TimeToZone

IST to Nigeria Time Converter

WAT is 4 hours 30 minutes behind IST. 9:00 AM IST = 4:30 AM WAT.

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ISTfrom
India Standard Time
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Nigeria
Nigeria
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WAT is 4 hours 30 minutes behind IST. To convert IST to Nigeria Time, subtract 4 hours 30 minutes from the IST time: 9:00 AM IST = 4:30 AM WAT.

IST (India Time) is used in India and Sri Lanka (UTC+5:30, no daylight saving time). Nigeria Time (Nigeria time) is used in Nigeria.

IST here means India Standard Time, not Irish or Israel Standard Time.

IST to Nigeria Time time conversion table

IST to Nigeria Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.

ISTNigeria TimeDay
12:00 AM IST7:30 PM WATprevious day
1:00 AM IST8:30 PM WATprevious day
2:00 AM IST9:30 PM WATprevious day
3:00 AM IST10:30 PM WATprevious day
4:00 AM IST11:30 PM WATprevious day
5:00 AM IST12:30 AM WATnight
6:00 AM IST1:30 AM WATnight
7:00 AM IST2:30 AM WATnight
8:00 AM IST3:30 AM WATnight
9:00 AM IST4:30 AM WATnight
10:00 AM IST5:30 AM WATnight
11:00 AM IST6:30 AM WAT—
12:00 PM IST7:30 AM WAT—
1:00 PM IST8:30 AM WAT—
2:00 PM IST9:30 AM WATwork hours
3:00 PM IST10:30 AM WATwork hours
4:00 PM IST11:30 AM WATwork hours
5:00 PM IST12:30 PM WAT—
6:00 PM IST1:30 PM WAT—
7:00 PM IST2:30 PM WAT—
8:00 PM IST3:30 PM WAT—
9:00 PM IST4:30 PM WAT—
10:00 PM IST5:30 PM WAT—
11:00 PM IST6:30 PM WAT—
  • Work rows — 9 AM–5 PM in both places
  • Night in the destination (10 PM–6 AM)

How to convert IST to Nigeria Time

Subtract 4 hours 30 minutes from the IST time to get Nigeria Time.

Example: 9:00 AM IST = 4:30 AM WAT.

Across midnight: 1:00 AM IST = 8:30 PM WAT (previous day). The date changes, so always check the day as well as the hour.

Time difference between IST and Nigeria Time

The time difference between IST and Nigeria Time is 4 hours 30 minutes all year – WAT is behind IST.

IST and Nigeria Time during daylight saving time

  • IST does not observe daylight saving time; it stays on UTC+5:30 all year.
  • Nigeria Time does not observe daylight saving time; it stays on UTC+1 all year.

Best time for a meeting between IST and Nigeria Time

IST and Nigeria Time share 3 hours 30 minutes of the 9 AM–5 PM working day. Any time between 1:30 PM and 5:00 PM IST lands between 9:00 AM and 12:30 PM WAT, inside working hours for both.

Plan a meeting across more time zones.

IST to Nigeria Time FAQ

What is the time difference between IST and Nigeria Time?

WAT is 4 hours 30 minutes behind IST all year. 9:00 AM IST = 4:30 AM WAT.

What is 9 AM IST in Nigeria Time?

9:00 AM IST is 4:30 AM WAT.

What is 12 PM (noon) IST in Nigeria Time?

12:00 PM IST is 7:30 AM WAT.

Is Nigeria Time ahead of or behind IST?

WAT is 4 hours 30 minutes behind IST, so it is earlier in Nigeria Time than in IST.

Does IST change for daylight saving time?

No. IST stays on the same offset all year, so conversions never shift for daylight saving time.

Does Nigeria Time change for daylight saving time?

No. Nigeria Time stays on the same offset all year, so conversions never shift for daylight saving time.

What is the best time for a meeting between IST and Nigeria Time?

IST and Nigeria Time share 3 hours 30 minutes of the 9 AM–5 PM working day. Any time between 1:30 PM and 5:00 PM IST lands between 9:00 AM and 12:30 PM WAT, inside working hours for both.

Related conversions

Convert Nigeria Time to IST

Convert IST to other time zones

Convert other time zones to Nigeria Time

Learn more

Updated 7 November 2026. Time zone data: IANA tz database.