IST to NPT Time Converter

Convert India Standard Time (IST) to Nepal Time (NPT). Both time zones are shown live below; current offset between them is 0h 15m ahead.

Mumbai · India Standard Time
01:43:18
Thursday, May 14, 2026
GMT+5:30 · UTC+05:30
Kathmandu · Nepal Time
01:58:18
Thursday, May 14, 2026
GMT+5:45 · UTC+05:45

Convert a specific time

From: IST (Mumbai)
To: NPT (Kathmandu)
--:--

Daylight Saving status right now

IST (India Standard Time)
Observes DST
No
NPT (Nepal Time)
Observes DST
No

When can IST and NPT meet?

00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
IST
NPT
Both zones in working hours (9am-5pm)
One zone working
Off-hours
Columns are hours of the day in Mumbai (IST). Each row shows the local working-hours state in that zone for the same moment in time.
8 hours of overlap during standard 9am-5pm working hours.
Best meeting window: 09:00–16:00 IST (09:15–16:15 NPT).

Hour-by-hour IST to NPT conversion table

IST time (Mumbai)NPT time (Kathmandu)Status
00:00 Thu00:15 ThuOff-hours both sides
01:00 Thu01:15 ThuOff-hours both sides
02:00 Thu02:15 ThuOff-hours both sides
03:00 Thu03:15 ThuOff-hours both sides
04:00 Thu04:15 ThuOff-hours both sides
05:00 Thu05:15 ThuOff-hours both sides
06:00 Thu06:15 ThuOff-hours both sides
07:00 Thu07:15 ThuOff-hours both sides
08:00 Thu08:15 ThuOff-hours both sides
09:00 Thu09:15 ThuBoth at work
10:00 Thu10:15 ThuBoth at work
11:00 Thu11:15 ThuBoth at work
12:00 Thu12:15 ThuBoth at work
13:00 Thu13:15 ThuBoth at work
14:00 Thu14:15 ThuBoth at work
15:00 Thu15:15 ThuBoth at work
16:00 Thu16:15 ThuBoth at work
17:00 Thu17:15 ThuOff-hours both sides
18:00 Thu18:15 ThuOff-hours both sides
19:00 Thu19:15 ThuOff-hours both sides
20:00 Thu20:15 ThuOff-hours both sides
21:00 Thu21:15 ThuOff-hours both sides
22:00 Thu22:15 ThuOff-hours both sides
23:00 Thu23:15 ThuOff-hours both sides

Times computed for today in each zone using the IANA time zone database. The conversion accounts for daylight saving time wherever applicable.

About these time zones

India Standard Time (IST)
IANA identifier
Asia/Kolkata
Current UTC offset
UTC+05:30
Current abbreviation
GMT+5:30
Major cities in this zone
MumbaiNew DelhiBangaloreChennaiKolkata
Nepal Time (NPT)
IANA identifier
Asia/Kathmandu
Current UTC offset
UTC+05:45
Current abbreviation
GMT+5:45
Major cities in this zone
Kathmandu

Sun today in Mumbai and Kathmandu

Mumbai
Sunrise
06:05
Sunset
19:06
Solar noon
12:36
Daylight
13h 0m
Kathmandu
Sunrise
05:16
Sunset
18:46
Solar noon
12:01
Daylight
13h 29m

Related converters

NPT to IST (reverse)IST to ESTIST to PSTIST to GMTIST to UTCIST to CETEST to NPTPST to NPTGMT to NPTUTC to NPTCET to NPT
Looking for local time? See time in Mumbai or time in Kathmandu.

Frequently asked questions

What is the time difference between IST and NPT right now?+
NPT (Nepal Time) is currently 0h 15m ahead IST (India Standard Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does IST or NPT observe daylight saving time?+
IST: does not observe daylight saving time. NPT: does not observe daylight saving time.
When is the best time to schedule a meeting between IST and NPT?+
The strongest overlap is 09:00–16:00 IST (09:15–16:15 NPT), giving 8 hours when both sides are within standard 9am-5pm working hours.
What time is it in Kathmandu when it is 12:00 noon in Mumbai?+
When it is 12:00 Thu in Mumbai (IST), it is 12:15 Thu in Kathmandu (NPT).
Which IANA time zone identifiers are used for IST and NPT?+
IST maps to "Asia/Kolkata" in the IANA database. NPT maps to "Asia/Kathmandu". These identifiers are what most software libraries use to convert times accurately, including DST handling.
Is Mumbai ahead of or behind Kathmandu?+
Whether Mumbai (IST) is ahead of or behind Kathmandu (NPT) depends on the current UTC offsets. Right now NPT is 0h 15m ahead IST. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for IST and NPT?+
IST is UTC+05:30 (GMT+5:30) and NPT is UTC+05:45 (GMT+5:45). Both offsets shift by one hour when the corresponding region enters or exits daylight saving time, so the live values on this page are the source of truth.
Can I schedule meetings during business hours for both IST and NPT?+
Yes. There are 8 hours of overlap during standard 9am-5pm working hours, with the strongest window at 09:00–16:00 IST.