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Porto Velho weather in August

Weather in Porto Velho: August

Average day temperature: 97.9°F
Average night temperature: 75.2°F
Number of sunny days: 22 days
Day length: 11.7 - 11.9 hours
Number of rainy days: 0 days
Precipitation totals: 0.2 in.

Air temperature in August, °F

Show year:
2026
2025
2024

The highest day temperature during August of 2026 was 106°F. At the same time the lowest night temperature was 71°F. Daily and nightly averages during August were 99.9°F and 76.5°F.

Sunny, partly cloudy and cloudy days

Mostly all days in August are sunny but cloudy days are also possible.

Precipitation total in August, in.

Precipitation total value in Porto Velho in August is 0.2 in. Other months of the year show relatively similar values.

Wind speed in August, mph

The average wind speed value in August is 2.8 mph The wind's strength is relatively same during the whole year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 9.0.

Best time for vacation in Porto Velho

Sunniest months:
July 25 days
August 22 days
June 14 days
Warmest months:
September 100.4 °F
August 97.9 °F
October 96.2 °F
Coldest months:
February 82.5 °F
March 83.3 °F
January 83.5 °F
Rainiest months:
February 11 days
January 10 days
March 10 days
Windiest months:
August 2.8 mph
September 2.8 mph
October 2.7 mph

Porto Velho on a weather map

Porto Velho
+77°F
S 2 mph
Feels like: +82°F
Precip.: 37%
Places in Brazil:
Name
°F
+70°F
+68°F
+81°F
+68°F
+79°F
+68°F
+77°F
+64°F
+70°F
+70°F
+68°F
+81°F
+68°F
24 Hours Forecast
Porto Velho
Local time: 03:55
November 15, sunday
0600
77°F
S
2 mph
0900
84°F
SE
3 mph
1200
91°F
SE
4 mph
1500
90°F
E
4 mph
1800
81°F
W
1 mph
2100
77°F
SW
2 mph
November 16, monday
0000
77°F
SE
2 mph
0300
75°F
S
2 mph
Units of measurement: °C / °F