Hourly Weather Forecast - Rio das Ostras, , BR

11 AM
76°F
80%
15mph
SSW
80% Chance of Light Rain
Humidity
88%
Feels like
76°F
Dew Point
72°F
12 PM
75°F
80%
17mph
SW
80% Chance of Light Rain
Humidity
86%
Feels like
75°F
Dew Point
71°F
1 PM
75°F
60%
16mph
SW
60% Chance of Light Rain
Humidity
86%
Feels like
75°F
Dew Point
70°F
2 PM
74°F
70%
15mph
SW
70% Chance of Light Rain
Humidity
87%
Feels like
74°F
Dew Point
70°F
3 PM
73°F
60%
14mph
SW
60% Chance of Light Rain
Humidity
88%
Feels like
73°F
Dew Point
69°F
4 PM
73°F
60%
13mph
SW
60% Chance of Light Rain
Humidity
89%
Feels like
73°F
Dew Point
69°F
5 PM
73°F
60%
14mph
SW
60% Chance of Light Rain
Humidity
88%
Feels like
73°F
Dew Point
69°F
6 PM
72°F
50%
14mph
SW
50% Chance of Light Rain
Humidity
87%
Feels like
72°F
Dew Point
68°F
6:29 PM
7 PM
72°F
60%
12mph
SW
60% Chance of Light Rain
Humidity
87%
Feels like
72°F
Dew Point
68°F
8 PM
72°F
50%
11mph
SW
50% Chance of Light Rain
Humidity
86%
Feels like
72°F
Dew Point
67°F
9 PM
72°F
40%
11mph
SW
40% Chance of Light Rain
Humidity
84%
Feels like
72°F
Dew Point
67°F
10 PM
71°F
40%
9mph
SW
40% Chance of Light Rain
Humidity
81%
Feels like
71°F
Dew Point
65°F
11 PM
71°F
30%
9mph
WSW
30% Chance of Light Rain
Humidity
77%
Feels like
71°F
Dew Point
64°F

Rainfall and Snowfall Totals Through Thursday

Pineapple Express Slams Northwestern U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide