Measurements:
°C
°F
Porto Velho
98°F
SW 5 mph
Feels like: 102°F
Precip: 10%
World Resorts Brazil Porto Velho Weather May Weather in Porto Velho

Porto Velho Weather: May

Average Day Temperature: 91.4°F
Average Night Temperature: 75.2°F
Number of Sunny Days: 7 days
Sunshine Hours: 11.6 - 11.8 hours
Number of Rainy Days: 2 days
Precipitation Totals: 1.2 in

Air Temperature in May, °F

Select Year: 2026 2025 2024

The highest day temperature in May 2026 was 99°F. The lowest night temperature was 66°F. The average values for day and night temperatures during May were 92.2°F и 74.0°F respectivly.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during May. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in May, in

Precipitation total in May for Porto Velho is 1.2 in.

Wind Speed in May, mph

The average wind speed in May is 2.4 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Porto Velho in May is 5.8 hours.

Best Time to Visit Porto Velho
The most sunny months:
July 25 days
August 22 days
September 16 days
The most warm months:
September 106.1 °F
August 103.2 °F
October 101.0 °F
The most cold months:
February 86.1 °F
March 87.0 °F
January 87.2 °F
The most rainy months:
February 11 days
January 10 days
March 10 days
The most windy months:
August 2 mph
September 2 mph
October 2 mph

Porto Velho on the Weather Map

24 Hours Weather Forecast
Porto Velho
Local time: 16:15
08 sep, tuesday
1800 92°F
W
4 mph
2100 86°F
SW
1 mph
09 sep, wednesday
0000 82°F
SE
2 mph
0300 82°F
NE
1 mph
0600 80°F
W
0 mph
0900 96°F
S
2 mph
1200 110°F
SW
4 mph
1500 108°F
SW
4 mph