Weather forecast for 10 daysLancaster, CA

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 82°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 16mphENE 66°
  • Humidity: 26%
  • UV index: 6
  • Sunrise: 7:00 am PDT
  • Sunset: 6:15 pm PDT
  • ▼
Today, in Lancaster, mostly clear with scattered clouds is expected.
The day will see a remarkable high of a temperate 82.4°F, sharply contrasting with a low of a frosty 46.4°F.
Today, the expected temperature appears higher and closer to September's norm of 86°F.
Sunrise will be at 7:00 am and sunset at 6:15 pm; the daylight will last for 11h and 16min.

Sunday Oct 18, 2026

  • 82°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphENE 63°
  • Humidity: 28%
  • UV index: 6
  • Sunrise: 7:01 am PDT
  • Sunset: 6:14 pm PDT
  • ▼
Tomorrow, on Sunday, bright and sunny weather is expected.
A substantial temperature fluctuation from a temperate 82.4°F at its peak to a chilly 46.4°F at its lowest point is forecasted.
The temperature of 82.4°F aligns more with what is typical in September than what is normal in October.
Sunrise will be at 7:01 am and sunset at 6:14 pm; tomorrow's daylight will last for 11h and 13min.

10-day overview

Daily temperatures

Warmest period: today - Monday 82°C.
Coldest day: Thursday 63°C.

Chance of precipitation

Highest chance: Wednesday 56%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 82°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 16mphENE 66°
  • Humidity: 26%
  • UV index: 6
  • Sunrise: 7:00 am PDT
  • Sunset: 6:15 pm PDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 82°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphENE 63°
  • Humidity: 28%
  • UV index: 6
  • Sunrise: 7:01 am PDT
  • Sunset: 6:14 pm PDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 82°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 16mphSW 230°
  • Humidity: 31%
  • UV index: 6
  • Sunrise: 7:01 am PDT
  • Sunset: 6:13 pm PDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 79°F
  • 48°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 12mphSW 219°
  • Humidity: 38%
  • UV index: 5
  • Sunrise: 7:02 am PDT
  • Sunset: 6:11 pm PDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 68°F
  • 50°F
Showers
Showers
  • Precip. probability: 56%
  • Precipitation: 0.43"
  • Wind: 11mphWSW 240°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:03 am PDT
  • Sunset: 6:10 pm PDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 63°F
  • 48°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 43%
  • Precipitation: 0.08"
  • Wind: 14mphSW 229°
  • Humidity: 69%
  • UV index: 4
  • Sunrise: 7:04 am PDT
  • Sunset: 6:09 pm PDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 70°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 11mphW 263°
  • Humidity: 54%
  • UV index: 5
  • Sunrise: 7:05 am PDT
  • Sunset: 6:08 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 73°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 11mphSSE 151°
  • Humidity: 49%
  • UV index: 5
  • Sunrise: 7:06 am PDT
  • Sunset: 6:07 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 73°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 13mphSW 235°
  • Humidity: 45%
  • UV index: 5
  • Sunrise: 7:07 am PDT
  • Sunset: 6:06 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 70°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 11%
  • Precipitation: 0"
  • Wind: 12mphE 79°
  • Humidity: 45%
  • UV index: 5
  • Sunrise: 7:08 am PDT
  • Sunset: 6:05 pm PDT
  • ▼
The weather will be unstable for the next ten days, and a mix of sun-filled, overcast, wet and turbulent weather is predicted.
Rain is forecasted for Wednesday and Thursday.
The temperature will vary considerably over the next several days. Forecast highs will fluctuate between 62.6°F and 82.4°F, while the overnight low will be nearly unchanged, as the overnight low will fall between 44.6°F and 50°F.
Saturday through Monday, with the highest temperature of 82.4°F, will be the warmest days in Lancaster; the lowest daytime temperature of the period will be reached on Thursday, peaking at 62.6°F.
Updated: Oct 17, 2026 @ 13:50:33 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, in Lancaster, clouds and sunshine will alternate throughout the day.

Today, the highest temperature in Lancaster will be 82.4°F, while the lowest temperature will be 46.4°F.
Today, the highest temperature will be moderately higher than the average maximum temperature in October. Today, the lowest temperature will be also moderately lower than the average low temperature.

On Saturday, in Lancaster, sunrise will be at 7:00 am and sunset at 6:15 pm (PDT).

In Lancaster, the length of the day today will be 11h and 16min.

On Sunday, sunshine is expected with little to no cloud cover.

Tomorrow, the maximum temperature will be 82.4°F, while the minimum temperature will be 46.4°F.
The maximum temperature will be a few degrees higher than the average highest temperature of 74.3°F in October. Tomorrow, the lowest temperature will be also relatively lower than the average low temperature.

On Sunday, in Lancaster, sunrise will be at 7:01 am and sunset at 6:14 pm (PDT).

Tomorrow, the daylight will last for 11h and 13min.