Rio Negro, Argentina Weather

  1. Rio Negro, Argentina Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Rio Negro over the next 12 hours
  7. Temperature and possibility of rain in Rio Negro in the coming days
  8. Rainfall in Rio Negro in the coming days
  9. Rio Negro Weather Summary
  10. Weather averages by month
  11. Rio Negro's weather
  12. Frequently asked questions
  13. Comments
Rio Negro, Weather
(Photo by Sasha • Stories on Unsplash)

Current conditions

Updated:
6°C
42.8°F
°C °F

Condition: Overcast

Pressure: 1,004 hPa

Feel like: 4 °C

Temperature: 6°C

Cloud: 97%

Humidity: 93%

Wind: WNW - 9 km/h

Visibility: 47.86 km

Weather forecast

Wed
05 Aug
6°C / 10°C
Drizzle
Thu
06 Aug
4°C / 11°C
Moderate Drizzle
Fri
07 Aug
4°C / 10°C
Drizzle
Sat
08 Aug
1°C / 9°C
Mainly Clear
Sun
09 Aug
0°C / 7°C
Mainly Clear
Hourly forecast today:
12:00 PM
5° / 6°
5° / 6°
Overcast
93% 14 km/h
13:00 PM
7° / 8°
7° / 8°
Overcast
93% 16 km/h
14:00 PM
8° / 9°
8° / 9°
Overcast
91% 20 km/h
15:00 PM
9° / 12°
9° / 12°
Partly Cloudy
82% 27 km/h
16:00 PM
9° / 14°
9° / 14°
Partly Cloudy
73% 38 km/h
17:00 PM
9° / 15°
9° / 15°
Partly Cloudy
69% 39 km/h
18:00 PM
10° / 16°
10° / 16°
Overcast
66% 41 km/h
19:00 PM
8° / 16°
8° / 16°
Overcast
57% 43 km/h
20:00 PM
7° / 15°
7° / 15°
Overcast
60% 39 km/h
21:00 PM
7° / 14°
7° / 14°
Overcast
64% 33 km/h
22:00 PM
6° / 12°
6° / 12°
Overcast
65% 30 km/h

30 Day Averages and Extremes

  • Average high 11.8°C
  • Average low 3.77°C
  • Hottest day 19°C (18 August 2026)
  • Coldest day -1°C (22 July 2026)
  • Average humidity 76.63%
  • Days with precipitation 28 days
  • Highest precipitation 60 mm (30 July 2026)

Yesterday's Data

  • Max: 16°C
  • Min: 7°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Rio Negro over the next 12 hours

Temperature and possibility of rain in Rio Negro in the coming days

Rainfall in Rio Negro in the coming days

Rio Negro Climate Summary

Rio Negro features a Mid-latitude steppe (Köppen classification: BSk), with an average annual temperature of 17.14ºC (62.85ºF), which is about -1.1% lower than the national average for Argentina. Annually, the city experiences approximately 12.64 millimeters (0.5 inches) of rainfall, spread across 30.83 rainy days, accounting for 8.45% of the year.

Longitude -39.8829436
Latitude -65.2597963
Yearly high temperature 20.21ºC (68.38ºF)
Yearly low temperature 13.34ºC (56.01ºF)
Hottest month January 27.82ºC (82.08ºF)
Coldest month July 6.83ºC (44.29ºF)
Yearly precip 12.64mm (0.5in)
Days with rainfall 30.83 days (8.45%)
Driest month January (37.44%)
Wettest month April (49.26%)

Weather averages by month

Month High / Low (°C) Rain
January 27.82° / 19.52° 2.0 days
February 26.77° / 18.33° 2.09 days
March 24.36° / 17.32° 2.55 days
April 20.34° / 14.17° 3.0 days
May 16.5° / 11.17° 2.73 days
June 13.24° / 8.01° 2.91 days
July 12.3° / 6.83° 3.09 days
August 14.51° / 8.21° 2.09 days
September 16.87° / 10.16° 3.0 days
October 19.64° / 12.43° 2.82 days
November 23.78° / 15.81° 2.64 days
December 26.4° / 18.08° 1.91 days

Rio Negro's weather

Frequently asked questions

1. What is the hottest month in Rio Negro?

January has the highest average monthly temperature (daily mean of 27.82ºC) and July are the coolest (daily mean of 6.83ºC).

2. What should I wear in Rio Negro today?

For today's mild weather in Rio Negro, with temperatures between 13ºC to 16ºC (55.4ºF to 60.8ºF), consider wearing:
- Lightweight sweater or cardigan
- Cotton socks
- Light jacket (for cooler periods)
- Long-sleeve shirt or blouse

Temperature

Early
5°C / 7°C
Morning
4°C / 5°C
Afternoon
9°C / 12°C
Evening
7°C / 14°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 440
  • CO 75
  • NH3 0
  • NO2 1
  • O3 33
  • PM10 1
  • PM25 1
  • SO2 0
  • CH4 1,321

Sunrise / Sunset

11:22
21:32