06:38	16:51	10h 13m
Sun 8 Nov	06:39	16:50	10h 11m
Mon 9 Nov	06:40	16:49	10h 09m
Tue 10 Nov	06:41	16:48	10h 07m
Wed 11 Nov	06:42	16:47	10h 05m
Thu 12 Nov	06:44	16:46	10h 03m
Fri 13 Nov	06:45	16:46	10h 01m
Sat 14 Nov	06:46	16:45	9h 59m

Date

Sunrise

Sunset

Daylight

Sun 1 Nov

06:31

16:57

10h 27m

Mon 2 Nov

06:32

16:56

10h 24m

Tue 3 Nov

06:33

16:55

10h 22m

Wed 4 Nov

06:34

16:54

10h 20m

Thu 5 Nov

06:35

16:53

10h 18m

Fri 6 Nov

06:37

16:52

10h 16m

Sat 7 Nov

06:38

16:51

10h 13m

Sun 8 Nov

06:39

16:50

10h 11m

Mon 9 Nov

06:40

16:49

10h 09m

Tue 10 Nov

06:41

16:48

10h 07m

Wed 11 Nov

06:42

16:47

10h 05m

Thu 12 Nov

06:44

16:46

10h 03m

Fri 13 Nov

06:45

16:46

10h 01m

Sat 14 Nov

06:46

16:45

9h 59m

Sunrise and sunset nearby

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Questions

What time is sunrise in Boulder today?

Sunrise in Boulder is at 06:31 and sunset at 16:57 local time.

When is the longest day in Boulder?

Around June, with about 15h 00m of daylight. The shortest days come around December with 9h 21m.

How are these times calculated?

From the city's coordinates with the NOAA solar position formulas, using the moment the top of the sun crosses the horizon. Hills, buildings and weather can shift what you see by a few minutes.