Time in Rio Vista, California right now
Rio Vista runs on Pacific Time: UTC-7 in daylight saving and UTC-8 in winter. The clock below is live and set for Rio Vista's exact coordinates.
- State
- California
- Time zone
- Pacific Time
- Offset from UTC now
- Daylight saving time
- Yes, 8 Mar to 1 Nov
- Population
- 8,348
- Coordinates
- 38.1639° N, 121.6958° W
Sunrise and sunset times in Rio Vista today.
Calculated for 38.1639° N, 121.6958° W from the sun's position and updated every minute. On the longest day of 2026, Rio Vista gets 14h 49m of daylight, and on the shortest day just 9h 30m.
- Sunrise
- Sunset
- Day length
- Solar noon
- Moon phase
- Moon lit
Rio Vista Time vs Other Cities.
Rio Vista runs 3 hours behind New York and about 8 hours behind London.
| City | Time zone | Local time | From Rio Vista |
|---|---|---|---|
| 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 | --:-- |
Current Time Near Rio Vista, CA.
The closest places listed for California, with the distance from Rio Vista and their local time. See every place on the California page. Place data comes from GeoNames.
Rio Vista time zone and daylight saving time.
Clocks in Rio Vista move 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 shift with the clock change, so evenings gain an hour of light from Sunday, 8 March 2026.
Frequently Asked Questions About Rio Vista Time.
These answers cover current time in Rio Vista, UTC offsets, 2026 clock changes and nearby places.
01
What time is it in Rio Vista right now?
Rio Vista runs on Pacific Time, UTC-8 in winter and UTC-7 during daylight saving. The live clock above updates every minute.
02
What time zone is Rio Vista in?
Rio Vista sits in Pacific Time (PT), UTC-8 in winter and UTC-7 in daylight saving, the same zone used across most of California.
03
Does Rio Vista observe daylight saving time?
Yes. Clocks in Rio Vista move forward one hour on Sunday, 8 March 2026 and back one hour on Sunday, 1 November 2026, both at 2:00 local time.
04
When do clocks change in Rio Vista in 2026?
In 2026, Rio Vista clocks go forward at 2:00 on Sunday, 8 March and back at 2:00 on Sunday, 1 November.
05
What is the time difference between Rio Vista and New York?
Rio Vista stays 3 hours behind New York all year.
06
What is the time difference between Rio Vista and London?
Rio Vista runs about 8 hours behind London. The gap shifts briefly each March and November because the US and UK change clocks on different dates.
07
How long is the longest day in Rio Vista?
The sun stays up for 14h 49m on the June solstice in Rio Vista and for 9h 30m on the December solstice.
08
How many people live in Rio Vista?
Rio Vista has about 8,348 residents and sits in the UTC-8 winter Pacific Time zone, one of the places listed for California on Time Dates.
09
Where is Rio Vista?
Rio Vista sits at 38.1639° N, 121.6958° W in California, UTC-8 in winter, about 343 miles from Los Angeles.
10
Which places are closest to Rio Vista?
The closest of the 3 places listed are Oakley, 12 miles away, Antioch, 13 miles away, and Pittsburg, 14 miles away, all on the same UTC-8 winter time as Rio Vista.