Current Time in Williamsville, Sangamon County, Illinois, USA

5:07:21 PM

17:07:21

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

America/Chicago

Clock format
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Time zone details

Williamsville is observing daylight saving time in 2026

Daylight in Williamsville

Sunrise7:18 AMSolar noon12:42 PMSunset6:05 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
Sangamon County
Place type
Populated place
Country currency
US Dollar (USD)

Practical

Country languages
English, Spanish, Hawaiian, French
Dialing code
+1
Population
1,496
Elevation
183 m

Geography

Geographic coordinates
39° 57' N / 89° 32' W
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Clock changes in Williamsville

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 47 min2 min 27 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 Williamsville on SavvyTime's time-zone map

Sun

Sunrise
Sunset
Day length
10 hr 47 min2 min 27 sec shorter than the previous day
Solar noon
(38.1° 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 47 min2 min 27 sec shorter than the previous day
10 hr 45 min2 min 25 sec shorter than the previous day
10 hr 42 min2 min 25 sec shorter than the previous day
10 hr 40 min2 min 24 sec shorter than the previous day
10 hr 38 min2 min 23 sec shorter than the previous day
10 hr 35 min2 min 22 sec shorter than the previous day
10 hr 33 min2 min 21 sec shorter than the previous day

Weather forecast for Williamsville

Temperature unit

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Plan around Williamsville

Upcoming public holidays in Illinois

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

Nearby places

SpringfieldSangamon County19 kmSWDecaturMacon County52 kmEJacksonvilleMorgan County63 kmSWPekinTazewell County69 kmNMortonTazewell County74 kmNBloomingtonMcLean County75 kmNENormalMcLean County78 kmNEEast PeoriaTazewell County79 kmNPeoriaPeoria County82 kmNWashingtonTazewell County84 kmNNorth PeoriaPeoria County85 kmN
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Frequently asked questions

What time zone is Williamsville in?
Williamsville 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 Williamsville?
Clocks in Williamsville 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 Williamsville observe daylight saving time?
Yes. Williamsville observes daylight saving time: CDT (UTC−5) in summer and CST (UTC−6) in winter.
What is the UTC offset of Williamsville?
Williamsville is UTC−6 in winter and UTC−5 in summer