Overall on the next 14 days there will be 5 days with snow in Rio Negro and a total of 21.3 cm of snow.
It will be snowy on the following days:
Rio Negro weather in August 2026
Click on a day for an hourly weather forecast
Tuesday
Aug 4
3.7 cm
3° / -5°
Wednesday
Aug 5
7.5 cm
1° / -5°
Thursday
Aug 6
0.2 cm
2° / -7°
Friday
Aug 7
9.1 cm
1° / -9°
Saturday
Aug 8
0.8 cm
1° / -10°
Sunday
Aug 9
0 mm
1° / -11°
Monday
Aug 10
0 mm
1° / -12°
Tuesday
Aug 11
0 mm
0° / -11°
Wednesday
Aug 12
0 mm
-1° / -10°
Thursday
Aug 13
0 mm
1° / -10°
Friday
Aug 14
0 mm
4° / -6°
Saturday
Aug 15
0 mm
4° / -6°
Sunday
Aug 16
0 mm
4° / -4°
Monday
Aug 17
0 mm
5° / -4°
🌨️ Snowy days in Rio Negro 2026 (August)
The average weather in Rio Negro in August
The temperatures in Rio Negro in August are quite cold with temperatures between 7°C and 17°C, warm clothes are a must.
The wather in Rio Negro in August can vary between cold and nice weather days. Expect a few rainy days but usually not more than 3.
Our weather forecast can give you a great sense of what weather to expect in Rio Negro in August 2026.
If you’re planning to visit Rio Negro in the near future, we highly recommend that you review the 14 day weather forecast for Rio Negro before you arrive.
Temperatures
17° / 7°
Rainy Days
2
Snowy Days
0
Dry Days
29
Rainfall
44
mm
Sun Hours
10.5
Hrs
Historic average weather for August
Click on a day for an hourly weather forecast
Explore the weather in Rio Negro in other months
Rio Negro annual weather
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 33° / 17° | 3 | 28 | 0 | 93 mm | Good | Rio Negro in January |
| February | 31° / 16° | 3 | 25 | 0 | 69 mm | Good | Rio Negro in February |
| March | 28° / 14° | 4 | 28 | 0 | 82 mm | Perfect | Rio Negro in March |
| April | 23° / 12° | 3 | 27 | 0 | 83 mm | Perfect | Rio Negro in April |
| May | 18° / 9° | 3 | 28 | 0 | 62 mm | Good | Rio Negro in May |
| June | 14° / 7° | 2 | 28 | 0 | 27 mm | Good | Rio Negro in June |
| July | 14° / 5° | 2 | 29 | 0 | 34 mm | Good | Rio Negro in July |
| August | 17° / 7° | 2 | 29 | 0 | 44 mm | Good | Rio Negro in August |
| September | 19° / 8° | 4 | 26 | 0 | 81 mm | Good | Rio Negro in September |
| October | 22° / 10° | 5 | 26 | 0 | 120 mm | Good | Rio Negro in October |
| November | 27° / 13° | 5 | 25 | 0 | 113 mm | Perfect | Rio Negro in November |
| December | 31° / 16° | 4 | 27 | 0 | 95 mm | Good | Rio Negro in December |
Temperatures in Rio Negro in August
Rain in Rio Negro in August
Weather in Rio Negro in August - FAQ
What is the average temperature in Rio Negro in August?
The average temperature in Rio Negro in August is 7/17° C.
What is the chance of rain in Rio Negro in August?
On average, there are 2 rainy days in Rio Negro during August.
Weather wise, is August a good time to visit Rio Negro?
The weather in Rio Negro in August is good.
Can it snow in Rio Negro in August?
On average, there are 0 snowy days in Rio Negro in August.
More about the weather in Rio Negro