Station PSBC1 - 9415115 - Pittsburg (Suisun Bay), CA
December 20, 2025 5:00 am PSTLocation: 38.04N 121.887W
Wind Direction: SE (130°)
Wind Speed: 8.0 knots
Wind Gust: 11.1 knots
Atmospheric Pressure: 30.07 in (1018.4 mb)
Pressure Tendency: +0.01 in (+0.3 mb)
Air Temperature: 52.7°F (11.5°C)
Overnight - 56°F
Dec 20, 2025
7 mph SE
Chance Light Rain
A chance of rain. Cloudy, with a low around 56. Southeast wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Saturday - 58°F
Dec 20, 2025
7 mph ESE
Light Rain
Rain. Cloudy, with a high near 58. East southeast wind around 7 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Saturday Night - 56°F
Dec 20, 2025
6 to 17 mph SSE
Light Rain
Rain. Cloudy. Low around 56, with temperatures rising to around 61 overnight. South southeast wind 6 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday - 61°F
Dec 21, 2025
12 to 18 mph SSW
Rain
Rain. Cloudy, with a high near 61. South southwest wind 12 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night - 56°F
Dec 21, 2025
13 mph SSW
Rain
Rain. Cloudy, with a low around 56. South southwest wind around 13 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday - 57°F
Dec 22, 2025
6 to 13 mph S
Rain
Rain. Cloudy, with a high near 57. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night - 53°F
Dec 22, 2025
7 mph SE
Rain
Rain. Cloudy, with a low around 53.
Tuesday - 57°F
Dec 23, 2025
7 to 10 mph ESE
Rain
Rain. Cloudy, with a high near 57.
Tuesday Night - 50°F
Dec 23, 2025
10 to 16 mph SSE
Rain
Rain. Cloudy, with a low around 50.
Wednesday - 53°F
Dec 24, 2025
10 to 14 mph S
Rain
Rain. Cloudy, with a high near 53.
Wednesday Night - 52°F
Dec 24, 2025
10 to 18 mph SSE
Rain
Rain. Cloudy, with a low around 52.
Christmas Day - 53°F
Dec 25, 2025
12 to 18 mph S
Rain
Rain. Cloudy, with a high near 53.
Thursday Night - 48°F
Dec 25, 2025
14 mph SSW
Rain
Rain. Mostly cloudy, with a low around 48.
Friday - 49°F
Dec 26, 2025
8 to 14 mph SW
Light Rain Likely
Rain likely. Partly sunny, with a high near 49.