Time in Mountain House, California right now
Mountain House is in California and uses Pacific Time. The clock on this page is live, and the times below are worked out for the coordinates of Mountain House.
- State
- California
- Time zone
- Pacific Time
- Offset from UTC now
- Daylight saving time
- Yes, 8 Mar to 1 Nov
- Population
- 9,675
- Coordinates
- 37.7833° N, 121.5427° W
Sunrise and sunset times in Mountain House today.
Worked out for 37.7833° N, 121.5427° W from the position of the sun, and updated every minute. On the longest day of 2026 the sun is up in Mountain House for 14h 47m, and on the shortest day for 9h 33m.
- Sunrise
- Sunset
- Day length
- Solar noon
- Moon phase
- Moon lit
Time difference between Mountain House and other cities.
How the clock in Mountain House lines up with the rest of the United States and a few cities around the world, right now.
| City | Time zone | Local time | From Mountain House |
|---|---|---|---|
| New York | Eastern Time | --:-- | |
| Chicago | Central Time | --:-- | |
| Denver | Mountain Time | --:-- | |
| Phoenix | Mountain Time without daylight saving | --:-- | |
| Los Angeles | Pacific Time | --:-- | |
| Honolulu | Hawaii-Aleutian Time | --:-- | |
| London | United Kingdom | --:-- | |
| Dubai | United Arab Emirates | --:-- | |
| Tokyo | Japan | --:-- | |
| Sydney | Australia | --:-- |
Time in places near Mountain House.
The closest places listed for California, with the distance from Mountain House and their local time. See every place on the California page. Place data comes from GeoNames.
Mountain House time zone and daylight saving time.
Mountain House follows the national rules: clocks go forward one hour on the second Sunday of March and back one hour on the first Sunday of November, at 2:00 local time. Clock change dates come from the IANA time zone database.
- 8 March 2026 Clocks go forward 1 hour Daylight saving time starts at 2:00 local time
- 1 November 2026 Clocks go back 1 hour Daylight saving time ends at 2:00 local time
- 14 March 2027 Clocks go forward 1 hour Daylight saving time starts at 2:00 local time
- 7 November 2027 Clocks go back 1 hour Daylight saving time ends at 2:00 local time
Sunrise and sunset above move with the clock change, so evenings are an hour lighter from Sunday, 8 March 2026.
Quick answers about time in Mountain House.
Short answers about the time zone, sunrise, clock changes and neighbours of Mountain House.
01
What time is it in Mountain House right now?
Mountain House runs on Pacific Time, UTC-8 in winter and UTC-7 during daylight saving. The live clock at the top of this page shows the exact local time and updates every minute.
02
What time zone is Mountain House, California in?
Mountain House uses Pacific Time (UTC-8), the same zone as most of California. The California page lists every zone used across the state.
03
Does Mountain House observe daylight saving time?
Yes. Clocks in Mountain House move forward 1 hour on Sunday, 8 March 2026 and back 1 hour on Sunday, 1 November 2026, both at 2:00 local time.
04
What time does the sun rise in Mountain House?
In 2026, the longest day sees sunrise at 05:44 and sunset at 20:31. The shortest day sees sunrise at 07:17 and sunset at 16:50.
05
How long is the longest day in Mountain House?
The sun stays up for 14 hours 47 minutes on the June solstice and 9 hours 33 minutes on the December solstice.
06
What is the time difference between Mountain House and New York?
Mountain House is 3 hours behind New York all year.
07
What is the time difference between Mountain House and London?
Mountain House is 8 hours behind London for most of the year. The gap shifts by an hour for a few weeks each spring and autumn because the US and UK change clocks on different dates.
08
How many people live in Mountain House, California?
As of 2026, Mountain House has a population of about 9,675 people, based on GeoNames data.
09
Where is Mountain House, California located?
Mountain House sits at 37.7833 N, 121.5427 W in California, in the UTC-8 time zone, about 317 miles from Los Angeles.
10
Which places are closest to Mountain House?
Tracy, Discovery Bay and Brentwood are the closest, at 7, 9 and 13 miles away, each in the same UTC-8 time zone.