Weather forecast for 10 daysSylmar, CA
Weather forecast for the weekend
Sunday Oct 18, 2026
- 88°F
- 59°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 9mphNE 52°
- Humidity: 23%
- UV index: 6
- Sunrise: 7:01 am PDT
- Sunset: 6:15 pm PDT
- details ▼
On Sunday, October 18, sunny skies and pleasant visibility are expected.
Temperatures will see a substantial oscillation, reaching a high of a hot 87.8°F and dropping to a low of a mild 59°F.
Today, meteorological data suggests the high will feel more like September, based on a forecast of 87.8°F.
Sunrise will be at 7:01 am and sunset at 6:15 pm; the daylight will last for 11h and 14min.
Temperatures will see a substantial oscillation, reaching a high of a hot 87.8°F and dropping to a low of a mild 59°F.
Today, meteorological data suggests the high will feel more like September, based on a forecast of 87.8°F.
Sunrise will be at 7:01 am and sunset at 6:15 pm; the daylight will last for 11h and 14min.
10-day overview
Daily temperatures
Warmest day: today 88°C.
Coldest day: Thursday 66°C.
Coldest day: Thursday 66°C.
Chance of precipitation
Highest chance: Wednesday 92%.
Long-term weather forecast
- Sunday
- Oct 18, 2026
- 88°F
- 59°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 9mphNE 52°
- Humidity: 23%
- UV index: 6
- Sunrise: 7:01 am PDT
- Sunset: 6:15 pm PDT
- details ▼
- Monday
- Oct 19, 2026
- 84°F
- 57°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 11mphSSE 149°
- Humidity: 30%
- UV index: 6
- Sunrise: 7:02 am PDT
- Sunset: 6:14 pm PDT
- details ▼
- Tuesday
- Oct 20, 2026
- 81°F
- 57°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 12mphSSE 149°
- Humidity: 46%
- UV index: 6
- Sunrise: 7:03 am PDT
- Sunset: 6:13 pm PDT
- details ▼
- Wednesday
- Oct 21, 2026
- 72°F
- 57°F
Rain
- Precip. probability: 92%
- Precipitation: 0"
- Wind: 12mphSSE 149°
- Humidity: 66%
- UV index: 4
- Sunrise: 7:04 am PDT
- Sunset: 6:12 pm PDT
- details ▼
- Thursday
- Oct 22, 2026
- 66°F
- 54°F
Scattered Thunderstorms
- Precip. probability: 56%
- Precipitation: 0.67"
- Wind: 9mphSSE 164°
- Humidity: 70%
- UV index: 5
- Sunrise: 7:05 am PDT
- Sunset: 6:11 pm PDT
- details ▼
- Friday
- Oct 23, 2026
- 73°F
- 55°F
Sunny
- Precip. probability: 5%
- Precipitation: 0.16"
- Wind: 9mphNE 48°
- Humidity: 54%
- UV index: 5
- Sunrise: 7:06 am PDT
- Sunset: 6:10 pm PDT
- details ▼
- Saturday
- Oct 24, 2026
- 79°F
- 55°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 9mphNE 51°
- Humidity: 35%
- UV index: 5
- Sunrise: 7:06 am PDT
- Sunset: 6:08 pm PDT
- details ▼
- Sunday
- Oct 25, 2026
- 77°F
- 55°F
Partly Cloudy
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 9mphE 93°
- Humidity: 41%
- UV index: 5
- Sunrise: 7:07 am PDT
- Sunset: 6:07 pm PDT
- details ▼
- Monday
- Oct 26, 2026
- 75°F
- 54°F
Mostly Sunny
- Precip. probability: 19%
- Precipitation: 0"
- Wind: 10mphESE 122°
- Humidity: 48%
- UV index: 5
- Sunrise: 7:08 am PDT
- Sunset: 6:06 pm PDT
- details ▼
- Tuesday
- Oct 27, 2026
- 73°F
- 54°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 9mphESE 102°
- Humidity: 44%
- UV index: 5
- Sunrise: 7:09 am PDT
- Sunset: 6:05 pm PDT
- details ▼
Over the course of the next ten days, expect shifting weather, and a mix of dry and sunny, cloudy, showery and turbulent weather is predicted.
With a 56% probability, rainfall is expected only on Thursday. The precipitation will be moderate at 0.67".
The temperature will vary considerably across the forecast period. The maximum temperature will vary between 66.2°F and 87.8°F, while the lowest nightly temperature differences will be negligible, as the minimum temperature is expected to range between 53.6°F and 59°F.
Today is the hottest day, with a maximum temperature of 87.8°F; the coldest day will be Thursday, with a maximum of 66.2°F.
With a 56% probability, rainfall is expected only on Thursday. The precipitation will be moderate at 0.67".
The temperature will vary considerably across the forecast period. The maximum temperature will vary between 66.2°F and 87.8°F, while the lowest nightly temperature differences will be negligible, as the minimum temperature is expected to range between 53.6°F and 59°F.
Today is the hottest day, with a maximum temperature of 87.8°F; the coldest day will be Thursday, with a maximum of 66.2°F.
Updated: Oct 18, 2026 @ 07:40:18 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
Today, sunny skies are in store, with excellent visibility.
Today, the highest temperature will be 87.8°F, while the lowest temperature will be 59°F.
Today, the highest temperature will be uncommonly higher than the average maximum of 76.5°F in October. The lowest temperature will be in line with the average low of 58.5°F.
Today, the highest temperature will be uncommonly higher than the average maximum of 76.5°F in October. The lowest temperature will be in line with the average low of 58.5°F.
On Sunday, in Sylmar, sunrise will be at 7:01 am and sunset at 6:15 pm (PDT).
In Sylmar, today, there will be 11h and 14min of daylight.
