UTC Offset
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Merlo, Argentina Snapshot 2026
Where is Merlo?
Merlo, Argentina
- Continent
- Americas
- Country
- Argentina
- City
- Merlo
- Population
- 269K
- Coordinates
- -34.67°, -58.73°
Merlo is a city in Argentina with a population of approximately 269K. Average temperatures range from 7°C (44°F) in July to 30°C (86°F) in January. The best time to visit is February, March, October, November, December.
Time in Merlo right now
Open full time & time zone page 11:55 55
Friday, May 8, 2026
IANA time zone
America/Argentina/Buenos_Aires
Daylight saving
No DST
Next DST change
—
Live weather in Merlo
Daylight in Merlo today
View full sunrise & sunset page Sunrise
Sunset
Day length
10h 30m
Climate normals for Merlo
Long-term monthly averages based on historical data.
January
Good 
February best
Excellent March best
Excellent April
Good May
Good June
Good July
Fair August
Good September
Good October best
Excellent November best
Excellent December best
Excellent | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 30°C / 20°C | 32°C / 21°C | 7days (66 mm) Good | 11.7h Excellent | 62% Muggy | 8.8 Very High | Good | View Details |
| February best | 29°C / 19°C | 31°C / 20°C | 8days (79 mm) Wet | 10.8h Excellent | 66% Muggy | 7.8 Very High | Excellent | View Details |
| March best | 26°C / 17°C | 27°C / 17°C | 8days (86 mm) Wet | 9.8h Good | 70% Muggy | 6.5 High | Excellent | View Details |
| April | 22°C / 14°C | 22°C / 13°C | 8days (93 mm) Wet | 8.1h Good | 74% Muggy | 4.5 Moderate | Good | View Details |
| May | 18°C / 10°C | 16°C / 8°C | 6days (61 mm) Good | 7.2h Good | 77% Humid | 3.2 Moderate | Good | View Details |
| June | 15°C / 7°C | 13°C / 4°C | 4days (35 mm) Good | 6.9h Fair | 77% Humid | 2.9 Moderate | Good | View Details |
| July | 15°C / 7°C | 12°C / 4°C | 7days (46 mm) Good | 6.8h Fair | 78% Humid | 3.2 Moderate | Fair | View Details |
| August | 17°C / 8°C | 15°C / 5°C | 5days (51 mm) Good | 8.3h Good | 72% Muggy | 4.1 Moderate | Good | View Details |
| September | 19°C / 10°C | 18°C / 7°C | 5days (58 mm) Good | 8.8h Good | 71% Muggy | 5.3 High | Good | View Details |
| October best | 22°C / 12°C | 21°C / 10°C | 7days (75 mm) Good | 9.9h Good | 68% Muggy | 7 High | Excellent | View Details |
| November best | 26°C / 15°C | 26°C / 14°C | 8days (73 mm) Wet | 11.3h Excellent | 64% Muggy | 7.9 Very High | Excellent | View Details |
| December best | 29°C / 18°C | 30°C / 17°C | 8days (82 mm) Wet | 12h Excellent | 60% Moderate | 8.5 Very High | Excellent | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 30°C / 20°C . Feb: 29°C / 19°C . Mar: 26°C / 17°C . Apr: 22°C / 14°C . May: 18°C / 10°C . Jun: 15°C / 7°C . Jul: 15°C / 7°C . Aug: 17°C / 8°C . Sep: 19°C / 10°C . Oct: 22°C / 12°C . Nov: 26°C / 15°C . Dec: 29°C / 18°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 66 mm. Feb: 79 mm. Mar: 86 mm. Apr: 93 mm. May: 61 mm. Jun: 35 mm. Jul: 46 mm. Aug: 51 mm. Sep: 58 mm. Oct: 75 mm. Nov: 73 mm. Dec: 82 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 62%. Feb: 66%. Mar: 70%. Apr: 74%. May: 77%. Jun: 77%. Jul: 78%. Aug: 72%. Sep: 71%. Oct: 68%. Nov: 64%. Dec: 60%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 19 km/h . Feb: 18 km/h . Mar: 18 km/h . Apr: 18 km/h . May: 17 km/h . Jun: 17 km/h . Jul: 18 km/h . Aug: 19 km/h . Sep: 20 km/h . Oct: 20 km/h . Nov: 20 km/h . Dec: 19 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 9. Feb: UV 8. Mar: UV 7. Apr: UV 5. May: UV 3. Jun: UV 3. Jul: UV 3. Aug: UV 4. Sep: UV 5. Oct: UV 7. Nov: UV 8. Dec: UV 9.
Frequently Asked Questions
Merlo has a population of approximately 269K.
The best months to visit Merlo are February, March, October, November, December, when temperatures are pleasant and rainfall is lower.
Merlo receives approximately 805mm of rainfall annually across 81 rainy days.
Merlo is located in Argentina, in the Americas region.