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Current Weather Conditions for Port Costa, CA

Mostly cloudy, with a low around 39. East wind around 6 mph.
42°F

Conditions

Wind: 6 mph E
Humidity: 91%
Probability of Precipitation: 0%

Hourly Forcast (next 12 hours)

10 AM 11 AM 12 PM 1 PM 2 PM 3 PM 4 PM 5 PM 6 PM 7 PM 8 PM 9 PM 10 PM
42° 41° 40° 40° 40° 40° 41° 43° 45° 50° 53° 56° 58°

Upcoming Week

Day Forecast High Low
Overnight
Mostly Cloudy
Mostly cloudy, with a low around 39. East wind around 6 mph.
61°F 48°F
Tuesday
Partly Sunny then Light Rain Likely
Rain likely after 4pm. Partly sunny. High near 58, with temperatures falling to around 56 in the afternoon. Southeast wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
61°F 48°F
Tuesday Night
Light Rain Likely
Rain likely before 4am. Cloudy, with a low around 48. South southwest wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
61°F 48°F
Wednesday
Partly Sunny
Partly sunny, with a high near 59. North northeast wind around 7 mph.
61°F 48°F
Wednesday Night
Partly Cloudy
Partly cloudy, with a low around 43. North northwest wind around 6 mph.
61°F 48°F
Thursday
Mostly Sunny
Mostly sunny, with a high near 60.
61°F 48°F
Thursday Night
Mostly Cloudy
Mostly cloudy, with a low around 44.
61°F 48°F
Friday
Mostly Cloudy
Mostly cloudy, with a high near 61.
61°F 48°F
Friday Night
Mostly Cloudy
Mostly cloudy, with a low around 46.
61°F 48°F
Saturday
Mostly Cloudy
Mostly cloudy, with a high near 60.
61°F 48°F
Saturday Night
Slight Chance Light Rain
A slight chance of rain after 10pm. Mostly cloudy, with a low around 47.
61°F 48°F
Sunday
Slight Chance Light Rain
A slight chance of rain. Mostly cloudy, with a high near 62.
61°F 48°F
Sunday Night
Slight Chance Light Rain then Mostly Cloudy
A slight chance of rain before 10pm. Mostly cloudy, with a low around 47.
61°F 48°F
Monday
Mostly Sunny
Mostly sunny, with a high near 62.
61°F 48°F
Data provided by weather.gov