Weather forecast for 10 daysUpland, CA

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 84°F
  • 64°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphSSW 200°
  • Humidity: 22%
  • UV index: 5
  • Sunrise: 6:57 am PDT
  • Sunset: 6:14 pm PDT
  • ▼
On Saturday, October 17, prepare for a dull and mostly gray sky.
The maximum forecasted temperature is a temperate 84.2°F, while the minimum temperature will be a comfortable 64.4°F.
Today's peak temperature is forecasted to be moderately higher than October's average high of 79°F.
Sunrise was at 6:57 am and sunset will be at 6:14 pm; the daylight will last for 11h and 16min.

Sunday Oct 18, 2026

  • 84°F
  • 63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 10mphSW 231°
  • Humidity: 27%
  • UV index: 6
  • Sunrise: 6:58 am PDT
  • Sunset: 6:12 pm PDT
  • ▼
Tomorrow, in Upland, skies will stay clear and sunny.
The temperature will vary between a maximum of a moderately hot 84.2°F and a minimum of a comfortable 62.6°F.
The predicted high for tomorrow is predicted to be slightly warmer than the typical October maximum of 79°F.
Sunrise will be at 6:58 am and sunset at 6:12 pm; tomorrow's daylight will last for 11h and 14min.

10-day overview

Daily temperatures

Warmest period: today - tomorrow 84°C.
Coldest day: Thursday 63°C.

Chance of precipitation

Highest chance: Thursday 78%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 84°F
  • 64°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphSSW 200°
  • Humidity: 22%
  • UV index: 5
  • Sunrise: 6:57 am PDT
  • Sunset: 6:14 pm PDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 84°F
  • 63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 10mphSW 231°
  • Humidity: 27%
  • UV index: 6
  • Sunrise: 6:58 am PDT
  • Sunset: 6:12 pm PDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 82°F
  • 61°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphSW 236°
  • Humidity: 36%
  • UV index: 6
  • Sunrise: 6:59 am PDT
  • Sunset: 6:11 pm PDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 79°F
  • 61°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 10mphSW 236°
  • Humidity: 45%
  • UV index: 6
  • Sunrise: 7:00 am PDT
  • Sunset: 6:10 pm PDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 72°F
  • 57°F
Showers
Showers
  • Precip. probability: 60%
  • Precipitation: 0.59"
  • Wind: 9mphSW 232°
  • Humidity: 60%
  • UV index: 5
  • Sunrise: 7:00 am PDT
  • Sunset: 6:09 pm PDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 63°F
  • 54°F
Thunderstorms
Thunderstorms
  • Precip. probability: 78%
  • Precipitation: 0.28"
  • Wind: 8mphSW 231°
  • Humidity: 75%
  • UV index: 4
  • Sunrise: 7:01 am PDT
  • Sunset: 6:08 pm PDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 70°F
  • 55°F
Sunny
Sunny
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 8mphWSW 246°
  • Humidity: 65%
  • UV index: 5
  • Sunrise: 7:02 am PDT
  • Sunset: 6:07 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 75°F
  • 57°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphWSW 247°
  • Humidity: 49%
  • UV index: 5
  • Sunrise: 7:03 am PDT
  • Sunset: 6:05 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 75°F
  • 57°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0"
  • Wind: 9mphSW 234°
  • Humidity: 45%
  • UV index: 5
  • Sunrise: 7:04 am PDT
  • Sunset: 6:04 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 72°F
  • 55°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 9mphSW 234°
  • Humidity: 53%
  • UV index: 5
  • Sunrise: 7:05 am PDT
  • Sunset: 6:03 pm PDT
  • ▼
An unsettled pattern is expected over the next ten days, and a mix of sunny, overcast, rain-filled and stormy weather is expected.
Rainfall is expected on Wednesday and Thursday.
Expect a substantial fluctuation in daytime highs across the forecast period. Maximum temperatures are forecasted between 62.6°F and 84.2°F, while the forecast minimum temperature falls between 53.6°F and 64.4°F.
Saturday and Sunday, with the highest temperature of 84.2°F, will be the hottest days in Upland; Thursday will be the coldest day, with the highest temperature of 62.6°F.
Updated: Oct 17, 2026 @ 15:24:21 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, a thick layer of clouds will dominate the sky.

Today, the highest temperature will be 84.2°F, while the lowest temperature will be 64.4°F.
The maximum temperature will be slightly warmer than the average highest temperature of 79°F in October. The lowest temperature today will be also slightly warmer than the average low temperature.

On Saturday, in Upland, sunrise was at 6:57 am and sunset will be at 6:14 pm (PDT).

Today in Upland, the daylight will last for 11h and 16min.

Tomorrow, in Upland, sunny skies are in store, with excellent visibility.

Tomorrow, the highest temperature will be 84.2°F, while the lowest temperature will be 62.6°F.
Tomorrow, the maximum temperature will be moderately higher than the average highest temperature in October. The lowest temperature will be also a couple of degrees higher than the average low of 57.9°F.

On Sunday, in Upland, sunrise will be at 6:58 am and sunset at 6:12 pm (PDT).

In Upland, the length of the day tomorrow will be 11h and 14min.