Right now, local time in Boulder is 10:15 (GMT+8, UTC+08:00), and today is Saturday, October 31, 2026. The live clock above updates every second.
Boulder ranks #70237 worldwide by population and #1537 in Australia.
Time zone info
- Time zone
- Australia/Perth GMT+8
- UTC offset
- UTC+08:00
- Daylight saving
- Not observed
- Solar time
- Clocks run about 22m ahead of the sun
- ISO week
- Week 44
Sunrise, sunset & moon today
- Sunrise
- 05:00
- Sunset
- 18:16
- Day length
- 13h 16m
- Solar noon
- 11:38
- Daylight range
- 10h 09m (winter) – 14h 08m (summer)
- Moon phase
- 🌖 Waning Gibbous · 75% illuminated
Full sunrise & sunset timetable for Boulder — golden hour, twilight and month view →
📍 Location & geography
- Coordinates
- 30.7820° S, 121.4912° E
- Hemisphere
- Southern · Eastern
- Elevation
- At or near sea level
- Region
- Western Australia
- Country
- 🇦🇺 Australia
- Population
- 4,870 · #70237 worldwide
🌍 Antipode — the opposite side of the Earth
Dig straight down from Boulder through the centre of the Earth and you surface on the far side of the planet, at the antipode.
- Antipode coordinates
- 30.78° N, 58.51° W
- Hemisphere
- Northern · Western
- What lies there
- Open ocean or remote wilderness — the nearest city we track is Saint George, Bermuda, 611 km away
- Through the Earth
- ≈ 12,742 km in a straight line (≈ 20,015 km along the surface)
🕌 Prayer times in Boulder today MWL
- Fajr
- 03:33
- Sunrise
- 04:59
- Dhuhr
- 11:39
- Asr
- 15:15
- Maghrib
- 18:16
- Isha
- 19:38
- Qibla direction
- 292.6° from north (WNW (293°))
Full prayer timetable for Boulder — this month, 7-day forecast and Qibla →
Boulder sits in the Australia/Perth time zone, UTC+08:00. This location keeps the same UTC offset all year round. Today brings 13h 16m of daylight, and days are longer than nights. It is one of the 3834 cities we cover in Australia.
Boulder's nearest major hub of the ones tracked below is Sydney, 2,804 km away; even Chicago lies some 17,148 km off. Its position on the globe is 30.78° S, 121.49° E, 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 | 19:15 | −15h |
| Chicago | 21:15 | −13h |
| São Paulo | 23:15 | −11h |
| London | 02:15 | −8h |
| Paris | 03:15 | −7h |
| Moscow | 05:15 | −5h |
| Dubai | 06:15 | −4h |
| Mumbai | 07:45 | −2h 30m |
| Singapore | 10:15 | same time |
| Hong Kong | 10:15 | same time |
| Tokyo | 11:15 | +1h |
| Sydney | 13:15 | +3h |
Best time to call Boulder
Standard business hours (9:00 – 17:00) in major hubs, expressed in Boulder local time:
Cities sharing Boulder's time zone
Other cities in Australia
- Sydney13:15
- Melbourne13:15
- Brisbane12:15
- Perth10:15
- Adelaide12:45
- Gold Coast12:15
- Newcastle13:15
- Sunshine Coast12:15
- Canberra13:15
- Central Coast13:15
- Logan City12:15
- Geelong13:15
Distances from Boulder
| Sydney | 2,804 km | ESE (105°) |
| Singapore | 4,032 km | NNW (329°) |
| Hong Kong | 5,956 km | N (352°) |
| Mumbai | 7,593 km | NW (310°) |
| Tokyo | 7,632 km | NNE (16°) |
| Dubai | 9,400 km | NW (304°) |
| Moscow | 12,432 km | NW (323°) |
| São Paulo | 13,842 km | SSW (193°) |
| Los Angeles | 14,477 km | ENE (70°) |
| Paris | 14,605 km | NW (310°) |
| London | 14,780 km | NW (314°) |
| Chicago | 17,148 km | ENE (56°) |
Cities near Boulder
- South Kalgoorlie3 km · 10:15
- Somerville4 km · 10:15
- Kalgoorlie4 km · 10:15
- Piccadilly5 km · 10:15
- West Lamington5 km · 10:15
- Lamington6 km · 10:15
- Hannans8 km · 10:15
- Kambalda West49 km · 10:15
FAQ
What time is it in Boulder right now?
The live clock at the top of this page shows the current local time in Boulder (Australia), updated every second. It is currently week 44.
What time zone is Boulder in?
Boulder runs on the Australia/Perth IANA time zone (UTC+08:00), currently abbreviated GMT+8.
Does Boulder observe daylight saving time?
Boulder does not observe daylight saving time — its UTC offset stays the same all year.
What time is sunrise and sunset in Boulder today?
Boulder sees sunrise at 05:00 and sunset at 18:16 today, giving 13h 16m of daylight.
What moon phase is visible over Boulder tonight?
The moon phase over Boulder tonight is 🌖 Waning Gibbous with 74.8% illumination.
What is the antipode of Boulder?
The antipode of Boulder — the point on the exact opposite side of the Earth — lies at 30.78° N, 58.51° W. It falls in the ocean or a remote wilderness — the nearest city we track is Saint George, Bermuda, roughly 611 km away. The straight-line distance through the Earth is about 12,742 km.
How high above sea level is Boulder?
Boulder lies at or very near sea level.
What is solar time in Boulder?
Solar time follows the Sun's actual position, with solar noon when the Sun is highest in the sky. In Boulder, clocks run about 22 minutes ahead of local solar time, because the official time zone does not exactly match the Sun's position.