Convert GMT to EDT Time

Convert Greenwich Mean Time (GMT) to Eastern Daylight Time (EDT, UTC-4) for regional business calls. Free converter with real-time conversion, meeting time planner, and business hours comparison for GMT to EDT coordination. Includes 24-hour conversion table and live time displays. Perfect for international scheduling and global team collaboration. Works on all devices with accurate, reliable results.

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GMT

Greenwich Mean Time

Current Time

Select Date & Time

→

🇺🇸

EDT

Eastern Daylight Time

Current Time

Converted Time

Select a time to convert

Time Difference

Your Local Time

UTC Time

GMT to EDT Time Conversion

Eastern Daylight Time is 4 hours behind Greenwich Mean Time

Always accurate • Live conversion

-4h

difference

GMT to EDT Time Conversion Chart

Popular Time Conversions

Complete 24-Hour Conversion

Greenwich Mean Time to Eastern Daylight Time full day schedule

🌍 Greenwich Mean Time	🇺🇸 Eastern Daylight Time
12:00 AM 00:00	8:00 PM (previous day) 20:00
1:00 AM 01:00	9:00 PM (previous day) 21:00
2:00 AM 02:00	10:00 PM (previous day) 22:00
3:00 AM 03:00	11:00 PM (previous day) 23:00
4:00 AM 04:00	12:00 AM 00:00
5:00 AM 05:00	1:00 AM 01:00
6:00 AM 06:00	2:00 AM 02:00
7:00 AM 07:00	3:00 AM 03:00
8:00 AM 08:00	4:00 AM 04:00
9:00 AM 09:00	5:00 AM 05:00
10:00 AM 10:00	6:00 AM 06:00
11:00 AM 11:00	7:00 AM 07:00
12:00 PM 12:00	8:00 AM 08:00
1:00 PM 13:00	9:00 AM 09:00
2:00 PM 14:00	10:00 AM 10:00
3:00 PM 15:00	11:00 AM 11:00
4:00 PM 16:00	12:00 PM 12:00
5:00 PM 17:00	1:00 PM 13:00
6:00 PM 18:00	2:00 PM 14:00
7:00 PM 19:00	3:00 PM 15:00
8:00 PM 20:00	4:00 PM 16:00
9:00 PM 21:00	5:00 PM 17:00
10:00 PM 22:00	6:00 PM 18:00
11:00 PM 23:00	7:00 PM 19:00

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12:00 AM

GMT

→

8:00 PM

EDT

(previous day)

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1:00 AM

GMT

→

9:00 PM

EDT

(previous day)

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2:00 AM

GMT

→

10:00 PM

EDT

(previous day)

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3:00 AM

GMT

→

11:00 PM

EDT

(previous day)

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4:00 AM

GMT

→

12:00 AM

EDT

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5:00 AM

GMT

→

1:00 AM

EDT

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6:00 AM

GMT

→

2:00 AM

EDT

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7:00 AM

GMT

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3:00 AM

EDT

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8:00 AM

GMT

→

4:00 AM

EDT

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9:00 AM

GMT

→

5:00 AM

EDT

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10:00 AM

GMT

→

6:00 AM

EDT

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11:00 AM

GMT

→

7:00 AM

EDT

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12:00 PM

GMT

→

8:00 AM

EDT

🇺🇸

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1:00 PM

GMT

→

9:00 AM

EDT

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2:00 PM

GMT

→

10:00 AM

EDT

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3:00 PM

GMT

→

11:00 AM

EDT

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4:00 PM

GMT

→

12:00 PM

EDT

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5:00 PM

GMT

→

1:00 PM

EDT

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6:00 PM

GMT

→

2:00 PM

EDT

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7:00 PM

GMT

→

3:00 PM

EDT

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8:00 PM

GMT

→

4:00 PM

EDT

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9:00 PM

GMT

→

5:00 PM

EDT

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10:00 PM

GMT

→

6:00 PM

EDT

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11:00 PM

GMT

→

7:00 PM

EDT

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Best Meeting Times for GMT and EDT

Optimal Collaboration Hours

Best times for GMT ↔ EDT meetings and calls

✅ Business hours overlap available

Recommended Meeting Windows

1:00 PM GMT → 9:00 AM EDT

Perfect for both time zones

2:00 PM GMT → 10:00 AM EDT

Perfect for both time zones

3:00 PM GMT → 11:00 AM EDT

Perfect for both time zones

Based on standard business hours (9:00 AM - 6:00 PM) in each time zone

GMT vs EDT Time Zone Details

Technical Information & Comparison

Detailed timezone specifications and regional data

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Greenwich Mean Time

Source timezone

UTC Offset 0.0h

Code GMT

Region Universal

Status ✓ Active

🇺🇸

Eastern Daylight Time

Target timezone

UTC Offset -4.0h

Code EDT

Region United States

Status ✓ Active

Frequently Asked Questions

What is the time difference between Greenwich Mean Time (GMT) and Eastern Daylight Time (EDT)?

Greenwich Mean Time (GMT) is 4 hours ahead of Eastern Daylight Time (EDT). You must subtract 4 hours from the GMT to convert GMT to EDT. For example, if it is noon GMT, it will be 8:00 AM EDT.

Does daylight saving time affect the conversion from GMT to EDT?

Yes, daylight saving time directly impacts this conversion. EDT is observed during the summer months (from the second Sunday in March to the first Sunday in November), while GMT remains constant throughout the year. Therefore, when converting from GMT to EDT, you consistently subtract 4 hours during daylight saving time.

How do I manually convert GMT to EDT?

To manually convert GMT to EDT, take your GMT and subtract 4 hours. For instance: If it’s 8:00 AM in GMT, subtracting 4 hours gives you 4:00 AM in EDT. This method can be applied at any hour of the day.

What are some practical examples of converting GMT to EDT?

Here are a few examples: If it’s 6:00 PM in GMT, it will be 2:00 PM in EDT. If it’s 3:00 AM in GMT, it will be 11:00 PM in EDT (the previous day). To manually convert, subtract 4 hours from your current GMT.

What should I consider when scheduling meetings across GMT and EDT?

When planning meetings between participants in GMT and EDT, be mindful of the 4-hour difference. It’s advisable to schedule meetings during overlapping business hours; for example, if it’s convenient for participants in GMT from 9:00 AM to 5:00 PM, this translates to 5:00 AM to 1:00 PM in EDT. This ensures that all parties can attend without conflicts.

Can I convert multiple times from GMT to EDT at once?

Yes, many online tools allow for batch conversions from GMT to EDT. This feature is handy for scheduling meetings or events that involve participants across different time zones.