Weather forecast for 10 daysThornton, CA
Weather forecast for the weekend
Sunday Oct 18, 2026
- 84°F
- 48°F
Sunny
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 12mphWSW 244°
- Humidity: 47%
- UV index: 5
- Sunrise: 7:17 am PDT
- Sunset: 6:23 pm PDT
- details ▼
Tomorrow, on Sunday, sunny skies are also in store, with excellent visibility.
Temperatures are set to span a considerable range, with a high of a temperate 84.2°F and a low of a chilly 48.2°F.
The maximum heat index, which indicates how humid air affects the felt temperature, is evaluated at 84.2°F.
Tomorrow, the maximum temperature will be higher and more reflective of September's average high of 88.5°F than October's of 76.8°F.
Sunrise will be at 7:17 am and sunset at 6:23 pm; tomorrow's daylight will last for 11h and 6min.
Temperatures are set to span a considerable range, with a high of a temperate 84.2°F and a low of a chilly 48.2°F.
The maximum heat index, which indicates how humid air affects the felt temperature, is evaluated at 84.2°F.
Tomorrow, the maximum temperature will be higher and more reflective of September's average high of 88.5°F than October's of 76.8°F.
Sunrise will be at 7:17 am and sunset at 6:23 pm; tomorrow's daylight will last for 11h and 6min.
10-day overview
Daily temperatures
Warmest day: today 90°C.
Coldest period: Wednesday - Thursday 70°C.
Coldest period: Wednesday - Thursday 70°C.
Chance of precipitation
Highest chance: Thursday 49%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- min.
- 48°F
Clear
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 4mphSW 229°
- Humidity: 54%
- UV index: 0
- Sunrise: 7:16 am PDT
- Sunset: 6:25 pm PDT
- details ▼
- Sunday
- Oct 18, 2026
- 84°F
- 48°F
Sunny
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 12mphWSW 244°
- Humidity: 47%
- UV index: 5
- Sunrise: 7:17 am PDT
- Sunset: 6:23 pm PDT
- details ▼
- Monday
- Oct 19, 2026
- 72°F
- 46°F
Mostly Sunny
- Precip. probability: 8%
- Precipitation: 0"
- Wind: 12mphWSW 239°
- Humidity: 55%
- UV index: 5
- Sunrise: 7:18 am PDT
- Sunset: 6:22 pm PDT
- details ▼
- Tuesday
- Oct 20, 2026
- 73°F
- 52°F
Mostly Cloudy
- Precip. probability: 7%
- Precipitation: 0.04"
- Wind: 6mphW 278°
- Humidity: 59%
- UV index: 3
- Sunrise: 7:19 am PDT
- Sunset: 6:21 pm PDT
- details ▼
- Wednesday
- Oct 21, 2026
- 70°F
- 54°F
Cloudy
- Precip. probability: 24%
- Precipitation: 0.12"
- Wind: 6mphWNW 300°
- Humidity: 62%
- UV index: 3
- Sunrise: 7:20 am PDT
- Sunset: 6:19 pm PDT
- details ▼
- Thursday
- Oct 22, 2026
- 70°F
- 52°F
AM Showers
- Precip. probability: 49%
- Precipitation: 0.08"
- Wind: 8mphWSW 245°
- Humidity: 76%
- UV index: 4
- Sunrise: 7:21 am PDT
- Sunset: 6:18 pm PDT
- details ▼
- Friday
- Oct 23, 2026
- 72°F
- 46°F
Sunny
- Precip. probability: 10%
- Precipitation: 0"
- Wind: 7mphWSW 255°
- Humidity: 64%
- UV index: 4
- Sunrise: 7:22 am PDT
- Sunset: 6:17 pm PDT
- details ▼
- Saturday
- Oct 24, 2026
- 73°F
- 48°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 6mphWSW 248°
- Humidity: 62%
- UV index: 4
- Sunrise: 7:23 am PDT
- Sunset: 6:15 pm PDT
- details ▼
- Sunday
- Oct 25, 2026
- 72°F
- 48°F
Partly Cloudy
- Precip. probability: 17%
- Precipitation: 0"
- Wind: 8mphWSW 254°
- Humidity: 58%
- UV index: 4
- Sunrise: 7:24 am PDT
- Sunset: 6:14 pm PDT
- details ▼
- Monday
- Oct 26, 2026
- 72°F
- 45°F
Partly Cloudy
- Precip. probability: 14%
- Precipitation: 0"
- Wind: 7mphWNW 296°
- Humidity: 51%
- UV index: 4
- Sunrise: 7:25 am PDT
- Sunset: 6:13 pm PDT
- details ▼
gloomy, clear and wet weather is forecasted.
Rainfall is anticipated on Wednesday and Thursday.
Temperature variation will be noticeable over the next several days. The temperature is expected to swing from 69.8°F up to 84.2°F, while the forecast minimum temperature falls between 44.6°F and 53.6°F.
Sunday will be the hottest day, with a maximum temperature of 84.2°F; the coldest days will be Wednesday and Thursday, with a maximum of 69.8°F.
Rainfall is anticipated on Wednesday and Thursday.
Temperature variation will be noticeable over the next several days. The temperature is expected to swing from 69.8°F up to 84.2°F, while the forecast minimum temperature falls between 44.6°F and 53.6°F.
Sunday will be the hottest day, with a maximum temperature of 84.2°F; the coldest days will be Wednesday and Thursday, with a maximum of 69.8°F.
Updated: Oct 17, 2026 @ 23:56:07 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
On Sunday, the outlook remains bright and sunny.
Tomorrow, the maximum temperature will be 84.2°F, while the minimum temperature will be 48.2°F. The maximum heat index, which modifies the air temperature to account for humidity, is calculated to be 84.2°F.
The maximum temperature tomorrow will be moderately higher than the average highest temperature in October. Tomorrow, the lowest temperature will be also slightly cooler than the average low temperature.
The maximum temperature tomorrow will be moderately higher than the average highest temperature in October. Tomorrow, the lowest temperature will be also slightly cooler than the average low temperature.
On Sunday, in Thornton, sunrise will be at 7:17 am and sunset at 6:23 pm (PDT).
In Thornton, the length of the day tomorrow will be 11h and 6min.
