Right now, local time in Oak Brook is 13:14 (CST, UTC-06:00), and today is Monday, November 2, 2026. The live clock above updates every second.
Oak Brook ranks #51621 worldwide by population and #5505 in United States.
Time zone info
- Time zone
- America/Chicago CST
- UTC offset
- UTC-06:00
- Daylight saving
- Yes, in force now ✅ — Clocks go forward by 1 hour on March 14, 2027
- Solar time
- Clocks run about 24m ahead of the sun
- ISO week
- Week 45
Sunrise, sunset & moon today
- Sunrise
- 06:26
- Sunset
- 16:46
- Day length
- 10h 20m
- Solar noon
- 11:36
- Daylight range
- 9h 08m (winter) – 15h 13m (summer)
- Moon phase
- 🌗 Last Quarter · 47% illuminated
Full sunrise & sunset timetable for Oak Brook — golden hour, twilight and month view →
📍 Location & geography
- Coordinates
- 41.8328° N, 87.9290° W
- Hemisphere
- Northern · Western
- Elevation
- 202 m above sea level — higher than about 51% of cities with a recorded elevation
- Region
- Illinois
- Country
- 🇺🇸 United States
- Population
- 8,091 · #51621 worldwide
🌍 Antipode — the opposite side of the Earth
Dig straight down from Oak Brook through the centre of the Earth and you surface on the far side of the planet, at the antipode.
- Antipode coordinates
- 41.83° S, 92.07° E
- Hemisphere
- Southern · Eastern
- What lies there
- Open ocean or remote wilderness — the nearest city we track is Port-aux-Français, French Southern Territories, 1,885 km away
- Through the Earth
- ≈ 12,742 km in a straight line (≈ 20,015 km along the surface)
🕌 Prayer times in Oak Brook today ISNA
- Fajr
- 05:07
- Sunrise
- 06:25
- Dhuhr
- 11:36
- Asr
- 14:21
- Maghrib
- 16:45
- Isha
- 18:03
- Qibla direction
- 48.5° from north (NE (48°))
Full prayer timetable for Oak Brook — this month, 7-day forecast and Qibla →
Oak Brook sits in the America/Chicago time zone, UTC-06:00. The clocks are currently shifted forward for daylight saving time. Today brings 10h 20m of daylight, and nights are longer than days. It is one of the 17343 cities we cover in United States.
Oak Brook sits at just 202 m above sea level. Oak Brook's nearest major hub of the ones tracked below is Chicago, 25 km away; even Singapore lies some 15,070 km off. Its position on the globe is 41.83° N, 87.93° W, and the point on the exact opposite side of the Earth is described in the antipode section below.
Time difference with major cities
| Los Angeles | 11:14 | −2h |
| Chicago | 13:14 | same time |
| São Paulo | 16:14 | +3h |
| London | 19:14 | +6h |
| Paris | 20:14 | +7h |
| Moscow | 22:14 | +9h |
| Dubai | 23:14 | +10h |
| Mumbai | 00:44 | +11h 30m |
| Singapore | 03:14 | +14h |
| Hong Kong | 03:14 | +14h |
| Tokyo | 04:14 | +15h |
| Sydney | 06:14 | +17h |
Best time to call Oak Brook
Standard business hours (9:00 – 17:00) in major hubs, expressed in Oak Brook local time:
Cities sharing Oak Brook's time zone
Other cities in United States
- New York City14:14
- Los Angeles11:14
- Brooklyn14:14
- Chicago13:14
- Queens14:14
- Houston13:14
- Phoenix12:14
- Philadelphia14:14
- San Antonio13:14
- Manhattan14:14
- San Diego11:14
- The Bronx14:14
Distances from Oak Brook
| Chicago | 25 km | ENE (78°) |
| Los Angeles | 2,779 km | W (262°) |
| London | 6,374 km | NE (48°) |
| Paris | 6,672 km | NE (49°) |
| Moscow | 8,015 km | NNE (29°) |
| São Paulo | 8,420 km | SE (141°) |
| Tokyo | 10,127 km | NW (323°) |
| Dubai | 11,651 km | NE (34°) |
| Hong Kong | 12,528 km | NNW (338°) |
| Mumbai | 12,966 km | NNE (20°) |
| Sydney | 14,851 km | W (260°) |
| Singapore | 15,070 km | NNW (343°) |
Cities near Oak Brook
- Hinsdale4 km · 13:14
- Western Springs3 km · 13:14
- Oakbrook Terrace4 km · 13:14
- Clarendon Hills4 km · 13:14
- Westchester4 km · 13:14
- Hillside5 km · 13:14
- Westmont6 km · 13:14
- Berkeley7 km · 13:14
FAQ
What time is it in Oak Brook right now?
The live clock at the top of this page shows the current local time in Oak Brook (United States), updated every second. It is currently week 45.
What time zone is Oak Brook in?
Oak Brook runs on the America/Chicago IANA time zone (UTC-06:00), currently abbreviated CST.
Does Oak Brook observe daylight saving time?
Yes — daylight saving time is in force right now. Clocks go forward by 1 hour on March 14, 2027.
What time is sunrise and sunset in Oak Brook today?
Oak Brook sees sunrise at 06:26 and sunset at 16:46 today, giving 10h 20m of daylight.
What moon phase is visible over Oak Brook tonight?
The moon phase over Oak Brook tonight is 🌗 Last Quarter with 47.1% illumination.
What is the antipode of Oak Brook?
The antipode of Oak Brook — the point on the exact opposite side of the Earth — lies at 41.83° S, 92.07° E. It falls in the ocean or a remote wilderness — the nearest city we track is Port-aux-Français, French Southern Territories, roughly 1,885 km away. The straight-line distance through the Earth is about 12,742 km.
How high above sea level is Oak Brook?
Oak Brook sits at about 202 m above sea level, higher than roughly 51% of cities with a recorded elevation.
What is solar time in Oak Brook?
Solar time follows the Sun's actual position, with solar noon when the Sun is highest in the sky. In Oak Brook, clocks run about 24 minutes ahead of local solar time, because the official time zone does not exactly match the Sun's position.