Seattle, WA to Casa Grande, AZ: time difference
Casa Grande, AZ is 1 h ahead of Seattle, WA. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Seattle, WA 03:06 3:06 AM Casa Grande, AZ 04:06 4:06 AM You –:–
03:06 3:06 AM
Pacific Standard Time · UTC-8
☀️ 07:02 · 🌙 16:46
04:06 4:06 AM
Mountain Standard Time · UTC-7
☀️ 06:50 · 🌙 17:33
·
+1 h
Casa Grande, AZ is 1 h ahead of Seattle, WA.
When you, Seattle, WA and Casa Grande, AZ are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Seattle, WA
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇺🇸 Casa Grande, AZ
1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Seattle, WA | 🇺🇸 Casa Grande, AZ |
|---|---|---|
| Local time | 03:06 | 04:06 |
| Local date | Friday, November 6, 2026 | Friday, November 6, 2026 |
| Time zone | Pacific Standard Time | Mountain Standard Time |
| UTC offset | UTC-8 | UTC-7 |
| Offset from Seattle, WA | — | +1 h |
| IANA zone | America/Los Angeles | America/Phoenix |
| Daylight saving | On standard time → UTC-7, Mar 14, 03:00 | Not observed |
| Sunrise | 07:02 | 06:50 |
| Sunset | 16:46 | 17:33 |
| Daylight | 9 h 44 min | 10 h 43 min |
| People on this clock | 737,015 | 54,316 |
Compare Seattle, WA with another city
More comparisons with Seattle, WA: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Seattle, WA and Casa Grande, AZ: common questions
How many hours ahead of Seattle, WA, is Casa Grande, AZ?
The clocks in Casa Grande are 1 hour ahead of those in Seattle (UTC−7 and UTC−8).
What time is it in Casa Grande, AZ, at the start of the working day in Seattle, WA?
The working day in Seattle starts at 9:00 AM; in Casa Grande it is 10:00 AM at that moment.
What time is it in Casa Grande, AZ, at the end of the working day in Seattle, WA?
The working day in Seattle ends at 6:00 PM; in Casa Grande it is 7:00 PM at that moment.
Is there a time when both Seattle, WA, and Casa Grande, AZ, are at work?
Yes: from 9:00 AM to 5:00 PM in Seattle (10:00 AM to 6:00 PM in Casa Grande), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Casa Grande, AZ, compared with Seattle, WA?
The new day starts in Casa Grande earlier: at 11:00 PM in Seattle it is already midnight there. Until 1:00 AM in Casa Grande, Seattle is still on the previous day.
Is the time difference between Seattle, WA, and Casa Grande, AZ, the same all year?
No. Only Seattle switches to summer time, so the gap changes twice a year. From March 14, 2027, Casa Grande and Seattle will have the same time.
