Weather forecast for today
Wednesday, Jun 4.
5:45 am
8:29 pm
PDT
8:29 pm
PDT
Partly Cloudy
75°F / 54°F
- Wind: 17mph SW
- Humidity: 64%
- Precip. probability: 2%
- Precipitation: 0"
- UV index: 10
On Wednesday, in Port Costa, moments of sunshine will break through the patchy clouds.
The highest temperature will be a warm 75.2°F, while the lowest expected temperature is a fresh 53.6°F.
June's typical peak of 77.7°F is expected to be mirrored in the day’s high.
Sunrise will be at 5:45 am and sunset at 8:29 pm; the daylight will last for 14h and 44min.
The highest temperature will be a warm 75.2°F, while the lowest expected temperature is a fresh 53.6°F.
June's typical peak of 77.7°F is expected to be mirrored in the day’s high.
Sunrise will be at 5:45 am and sunset at 8:29 pm; the daylight will last for 14h and 44min.
Current condition
3:22 am PDT
Partly Cloudy
- 55°F
- Feels like: 52°F
- Wind: 12mph WSW
- Humidity: 90%
- Dewpoint: 52°F
- Pressure: 29.85"Hg
- Precipitation: 0"
- Visibility: 8mi
- UV index: 0
In Port Costa, at the moment, patches of clouds are drifting across the sky.
The temperature is a refreshing 55.4°F, the real-feel reading is estimated at a cool 51.8°F. The current temperature is almost at the minimum-predicted 53.6°F for today.
The temperature is a refreshing 55.4°F, the real-feel reading is estimated at a cool 51.8°F. The current temperature is almost at the minimum-predicted 53.6°F for today.
Frequently asked questions
What is the current temperature?
Currently (3:22 am PDT) it is 55.4°F in Port Costa.
What is the weather forecast for Port Costa for today?
Today, mostly clear with scattered clouds is expected.
What will be the highest temperature today?
Today, the highest temperature in Port Costa will be 75.2°F, while the lowest temperature will be 53.6°F.
The maximum temperature will be in line with the average highest temperature of 77.7°F in June. The lowest temperature will be also in line with the average low of 54.1°F.
The maximum temperature will be in line with the average highest temperature of 77.7°F in June. The lowest temperature will be also in line with the average low of 54.1°F.
When are sunrise and sunset today?
On Wednesday, in Port Costa, sunrise will be at 5:45 am and sunset at 8:29 pm (PDT).
How long is the day today?
In Port Costa, the length of the day today will be 14h and 44min.
Hourly weather forecast
4 am
- 55°F
- Feels like:
52°F
Partly Cloudy
- Wind: 11mph SW
- Pressure: 29.83"Hg
- Humidity: 91%
- Precip. probability: 3%
- Precipitation: 0"
- Visibility: 7mi
Sunrise: 5:45 am
6 am
- 55°F
- Feels like:
52°F
Partly Cloudy
- Wind: 9mph SW
- Pressure: 29.83"Hg
- Humidity: 91%
- Precip. probability: 3%
- Precipitation: 0"
- Visibility: 10mi
8 am
- 59°F
- Feels like:
59°F
Mostly Sunny
- Wind: 7mph SW
- Pressure: 29.83"Hg
- Humidity: 81%
- Precip. probability: 2%
- Precipitation: 0"
- Visibility: 8mi
10 am
- 66°F
- Feels like:
66°F
Sunny
- Wind: 7mph WSW
- Pressure: 29.83"Hg
- Humidity: 63%
- Precip. probability: 1%
- Precipitation: 0"
- Visibility: 10mi
12 pm
- 70°F
- Feels like:
70°F
Sunny
- Wind: 11mph SW
- Pressure: 29.83"Hg
- Humidity: 56%
- Precip. probability: 0%
- Precipitation: 0"
- Visibility: 10mi
2 pm
- 73°F
- Feels like:
73°F
Sunny
- Wind: 16mph SW
- Pressure: 29.8"Hg
- Humidity: 52%
- Precip. probability: 0%
- Precipitation: 0"
- Visibility: 10mi
4 pm
- 72°F
- Feels like:
72°F
Sunny
- Wind: 17mph SW
- Pressure: 29.8"Hg
- Humidity: 55%
- Precip. probability: 0%
- Precipitation: 0"
- Visibility: 10mi
6 pm
- 66°F
- Feels like:
66°F
Sunny
- Wind: 17mph SW
- Pressure: 29.77"Hg
- Humidity: 63%
- Precip. probability: 1%
- Precipitation: 0"
- Visibility: 10mi
8 pm
- 59°F
- Feels like:
57°F
Sunny
- Wind: 16mph SW
- Pressure: 29.77"Hg
- Humidity: 77%
- Precip. probability: 5%
- Precipitation: 0"
- Visibility: 10mi
Sunset: 8:29 pm
10 pm
- 57°F
- Feels like:
54°F
Partly Cloudy
- Wind: 14mph SW
- Pressure: 29.8"Hg
- Humidity: 87%
- Precip. probability: 7%
- Precipitation: 0"
- Visibility: 10mi
Today, a combination of sunny and dull weather is anticipated.
The temperature will vary between a minimum of 55.4°F and a maximum of 73.4°F. The warmest part of the day is anticipated around 2 pm.
The maximum temperature will be consistent with the average high of 77.7°F in June. The temperature low is forecasted to be also alike with the usual June value of 54.1°F.
The temperature will vary between a minimum of 55.4°F and a maximum of 73.4°F. The warmest part of the day is anticipated around 2 pm.
The maximum temperature will be consistent with the average high of 77.7°F in June. The temperature low is forecasted to be also alike with the usual June value of 54.1°F.
Updated: Jun 4, 2025 @ 10:22:02 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Port Costa, California, USA
- en: Port Costa, California, USA
- es: Port Costa, California, EE.UU.
- hr: Port Kosta, Kalifornija, SAD
- sr: Port Kosta, Kalifornija, SAD
- zh: Port Costa, 加利福尼亚州, 美国
- Latitude: 38.046310°
- Longitude: -122.183300°
- Elevation: 16 ft
- Current time: 3:22am PDT
- Sunrise: 5:45 am PDT
- Sunset: 8:29 pm PDT
- Timezone: America/Los_Angeles
Nearby Port Costa, California, USA
- Benicia (1 mi)
- Crockett (2 mi)
- Martinez (3 mi)
- Bayo Vista (4 mi)
- Rodeo (4 mi)
- Vine Hill (6 mi)
- Vallejo (6 mi)
- Hercules (6 mi)
- Pinole (7 mi)
- Pacheco (7 mi)
- El Sobrante (7 mi)
- Guadalcanal Village (8 mi)
- Tara Hills (8 mi)
- Pleasant Hill (9 mi)
- Concord (9 mi)
- Sobrante (9 mi)
- American Canyon (10 mi)
- East Richmond Heights (10 mi)
- Giant (10 mi)
- Napa Junction (11 mi)
- San Pablo (11 mi)
- Kensington (11 mi)
- El Cerrito (11 mi)
- Walnut Creek (11 mi)
