PST to CHAST Time Converter

Convert Pacific Standard Time (PST) to Chatham Standard Time (CHAST). Both time zones are shown live below; current offset between them is 19h 45m ahead.

Los Angeles · Pacific Standard Time
09:14:16
Tuesday, May 12, 2026
PDT · UTC-07:00
Chatham Islands · Chatham Standard Time
04:59:16
Wednesday, May 13, 2026
GMT+12:45 · UTC+12:45

Convert a specific time

From: PST (Los Angeles)
To: CHAST (Chatham Islands)
--:--

Daylight Saving status right now

PST (Pacific Standard Time)
Observes DST
Yes
In DST right now
Yes
Next fall back
2026-11-01
Offset shift
UTC-07:00 → UTC-08:00
CHAST (Chatham Standard Time)
Observes DST
Yes
In DST right now
No
Next spring forward
2026-09-27
Offset shift
UTC+12:45 → UTC+13:45

When can PST and CHAST 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
PST
CHAST
Both zones in working hours (9am-5pm)
One zone working
Off-hours
Columns are hours of the day in Los Angeles (PST). Each row shows the local working-hours state in that zone for the same moment in time.
3 hours of overlap during standard 9am-5pm working hours.
Best meeting window: 14:00–16:00 PST (09:45–11:45 CHAST).

Hour-by-hour PST to CHAST conversion table

PST time (Los Angeles)CHAST time (Chatham Islands)Status
00:00 Tue19:45 TueOff-hours both sides
01:00 Tue20:45 TueOff-hours both sides
02:00 Tue21:45 TueOff-hours both sides
03:00 Tue22:45 TueOff-hours both sides
04:00 Tue23:45 TueOff-hours both sides
05:00 Tue00:45 WedOff-hours both sides
06:00 Tue01:45 WedOff-hours both sides
07:00 Tue02:45 WedOff-hours both sides
08:00 Tue03:45 WedOff-hours both sides
09:00 Tue04:45 WedPST working
10:00 Tue05:45 WedPST working
11:00 Tue06:45 WedPST working
12:00 Tue07:45 WedPST working
13:00 Tue08:45 WedPST working
14:00 Tue09:45 WedBoth at work
15:00 Tue10:45 WedBoth at work
16:00 Tue11:45 WedBoth at work
17:00 Tue12:45 WedCHAST working
18:00 Tue13:45 WedCHAST working
19:00 Tue14:45 WedCHAST working
20:00 Tue15:45 WedCHAST working
21:00 Tue16:45 WedCHAST working
22:00 Tue17:45 WedOff-hours both sides
23:00 Tue18:45 WedOff-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

Pacific Standard Time (PST)
IANA identifier
America/Los_Angeles
Current UTC offset
UTC-07:00
Current abbreviation
PDT
Major cities in this zone
Los AngelesSan FranciscoSeattlePortlandSan Diego
Chatham Standard Time (CHAST)
IANA identifier
Pacific/Chatham
Current UTC offset
UTC+12:45
Current abbreviation
GMT+12:45
Major cities in this zone
Chatham Islands

Sun today in Los Angeles and Chatham Islands

Los Angeles
Sunrise
05:55
Sunset
19:46
Solar noon
12:50
Daylight
13h 51m

Related converters

CHAST to PST (reverse)PST to ESTPST to GMTPST to UTCPST to CETPST to ISTEST to CHASTGMT to CHASTUTC to CHASTCET to CHASTIST to CHAST
Looking for local time? See time in Los Angeles or time in Chatham Islands.

Frequently asked questions

What is the time difference between PST and CHAST right now?+
CHAST (Chatham Standard Time) is currently 19h 45m ahead PST (Pacific Standard Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does PST or CHAST observe daylight saving time?+
PST: observes daylight saving time. CHAST: observes daylight saving time.
When is the best time to schedule a meeting between PST and CHAST?+
The strongest overlap is 14:00–16:00 PST (09:45–11:45 CHAST), giving 3 hours when both sides are within standard 9am-5pm working hours.
What time is it in Chatham Islands when it is 12:00 noon in Los Angeles?+
When it is 12:00 Tue in Los Angeles (PST), it is 07:45 Wed in Chatham Islands (CHAST).
Which IANA time zone identifiers are used for PST and CHAST?+
PST maps to "America/Los_Angeles" in the IANA database. CHAST maps to "Pacific/Chatham". These identifiers are what most software libraries use to convert times accurately, including DST handling.
Is Los Angeles ahead of or behind Chatham Islands?+
Whether Los Angeles (PST) is ahead of or behind Chatham Islands (CHAST) depends on the current UTC offsets. Right now CHAST is 19h 45m ahead PST. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for PST and CHAST?+
PST is UTC-07:00 (PDT) and CHAST is UTC+12:45 (GMT+12:45). 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 PST and CHAST?+
Yes. There are 3 hours of overlap during standard 9am-5pm working hours, with the strongest window at 14:00–16:00 PST.