Sunset & Sunrise Today in Union City, California
Sunrise & Sunset Tomorrow in Union City: sunrise 5:59 AM, sunset 8:28 PM.
Today, Wednesday, July 15, sunset in Union City is at 8:28 PM and sunrise was at 5:59 AM, giving Union City 14h 29m between first and last light. Solar noon, when the sun is highest over Union City, is at 1:14 PM.
Because Union City is at 37.60° (the mid-latitudes), daylight swings noticeably between the long days of summer and the short days of winter. Each day is currently getting about 1 minute shorter and 13 seconds. Through summer, the sunset time in Union City keeps shifting, which is why it pays to check the exact figure day by day.
For photographers, the evening golden hour in Union City runs from about 7:51 PM to 8:47 PM — that warm, low, flattering light just before sunset. The blue hour follows, roughly 8:47 PM to 8:59 PM, as twilight deepens.
Tomorrow, sunset in Union City is at 8:28 PM and sunrise at 5:59 AM — about 1m 15s less daylight than today. The table below shows how sunrise and sunset in Union City drift across the whole year.
This is high summer in Union City, the season of long evenings. Over the course of the year, sunset in Union City ranges from as early as 4:49 PM (around November 30) to as late as 8:33 PM (around June 24). Its longest day lands on June 20 with 14h 45m of daylight, and its shortest on December 21 with just 9h 33m.
Moon in Union City today
Sunset today: Union City vs nearby cities
| City | Sunrise | Sunset | Day length |
|---|---|---|---|
| Union City | 5:59 AM | 8:28 PM | 14h 29m |
| Fremont | 5:59 AM | 8:28 PM | 14h 29m |
| Hayward | 5:59 AM | 8:29 PM | 14h 30m |
| Pleasanton | 5:58 AM | 8:28 PM | 14h 30m |
| San Leandro | 5:59 AM | 8:29 PM | 14h 30m |
Union City sun facts for 2026
- Longest day June 20 — 14h 45m of daylight
- Shortest day December 21 — 9h 33m
- Latest sunset 8:33 PM (around June 24)
- Earliest sunset 4:49 PM (around November 30)
- Earliest sunrise 5:46 AM (around June 7)
- Latest sunrise 7:32 AM (around October 31)
Solstices & equinoxes in Union City (2026)
| Event | Date | Sunrise | Sunset | Day length |
|---|---|---|---|---|
| March equinox | Mar 20, 2026 | 7:11 AM | 7:19 PM | 12h 08m |
| June solstice (longest day) | Jun 21, 2026 | 5:47 AM | 8:32 PM | 14h 45m |
| September equinox | Sep 22, 2026 | 6:56 AM | 7:04 PM | 12h 08m |
| December solstice (shortest day) | Dec 21, 2026 | 7:19 AM | 4:53 PM | 9h 33m |
Union City sunrise & sunset — next 14 days
| Date | Sunrise | Sunset | Day length | Change |
|---|---|---|---|---|
| Wed Jul 15 | 5:59 AM | 8:28 PM | 14h 29m | — |
| Thu Jul 16 | 5:59 AM | 8:28 PM | 14h 28m | −1m 15s |
| Fri Jul 17 | 6:00 AM | 8:27 PM | 14h 27m | −1m 17s |
| Sat Jul 18 | 6:01 AM | 8:27 PM | 14h 25m | −1m 20s |
| Sun Jul 19 | 6:02 AM | 8:26 PM | 14h 24m | −1m 22s |
| Mon Jul 20 | 6:02 AM | 8:25 PM | 14h 23m | −1m 25s |
| Tue Jul 21 | 6:03 AM | 8:25 PM | 14h 21m | −1m 27s |
| Wed Jul 22 | 6:04 AM | 8:24 PM | 14h 20m | −1m 29s |
| Thu Jul 23 | 6:05 AM | 8:23 PM | 14h 18m | −1m 31s |
| Fri Jul 24 | 6:05 AM | 8:22 PM | 14h 17m | −1m 33s |
| Sat Jul 25 | 6:06 AM | 8:22 PM | 14h 15m | −1m 35s |
| Sun Jul 26 | 6:07 AM | 8:21 PM | 14h 13m | −1m 37s |
| Mon Jul 27 | 6:08 AM | 8:20 PM | 14h 12m | −1m 40s |
| Tue Jul 28 | 6:09 AM | 8:19 PM | 14h 10m | −1m 41s |
Twilight times in Union City today
| Phase | Begins | Ends |
|---|---|---|
| Astronomical twilight | 4:09 AM | 10:18 PM |
| Nautical twilight | 4:50 AM | 9:36 PM |
| Civil twilight | 5:28 AM | 8:59 PM |
| Morning golden hour | 5:39 AM | 6:36 AM |
| Evening golden hour | 7:51 PM | 8:47 PM |
Civil, nautical and astronomical twilight describe how far the sun is below the horizon — useful for photographers, sailors and stargazers in Union City.
Sunrise & sunset in Union City by month
| Month | Sunrise | Sunset | Day length |
|---|---|---|---|
| January | 7:23 AM | 5:00 PM | 9h 37m |
| February | 7:11 AM | 5:32 PM | 10h 20m |
| March | 6:39 AM | 6:01 PM | 11h 22m |
| April | 6:53 AM | 7:30 PM | 12h 37m |
| May | 6:12 AM | 7:58 PM | 13h 45m |
| June | 5:48 AM | 8:23 PM | 14h 35m |
| July | 5:50 AM | 8:33 PM | 14h 42m |
| August | 6:12 AM | 8:15 PM | 14h 03m |
| September | 6:38 AM | 7:36 PM | 12h 57m |
| October | 7:04 AM | 6:50 PM | 11h 46m |
| November | 6:33 AM | 5:09 PM | 10h 35m |
| December | 7:04 AM | 4:49 PM | 9h 44m |
Times shown for the 1st of each month, local time in Union City.
Sunset & sunrise FAQ for Union City
What time is sunset in Union City today?
Sunset in Union City, California is at 8:28 PM today. It shifts by a minute or two each day as the seasons change.
What time is sunrise in Union City today?
Sunrise in Union City is at 5:59 AM today, with 14h 29m of daylight to follow.
What time is sunrise in Union City tomorrow?
Sunrise in Union City tomorrow is at 5:59 AM, and sunset tomorrow is at 8:28 PM.
What time is sunset in Union City tomorrow?
Sunset in Union City tomorrow is at 8:28 PM.
How long is the day in Union City today?
Union City gets 14h 29m of daylight today, between sunrise at 5:59 AM and sunset at 8:28 PM.
When is golden hour in Union City?
The evening golden hour in Union City is about 7:51 PM to 8:47 PM today — the warm, soft light ideal for photos.
When is blue hour in Union City?
The evening blue hour in Union City runs from about 8:47 PM to 8:59 PM today, just after sunset.
What time does it get dark in Union City?
After sunset at 8:28 PM, full darkness (the end of twilight) arrives in Union City at around 8:59 PM today.
When is solar noon in Union City?
Solar noon — when the sun is highest in the sky over Union City — is at 1:14 PM today.
Sunset times in cities near Union City
Sunrise & sunset times in more California cities
Sunset card for Union City
Learn more about sunset, sunrise & twilight
- 🌇 What is golden hour?Golden hour is the warm, soft light just after sunrise and before sunset. Learn what it is, when it happens, how long it lasts, and how to use it.
- 🌆 What is blue hour?Discover what blue hour is, when it happens, how it differs from golden hour, and expert tips for photographing the soft blue twilight. Check exact blue.
- 🌌 Twilight explained: civil, nautical & astronomicalLearn the three phases of twilight—civil, nautical, astronomical—and what they mean for photographers, stargazers, and sunset lovers.
- 🌅 Why are sunsets red and orange?Discover the science behind red and orange sunsets, from Rayleigh scattering to air quality. Learn when and where to see the most vivid colors.
- 📸 The best time to photograph a sunsetDiscover the best time to photograph a sunset, from golden hour to blue hour. Learn exact timing, camera settings, and composition tips for stunning shots.
- ☀️ What is solar noon?Solar noon is when the sun reaches its highest point. Learn why it rarely matches 12:00 PM and how to find your exact solar noon.
- 📈 Why days get longer and shorter through the yearEarth's axial tilt drives seasonal day-length changes. Learn how solstices, equinoxes, and latitude affect daylight where you live.
- 🌞 The summer solstice explainedWhat causes the summer solstice, when it happens, and how it affects sunset times. Discover the science and beauty of the year's longest day.