10-Day Weather Forecast - Port Costa, CA
- |51°FClearHourly details
Tonight
51°FClear. Lows in the upper 40s. Southwest winds 5 to 10 mph.
- 72|50°FSunnyHourly details
Day
72°FSunny. Highs in the upper 70s. West winds 5 to 15 mph.
Night
50°FMostly clear. Lows in the upper 40s. Southwest winds 5 to 15 mph.
- 72|50°FSunnyHourly details
Day
72°FSunny. Highs in the lower 80s. West winds 5 to 10 mph.
Night
50°FMostly clear. Lows in the lower 50s. Southwest winds 5 to 15 mph.
- 71|50°FPartly CloudyHourly details
Day
71°FPartly cloudy in the morning then becoming sunny. Highs in the upper 70s to mid 80s.
Night
50°FPartly cloudy. Lows in the lower 50s. Highs in the 70s.
Weekend Weather
- 65|50°FPartly CloudyHourly details
Day
65°FPartly cloudy. Lows in the lower 50s. Highs in the 70s.
Night
50°FPartly cloudy. Lows in the lower 50s. Highs in the 70s.
- 63|50°FPartly CloudyHourly details
Day
63°FPartly cloudy. Lows in the lower 50s. Highs in the 70s.
Night
50°FPartly cloudy. Lows in the lower 50s. Highs in the 70s.
- 63|50°FChance of RainHourly details
Day
63°FPartly cloudy. A slight chance of rain. Highs in the lower 70s. Lows in the lower 50s.
Night
50°FPartly cloudy. A slight chance of rain. Highs in the lower 70s. Lows in the lower 50s.
- 63|50°FChance of Rain
Day
63°FMostly cloudy in the morning then becoming partly cloudy. A slight chance of rain. Highs in the lower 70s.
Night
50°FMostly clear. Low temperature around 50F. Dew point will be around 46F with an average humidity of 76%. Winds will be 9 mph from the SW.
- 67|49°FSunny
Day
67°FSunny. High temperature around 67F. Dew point will be around 49F with an average humidity of 65%. Winds will be 9 mph from the SW.
Night
49°FClear. Low temperature around 49F. Dew point will be around 47F with an average humidity of 79%. Winds will be 9 mph from the SW.
- 69|51°FSunny
Day
69°FSunny. High temperature around 69F. Dew point will be around 50F with an average humidity of 61%. Winds will be 8 mph from the SW.
Night
51°FMostly clear. Low temperature around 51F. Dew point will be around 48F with an average humidity of 76%. Winds will be 9 mph from the SW.
- 69|51°FPartly Cloudy
Day
69°FPartly cloudy. High temperature around 69F. Dew point will be around 50F with an average humidity of 59%. Winds will be 9 mph from the SW.
Night
51°FPartly cloudy. Low temperature around 51F. Dew point will be around 47F with an average humidity of 72%. Winds will be 9 mph from the SW.













