London to Rio Grande time converter
Rio Grande is 4 hours behind London. When it is 9:00 AM in London, it is 5:00 AM in Rio Grande.
London BST
Wednesday, October 21, 2026
Rio Grande BRT
Wednesday, October 21, 2026
5:24 AM in London, Wednesday, October 21, 2026
London to Rio Grande conversion table
Every hour of today in London and the matching time in Rio Grande. Light rows are typical working hours (9:00–18:00).
| London | Rio Grande |
|---|---|
| 12:00 AM | 8:00 PM−1 day |
| 1:00 AM | 9:00 PM−1 day |
| 2:00 AM | 10:00 PM−1 day |
| 3:00 AM | 11:00 PM−1 day |
| 4:00 AM | 12:00 AM |
| 5:00 AM | 1:00 AM |
| 6:00 AM | 2:00 AM |
| 7:00 AM | 3:00 AM |
| 8:00 AM | 4:00 AM |
| 9:00 AM | 5:00 AM |
| 10:00 AM | 6:00 AM |
| 11:00 AM | 7:00 AM |
| 12:00 PM | 8:00 AM |
| 1:00 PM | 9:00 AM |
| 2:00 PM | 10:00 AM |
| 3:00 PM | 11:00 AM |
| 4:00 PM | 12:00 PM |
| 5:00 PM | 1:00 PM |
| 6:00 PM | 2:00 PM |
| 7:00 PM | 3:00 PM |
| 8:00 PM | 4:00 PM |
| 9:00 PM | 5:00 PM |
| 10:00 PM | 6:00 PM |
| 11:00 PM | 7:00 PM |
Best time to call or meet
Both sides are at work from 1:00 PM – 6:00 PM in London (9:00 AM – 2:00 PM in Rio Grande).
Daylight saving time and the difference
The difference changes during the year because London and Rio Grande switch clocks on different dates:
- Oct 21, 2026 – Oct 25, 2026: -4h
- Oct 25, 2026 – Mar 28, 2027: -3h
- Mar 28, 2027 – Oct 21, 2027: -4h
Distance
London and Rio Grande are 10,583 km (6,576 miles) apart in a straight line.
More conversions
Questions and answers
What is the time difference between London and Rio Grande?
Rio Grande is 4 hours behind London.
What time is it in Rio Grande when it is 9 AM in London?
When it is 9:00 AM in London, it is 5:00 AM in Rio Grande.
When is the best time to call Rio Grande from London?
Both sides are at work from 1:00 PM – 6:00 PM in London (9:00 AM – 2:00 PM in Rio Grande).
Does the time difference between London and Rio Grande change?
Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.