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Convert Pacific Daylight Time to India Standard Time

Instantly convert Pacific Daylight Time (PDT) to India Standard Time (IST) with our free online calculator.

Reviewed by Christopher FloiedUpdated

Pacific Daylight Time

10:20:52 PM

Tue, Jun 23 (PDT)

India Standard Time

10:50:52 AM

Wed, Jun 24 (IST)

IST is +12.5 hours from PDT

Convert a Specific Time

PDT

24-Hour Comparison

PDTIST
12:00 AM0.5:00 PM
1:00 AM1.5:00 PM
2:00 AM2.5:00 PM
3:00 AM3.5:00 PM
4:00 AM4.5:00 PM
5:00 AM5.5:00 PM
6:00 AM6.5:00 PM
7:00 AM7.5:00 PM
8:00 AM8.5:00 PM
9:00 AM9.5:00 PM
10:00 AM10.5:00 PM
11:00 AM11.5:00 PM
12:00 PM0.5:00 AM(+1d)
1:00 PM1.5:00 AM(+1d)
2:00 PM2.5:00 AM(+1d)
3:00 PM3.5:00 AM(+1d)
4:00 PM4.5:00 AM(+1d)
5:00 PM5.5:00 AM(+1d)
6:00 PM6.5:00 AM(+1d)
7:00 PM7.5:00 AM(+1d)
8:00 PM8.5:00 AM(+1d)
9:00 PM9.5:00 AM(+1d)
10:00 PM10.5:00 AM(+1d)
11:00 PM11.5:00 AM(+1d)

How to Convert Pacific Daylight Time to India Standard Time

Formula

To convert Pacific Daylight Time (PDT) to India Standard Time (IST): Convert PDT to IST

About Pacific Daylight Time (PDT)

Pacific Daylight Time (PDT, IANA: America/Los_Angeles during DST window) is the summer-time variant of PST, set at UTC-7:00 — observed from the second Sunday in March to the first Sunday in November per the Energy Policy Act of 2005, which extended the US DST window by ~4 weeks compared to the prior Uniform Time Act of 1966 schedule. PDT is the same offset as Mountain Standard Time (MST), creating a confusing situation where Arizona (which doesn't observe DST and stays on MST year-round) shares the same clock as California during summer months but is one hour behind during winter. PDT is used by ~50 million people in California, Oregon, Washington, Nevada, British Columbia, Yukon, and Baja California Norte. Affects: West-Coast NYSE/Nasdaq market open shifts to 06:30 PDT, professional sports West Coast game-time broadcasts to East Coast PDT prime time, and US Pacific Fleet operations from Naval Base San Diego.

About India Standard Time (IST)

India Standard Time (IST, IANA: Asia/Kolkata) is the civil time of the Republic of India and Sri Lanka, set at UTC+5:30 — one of the world's most populous 30-minute-offset time zones. India does not observe Daylight Saving Time per the Government of India directive (a brief DST trial in 1942-1945 during WWII was discontinued; subsequent proposals from 2010-2017 were rejected by the Indian Government citing minimal energy savings + agricultural sector disruption). IST is defined as the local mean solar time at 82.5°E longitude (passing through Shankargarh fort in Uttar Pradesh, with the reference clock at the National Physical Laboratory in New Delhi per the Indian Institute of Astrophysics). The 30-minute offset is preserved because India's east-west extent (68°E to 97°E) spans ~28° of longitude — approximately 2 hours of solar time — and the central meridian is most representative for a single unified zone. IST serves approximately 1.4 billion people in India + 22 million in Sri Lanka (Sri Lanka observes SLST = UTC+5:30, identical to IST). Major cities: Mumbai (12.5M), Delhi (16.8M, NCR 29M), Bengaluru (8.4M), Hyderabad (10M), Chennai (7M), Kolkata (4.5M), Ahmedabad (5.5M), Pune (3.1M). Affects: BSE/NSE stock exchanges, IPL Indian Premier League cricket schedules.

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