Current Time in Port Byron, Rock Island County, Illinois, USA

5:07:17 PM

17:07:17

CDT (Central Daylight Time) · UTC−05:00

America/Chicago

Clock format
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Time zone details

Port Byron is observing daylight saving time in 2026

Daylight in Port Byron

Sunrise7:23 AMSolar noon12:45 PMSunset6:06 PM
Next clock changeNov 1, 2026 · Clocks move back 1 hour · in 7 daysUpcomingView detailsWeather nowLoading current forecast…Forecast details

Location facts

Place

Country
USA
State
Illinois
County
Rock Island County
Place type
Populated place
Country currency
US Dollar (USD)

Practical

Country languages
English, Spanish, Hawaiian, French
Dialing code
+1
Population
1,649
Elevation
184 m

Geography

Geographic coordinates
41° 36' N / 90° 20' W
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Clock changes in Port Byron

Next clock change

Upcoming

2:00 AM CDT1:00 AM CST

Clocks move back 1 hour

2026

  1. past

    Daylight saving time starts

    2:00 AM CST3:00 AM CDT

    Clocks move forward 1 hour

  2. upcoming

    Daylight saving time ends

    2:00 AM CDT1:00 AM CST

    Clocks move back 1 hour

Future clock changes, 2027–2030
USA daylight saving timeClock changes worldwide

Sun & Moon details

Sun

Sunrise
Solar noon
Sunset
Daylight duration
10 hr 43 min2 min 36 sec shorter than the previous day

Twilight

Civil twilight
–
Nautical twilight
–
Astronomical twilight
–
Full MoonMoon illumination97%
View full Sun & Moon detailsHide full Sun & Moon details

Saturday, October 24, 2026

View Port Byron on SavvyTime's time-zone map

Sun

Sunrise
Sunset
Day length
10 hr 43 min2 min 36 sec shorter than the previous day
Solar noon
(36.5° altitude)

Civil twilight

Dawn to dusk
–

Additional twilight

Nautical dawn to dusk
–
Astronomical dawn to dusk
–

Moon

Phase
Full Moon (97% illuminated)
Moonrise
Moonset
Previous principal phase
First Quarter — Sunday, October 18, 2026 at
Next principal phase
Full Moon — Sunday, October 25, 2026 at

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local dateSunriseSunsetDay lengthDaily change
10 hr 43 min2 min 36 sec shorter than the previous day
10 hr 40 min2 min 35 sec shorter than the previous day
10 hr 37 min2 min 33 sec shorter than the previous day
10 hr 35 min2 min 33 sec shorter than the previous day
10 hr 32 min2 min 32 sec shorter than the previous day
10 hr 30 min2 min 31 sec shorter than the previous day
10 hr 27 min2 min 30 sec shorter than the previous day

Weather forecast for Port Byron

Temperature unit

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Plan around Port Byron

Upcoming public holidays in Illinois

  1. Election Day
  2. Veterans Day
  3. Thanksgiving Day

Nearby places

East MolineRock Island County15 kmSWBettendorfScott County18 kmSWMolineRock Island County19 kmSWDavenportScott County22 kmSWRock IslandRock Island County23 kmSWClintonClinton County29 kmNESterlingWhiteside County57 kmEMuscatineMuscatine County62 kmWGalesburgKnox County73 kmSDixonLee County76 kmEFreeportStephenson County97 kmNEIowa CityJohnson County99 kmW
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Frequently asked questions

What time zone is Port Byron in?
Port Byron uses Central Standard Time (CST, UTC−6) in winter and Central Daylight Time (CDT, UTC−5) in summer. Its IANA time zone is America/Chicago.
When is the next clock change in Port Byron?
Clocks in Port Byron move backward 1 hour on Sunday, November 1, 2026 at 2:00 AM, changing from CDT (UTC−05:00) to CST (UTC−06:00)
Does Port Byron observe daylight saving time?
Yes. Port Byron observes daylight saving time: CDT (UTC−5) in summer and CST (UTC−6) in winter.
What is the UTC offset of Port Byron?
Port Byron is UTC−6 in winter and UTC−5 in summer