Find the Best Places in the United States

Compare Cost of Living, Education, Income, Population, and More.

Current Weather Conditions for Port Costa, CA

Mostly clear, with a low around 55. West southwest wind 12 to 15 mph, with gusts as high as 22 mph.
73°F

Conditions

Wind: 15 mph SW
Humidity: 62%
Probability of Precipitation: 0%

Hourly Forcast (next 12 hours)

2 AM 3 AM 4 AM 5 AM 6 AM 7 AM 8 AM 9 AM 10 AM 11 AM 12 PM 1 PM 2 PM
73° 66° 63° 62° 61° 60° 59° 58° 57° 57° 56° 56° 57°

Upcoming Week

Day Forecast High Low
Tonight
Mostly Clear
Mostly clear, with a low around 55. West southwest wind 12 to 15 mph, with gusts as high as 22 mph.
68°F 55°F
Sunday
Sunny
Sunny. High near 78, with temperatures falling to around 75 in the afternoon. West southwest wind 9 to 15 mph, with gusts as high as 22 mph.
68°F 55°F
Sunday Night
Mostly Clear
Mostly clear. Low around 55, with temperatures rising to around 57 overnight. West southwest wind 10 to 15 mph, with gusts as high as 22 mph.
68°F 55°F
Monday
Sunny
Sunny, with a high near 78. West southwest wind 9 to 15 mph, with gusts as high as 22 mph.
68°F 55°F
Monday Night
Mostly Clear
Mostly clear, with a low around 55. West southwest wind 10 to 15 mph, with gusts as high as 23 mph.
68°F 55°F
Tuesday
Sunny
Sunny, with a high near 78.
68°F 55°F
Tuesday Night
Mostly Clear
Mostly clear, with a low around 56.
68°F 55°F
Wednesday
Sunny
Sunny, with a high near 76.
68°F 55°F
Wednesday Night
Partly Cloudy
Partly cloudy, with a low around 55.
68°F 55°F
Thursday
Mostly Sunny
Mostly sunny, with a high near 72.
68°F 55°F
Thursday Night
Partly Cloudy
Partly cloudy, with a low around 55.
68°F 55°F
Juneteenth
Mostly Sunny
Mostly sunny, with a high near 70.
68°F 55°F
Friday Night
Partly Cloudy
Partly cloudy, with a low around 54.
68°F 55°F
Saturday
Sunny
Sunny, with a high near 71.
68°F 55°F
Data provided by weather.gov