Weather forecast for 10 daysPosey, CA

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 77°F
  • 52°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphWNW 293°
  • Humidity: 21%
  • UV index: 5
  • Sunrise: 7:03 am PDT
  • Sunset: 6:16 pm PDT
  • ▼
Today, on Saturday, October 17, predominantly sunny weather will make for pleasant outdoor conditions.
The predicted temperature range extends from a high of a temperate 77°F to a low of a fresh 51.8°F.
Today, climate comparisons show a temperature closer to September's 78.6°F than October's 67.5°F.
Sunrise was at 7:03 am and sunset will be at 6:16 pm; the daylight will last for 11h and 13min.

Sunday Oct 18, 2026

  • 77°F
  • 50°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 10mphWNW 289°
  • Humidity: 27%
  • UV index: 5
  • Sunrise: 7:04 am PDT
  • Sunset: 6:15 pm PDT
  • ▼
Tomorrow, sunny conditions are expected to continue.
Temperatures will see a substantial oscillation, reaching a high of a moderately hot 77°F and dropping to a low of a crisp 50°F.
The expected high of 77°F appears seasonally off, better matching September's typical values.
Sunrise will be at 7:04 am and sunset at 6:15 pm; tomorrow's daylight will last for 11h and 11min.

10-day overview

Daily temperatures

Warmest period: today - tomorrow 77°C.
Coldest day: Thursday 55°C.

Chance of precipitation

Highest chance: Thursday 66%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 77°F
  • 52°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphWNW 293°
  • Humidity: 21%
  • UV index: 5
  • Sunrise: 7:03 am PDT
  • Sunset: 6:16 pm PDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 77°F
  • 50°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 10mphWNW 289°
  • Humidity: 27%
  • UV index: 5
  • Sunrise: 7:04 am PDT
  • Sunset: 6:15 pm PDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 73°F
  • 48°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphW 276°
  • Humidity: 32%
  • UV index: 5
  • Sunrise: 7:05 am PDT
  • Sunset: 6:14 pm PDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 72°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 8mphSSW 209°
  • Humidity: 35%
  • UV index: 5
  • Sunrise: 7:06 am PDT
  • Sunset: 6:12 pm PDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 63°F
  • 45°F
Showers
Showers
  • Precip. probability: 62%
  • Precipitation: 0.28"
  • Wind: 7mphSW 222°
  • Humidity: 58%
  • UV index: 4
  • Sunrise: 7:06 am PDT
  • Sunset: 6:11 pm PDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 55°F
  • 41°F
Thunderstorms
Thunderstorms
  • Precip. probability: 66%
  • Precipitation: 0.2"
  • Wind: 8mphW 271°
  • Humidity: 81%
  • UV index: 4
  • Sunrise: 7:07 am PDT
  • Sunset: 6:10 pm PDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 57°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 9mphWNW 300°
  • Humidity: 76%
  • UV index: 5
  • Sunrise: 7:08 am PDT
  • Sunset: 6:09 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 66°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphW 265°
  • Humidity: 53%
  • UV index: 5
  • Sunrise: 7:09 am PDT
  • Sunset: 6:08 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 66°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 8mphWSW 250°
  • Humidity: 47%
  • UV index: 5
  • Sunrise: 7:10 am PDT
  • Sunset: 6:06 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 64°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 8mphWSW 254°
  • Humidity: 48%
  • UV index: 5
  • Sunrise: 7:11 am PDT
  • Sunset: 6:05 pm PDT
  • ▼
And a mix of dry and sunny, gloomy, rainy and thunderstorm-prone weather is expected.
Rain is anticipated on Wednesday and Thursday.
The temperature will vary considerably across the forecast period. The temperature is expected to swing from 55.4°F up to 77°F, while the minimum temperature is forecast to range between 41°F and 51.8°F.
Saturday and Sunday, with the highest temperature of 77°F, will be the warmest days; with the highest temperature of 55.4°F, Thursday will be the coldest day.
Updated: Oct 17, 2026 @ 17:44:46 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, in Posey, sunshine will prevail for most of the day.

Today, the maximum temperature will be 77°F, while the minimum temperature will be 51.8°F.
The highest temperature will be notably higher than the average maximum of 67.5°F in October. The lowest temperature today will be moderately higher than the average low temperature.

On Saturday, in Posey, sunrise was at 7:03 am and sunset will be at 6:16 pm (PDT).

In Posey, the length of the day today will be 11h and 13min.

Tomorrow, the weather remains calm, bright, and sunny.

Tomorrow, the highest temperature will be 77°F, while the lowest temperature will be 50°F.
The maximum temperature will be uncommonly higher than the average highest temperature of 67.5°F in October. The lowest temperature tomorrow will be slightly warmer than the average low temperature.

On Sunday, in Posey, sunrise will be at 7:04 am and sunset at 6:15 pm (PDT).

In Posey, tomorrow, there will be 11h and 11min of daylight.