Weather forecast for 10 days
Port Costa, CA

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Weather forecast for the weekend

Weather forecast - Saturday, Feb 22.

Partly Cloudy
6:47 am

5:56 pm
PST
Partly Cloudy
68°F / 46°F
  • Wind: 6mph WNW
  • Humidity: 60%
  • Precip. probability: 2%
  • Precipitation: 0"
  • UV index: 4
Today, in Port Costa, partly cloudy weather is expected.
The forecasted temperature range extends from a high of a pleasant 68°F (20°C) to a low of a chilly 46.4°F (8°C).
Today, the maximum temperature will be a couple of degrees higher than the average highest temperature in February.
Sunrise was at 6:47 am and sunset will be at 5:56 pm; the daylight will last for 11h and 9min.

Weather forecast - Sunday, Feb 23.

Cloudy
6:46 am

5:57 pm
PST
Cloudy
64°F / 50°F
  • Wind: 6mph WSW
  • Humidity: 75%
  • Precip. probability: 13%
  • Precipitation: 0"
  • UV index: 2
Tomorrow, on Sunday, the sky will also be clouded.
The temperature will fluctuate from a high of an enjoyable 64.4°F (18°C) to a low of a cool 50°F (10°C).
The anticipated top temperature will be relatively higher than the usual February high of 59.2°F (15.1°C).
Sunrise will be at 6:46 am and sunset at 5:57 pm; tomorrow's daylight will last for 11h and 11min.

Frequently asked questions

What is the weather forecast for Port Costa for tomorrow?

Tomorrow, on Sunday, the sky will be clouded.

What will be the highest temperature tomorrow in Port Costa?

Tomorrow, the maximum temperature will be 64.4°F (18°C), while the minimum temperature will be 50°F (10°C).
The highest temperature will be a few degrees higher than the average maximum of 59.2°F (15.1°C) in February. Tomorrow, the lowest temperature will be also relatively higher than the average low temperature.

What time are sunrise and sunset tomorrow?

On Sunday, in Port Costa, sunrise will be at 6:46 am and sunset at 5:57 pm (PST).

How many hours of daylight will Port Costa have tomorrow?

In Port Costa, the length of the day tomorrow will be 11h and 11min.

What is the weather forecast for Port Costa for the next ten days?

In Port Costa, a combination of predominantly cloudy and occasionally sunny and rainy weather is expected for the next ten days.

Will it rain in the next ten days?

With minimal precipitation of 0.08" (2mm), rainfall is expected on next Saturday and Sunday in Port Costa.

How warm will it be in the next ten days?

The maximum temperature will vary between 60.8°F (16°C) and 69.8°F (21°C), while the minimum temperature will vary between 44.6°F (7°C) and 50°F (10°C).

What will be the warmest and the coldest days?

With a maximum temperature of 69.8°F (21°C), Wednesday through Friday will be the warmest days. With a maximum temperature of 60.8°F (16°C), next Sunday will be the coldest day.

Long-term weather forecast

10 days weather forecast - Port Costa, CA

SatFeb 22.
  • 68°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph WNW
  • Humidity: 60%
  • UV index: 4
  • Precip. probability: 2%
  • Precipitation: 0"
  • 6:47 am 5:56 pm PST
SunFeb 23.
  • 64°F
  • 50°F
Cloudy
Cloudy
  • Wind: 6mph WSW
  • Humidity: 75%
  • UV index: 2
  • Precip. probability: 13%
  • Precipitation: 0"
  • 6:46 am 5:57 pm PST
MonFeb 24.
  • 63°F
  • 45°F
Cloudy
Cloudy
  • Wind: 11mph SW
  • Humidity: 81%
  • UV index: 2
  • Precip. probability: 14%
  • Precipitation: 0"
  • 6:45 am 5:58 pm PST
TueFeb 25.
  • 68°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph NNW
  • Humidity: 66%
  • UV index: 4
  • Precip. probability: 9%
  • Precipitation: 0"
  • 6:43 am 5:59 pm PST
WedFeb 26.
  • 70°F
  • 48°F
Mostly Sunny
Mostly Sunny
  • Wind: 9mph ENE
  • Humidity: 57%
  • UV index: 4
  • Precip. probability: 5%
  • Precipitation: 0"
  • 6:42 am 6:00 pm PST
ThuFeb 27.
  • 70°F
  • 50°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 10mph SE
  • Humidity: 64%
  • UV index: 3
  • Precip. probability: 20%
  • Precipitation: 0"
  • 6:40 am 6:01 pm PST
FriFeb 28.
  • 70°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph SW
  • Humidity: 67%
  • UV index: 4
  • Precip. probability: 6%
  • Precipitation: 0"
  • 6:39 am 6:02 pm PST
SatMar 1.
  • 63°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Wind: 13mph SW
  • Humidity: 74%
  • UV index: 4
  • Precip. probability: 16%
  • Precipitation: 0.08"
  • 6:38 am 6:03 pm PST
SunMar 2.
  • 61°F
  • 46°F
AM Showers
AM Showers
  • Wind: 10mph WSW
  • Humidity: 75%
  • UV index: 3
  • Precip. probability: 44%
  • Precipitation: 0.08"
  • 6:36 am 6:04 pm PST
MonMar 3.
  • 63°F
  • 46°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 12mph WSW
  • Humidity: 68%
  • UV index: 4
  • Precip. probability: 16%
  • Precipitation: 0"
  • 6:35 am 6:05 pm PST
For the next ten days, a combination of primarily cloudy and occasionally sunny and rainy weather is expected.
With minimal precipitation of 0.08" (2mm), rainfall is anticipated on next Saturday and Sunday.
In the coming days, the highest temperature will vary between 60.8°F (16°C) and 69.8°F (21°C), while the lowest nightly temperature fluctuation will be unnoticeable, as the minimum temperature will vary between 44.6°F (7°C) and 50°F (10°C).
Wednesday through Friday, with the highest temperature of 69.8°F (21°C), will be the warmest days; next Sunday will be the coldest day, with the highest temperature of 60.8°F (16°C).
Updated: Feb 22, 2025 @ 17:32:18 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate

Port Costa, California, USA

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