Question 1

What is the time difference between PST and IST?

Accepted Answer

India Standard Time (IST) is 13 hours and 30 minutes ahead of Pacific Standard Time (PST). Use the conversion table above to see the exact time for each hour.

Question 2

How do I convert PST to IST?

Accepted Answer

To convert PST to IST, add 13 hours and 30 minutes to the PST time. For example, 9:00 AM PST is 10:30 PM IST.

Question 3

What time is it in IST when it's noon in PST?

Accepted Answer

When it's 12:00 PM (noon) in PST, it's 1:30 AM in IST. IST is 13 hours and 30 minutes ahead of PST.

Question 4

How many hours ahead is IST from PST?

Accepted Answer

IST is 13 hours and 30 minutes ahead of PST. This means when it's 9:00 AM in PST, it's 10:30 PM in IST.

Question 5

Is IST ahead or behind PST?

Accepted Answer

IST is ahead of PST by 13 hours and 30 minutes. Clocks in IST show a later time than PST.

Question 6

Does PST observe daylight saving time?

Accepted Answer

Yes, Pacific Standard Time observes daylight saving time. During DST, the abbreviation changes to PDT and clocks move forward by one hour.

Question 7

Does IST observe daylight saving time?

Accepted Answer

No, India Standard Time does not observe daylight saving time. The UTC offset remains the same year-round.

Question 8

What is the best time to call from PST to IST?

Accepted Answer

The best time for a call between PST and IST is during overlapping business hours (9 AM – 5 PM) in both timezones. Check the color-coded conversion table above — green hours indicate business hours in both zones.

Question 9

When does daylight saving time change in PST?

Accepted Answer

Daylight saving time transitions vary by year and region. Pacific Standard Time observes DST, which typically shifts clocks forward by one hour in spring and back in fall. During DST transitions, the time difference between PST and IST may temporarily change. Check our DST change calendar for exact dates.

Question 10

Do PST and IST ever have the same time?

Accepted Answer

No, PST and IST never show the same time. However, because PST observes daylight saving time and IST does not, the time difference between them changes by one hour during DST transitions.

Pacific Standard Time (PST)	Period	India Standard Time (IST)	Period
12:00 AM	Night	1:30 PM	Business
1:00 AM	Night	2:30 PM	Business
2:00 AM	Night	3:30 PM	Business
3:00 AM	Night	4:30 PM	Business
4:00 AM	Night	5:30 PM	Business
5:00 AM	Night	6:30 PM	Evening
6:00 AM	Morning	7:30 PM	Evening
7:00 AM	Morning	8:30 PM	Evening
8:00 AM	Morning	9:30 PM	Evening
9:00 AM	Business	10:30 PM	Evening
10:00 AM	Business	11:30 PM	Evening
11:00 AM	Business	12:30 AM+1d	Night
12:00 PM	Business	1:30 AM+1d	Night
1:00 PM	Business	2:30 AM+1d	Night
2:00 PM	Business	3:30 AM+1d	Night
3:00 PM	Business	4:30 AM+1d	Night
4:00 PM	Business	5:30 AM+1d	Night
5:00 PM	Business	6:30 AM+1d	Morning
6:00 PM	Evening	7:30 AM+1d	Morning
7:00 PM	Evening	8:30 AM+1d	Morning
8:00 PM	Evening	9:30 AM+1d	Business
9:00 PM	Evening	10:30 AM+1d	Business
10:00 PM	Evening	11:30 AM+1d	Business
11:00 PM	Evening	12:30 PM+1d	Business

PST to IST Converter

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PST to IST Conversion Table

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