Time in Rosemont, California right now
Rosemont uses Pacific Time in California: UTC-7 during daylight saving time and UTC-8 in winter.
- State
- California
- Time zone
- Pacific Time
- Offset from UTC now
- Daylight saving time
- Yes, 8 Mar to 1 Nov
- Population
- 22,681
- Coordinates
- 38.5519° N, 121.3647° W
Sunrise and sunset times in Rosemont today.
Worked out for 38.5519° N, 121.3647° W from the position of the sun, and updated every minute. On the longest day of 2026 the sun is up in Rosemont for 14h 52m, and on the shortest day for 9h 28m.
- Sunrise
- Sunset
- Day length
- Solar noon
- Moon phase
- Moon lit
Time difference between Rosemont and other cities.
Rosemont is 3 hours behind New York and usually 8 hours behind London.
| City | Time zone | Local time | From Rosemont |
|---|---|---|---|
| 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 Rosemont.
The closest places listed for California, with the distance from Rosemont and their local time. See every place on the California page. Place data comes from GeoNames.
Rosemont time zone and daylight saving time.
Rosemont changes clocks on Sunday, 8 March 2026 and Sunday, 1 November 2026, both 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 Rosemont.
These answers cover Rosemont time, Pacific Time, UTC offsets, 2026 clock changes and nearby places.
01
What time is it in Rosemont right now?
Rosemont is on Pacific Time, UTC-8, and UTC-7 during daylight saving time. The clock at the top of this page shows the current local time and updates every minute.
02
What time zone is Rosemont in?
Rosemont uses Pacific Time, the same zone as the rest of California in most cases. The California page shows every zone used in the state.
03
Does Rosemont observe daylight saving time?
Yes. Clocks in Rosemont go forward one hour on Sunday, 8 March 2026 and back one hour on Sunday, 1 November 2026, both at 2:00 local time.
04
What time does the sun rise in Rosemont?
Today's sunrise and sunset are shown live on this page. On the longest day of 2026 the sun rises at 05:41 and sets at 20:32, and on the shortest day it rises at 07:19 and sets at 16:47.
05
How long is the longest day in Rosemont?
The sun is up for 14h 52m on the June solstice and for 9h 28m on the December solstice. Day length changes fastest around the equinoxes in March and September.
06
What is the time difference between Rosemont and New York?
Rosemont is 3 hours behind New York all year.
07
What is the time difference between Rosemont and London?
Rosemont is 8 hours behind London for most of the year. The gap changes for a few weeks each spring and autumn, because the United States and the United Kingdom change their clocks on different dates.
08
How many people live in Rosemont?
Rosemont has about 22,681 people, which makes it one of the places listed for California on Time Dates. Population figures come from GeoNames.
09
Where is Rosemont?
Rosemont sits at 38.5519° N, 121.3647° W in California, about 356 miles from Los Angeles.
10
Which places are closest to Rosemont?
The closest places listed are Arden-Arcade, 4 miles away, Rancho Cordova, 4 miles away and Florin, 5 miles away. Each one shows its own local time on this page.