Rio Negro, Argentina Weather

Rio Negro,  Weather
(Photo by Sasha • Stories on Unsplash)

Current conditions

Updated:
11°C
51.8°F
°C °F

Condition: Clear Sky

Pressure: 1,004 hPa

Feel like: 7 °C

Temperature: 11°C

Cloud: 0%

Humidity: 41%

Wind: N - 11 km/h

Visibility: 80.62 km

Weather forecast

Fri
11 Sep
4°C / 9°C
Drizzle
Sat
12 Sep
1°C / 9°C
Drizzle
Sun
13 Sep
1°C / 15°C
Overcast
Mon
14 Sep
4°C / 17°C
Overcast
Tue
15 Sep
3°C / 17°C
Overcast
Hourly forecast today:
01:00 AM
-1° / 11°
-1° / 11°
Clear Sky
41% 16 km/h
02:00 AM
-1° / 10°
-1° / 10°
Clear Sky
44% 16 km/h
03:00 AM
-1° /
-1° /
Clear Sky
46% 13 km/h
04:00 AM
0° /
0° /
Clear Sky
58% 13 km/h
05:00 AM
0° /
0° /
Clear Sky
61% 11 km/h
06:00 AM
0° /
0° /
Clear Sky
54% 19 km/h
07:00 AM
0° /
0° /
Partly Cloudy
60% 19 km/h
08:00 AM
0° /
0° /
Partly Cloudy
65% 17 km/h
09:00 AM
1° /
1° /
Clear Sky
67% 19 km/h
10:00 AM
1° /
1° /
Overcast
72% 18 km/h
11:00 AM
1° /
1° /
Overcast
74% 13 km/h

30 Day Averages and Extremes

  • Average high 17.03°C
  • Average low 6.4°C
  • Hottest day 24°C (16 September 2026)
  • Coldest day -1°C (06 September 2026)
  • Average humidity 51.97%
  • Days with precipitation 14 days
  • Highest precipitation 27 mm (11 September 2026)

Yesterday's Data

  • Max: 17°C
  • Min: 5°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

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 16ºC to 19ºC (60.8ºF to 66.2ºF), consider wearing:
- Long-sleeve shirt or blouse
- Cotton socks
- Casual sneakers or loafers
- Sun hat (if spending time outdoors)

Temperature

Early
-1°C / 9°C
Morning
1°C / 6°C
Afternoon
1°C / 16°C
Evening
1°C / 18°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 439
  • CO 62
  • NH3 0
  • NO2 1
  • O3 33
  • PM10 1
  • PM25 0
  • SO2 0
  • CH4 1,301

Sunrise / Sunset

10:29
22:06