Weather forecast for 10 daysBen Lomond, CA
Weather forecast for the weekend
Sunday Oct 18, 2026
- 79°F
- 50°F
Sunny
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 9mphNW 308°
- Humidity: 50%
- UV index: 5
- Sunrise: 7:19 am PDT
- Sunset: 6:27 pm PDT
- details ▼
On Sunday, October 18, the forecast calls for abundant sunshine.
A stark contrast will be observed between the day's peak temperature of a moderately hot 78.8°F and the night's low of a fresh 50°F.
A forecast high of 78.8°F brings conditions more familiar to September's average than October's.
Sunrise will be at 7:19 am and sunset at 6:27 pm; the daylight will last for 11h and 8min.
A stark contrast will be observed between the day's peak temperature of a moderately hot 78.8°F and the night's low of a fresh 50°F.
A forecast high of 78.8°F brings conditions more familiar to September's average than October's.
Sunrise will be at 7:19 am and sunset at 6:27 pm; the daylight will last for 11h and 8min.
10-day overview
Daily temperatures
Warmest day: today 79°C.
Coldest day: Wednesday 64°C.
Coldest day: Wednesday 64°C.
Chance of precipitation
Highest chance: Wednesday 69%.
Long-term weather forecast
- Sunday
- Oct 18, 2026
- 79°F
- 50°F
Sunny
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 9mphNW 308°
- Humidity: 50%
- UV index: 5
- Sunrise: 7:19 am PDT
- Sunset: 6:27 pm PDT
- details ▼
- Monday
- Oct 19, 2026
- 68°F
- 48°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 9mphNW 314°
- Humidity: 64%
- UV index: 5
- Sunrise: 7:20 am PDT
- Sunset: 6:26 pm PDT
- details ▼
- Tuesday
- Oct 20, 2026
- 68°F
- 52°F
Mostly Cloudy
- Precip. probability: 13%
- Precipitation: 0"
- Wind: 6mphS 177°
- Humidity: 66%
- UV index: 3
- Sunrise: 7:21 am PDT
- Sunset: 6:25 pm PDT
- details ▼
- Wednesday
- Oct 21, 2026
- 64°F
- 50°F
Showers
- Precip. probability: 69%
- Precipitation: 0.08"
- Wind: 5mphE 98°
- Humidity: 78%
- UV index: 3
- Sunrise: 7:22 am PDT
- Sunset: 6:23 pm PDT
- details ▼
- Thursday
- Oct 22, 2026
- 66°F
- 52°F
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0.2"
- Wind: 8mphWNW 294°
- Humidity: 76%
- UV index: 4
- Sunrise: 7:23 am PDT
- Sunset: 6:22 pm PDT
- details ▼
- Friday
- Oct 23, 2026
- 70°F
- 50°F
Partly Cloudy
- Precip. probability: 22%
- Precipitation: 0"
- Wind: 7mphNW 317°
- Humidity: 70%
- UV index: 5
- Sunrise: 7:24 am PDT
- Sunset: 6:21 pm PDT
- details ▼
- Saturday
- Oct 24, 2026
- 70°F
- 50°F
Partly Cloudy
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 7mphNW 309°
- Humidity: 61%
- UV index: 5
- Sunrise: 7:24 am PDT
- Sunset: 6:20 pm PDT
- details ▼
- Sunday
- Oct 25, 2026
- 68°F
- 48°F
Partly Cloudy
- Precip. probability: 19%
- Precipitation: 0"
- Wind: 9mphNW 319°
- Humidity: 65%
- UV index: 5
- Sunrise: 7:25 am PDT
- Sunset: 6:18 pm PDT
- details ▼
- Monday
- Oct 26, 2026
- 66°F
- 46°F
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 8mphNW 306°
- Humidity: 65%
- UV index: 4
- Sunrise: 7:26 am PDT
- Sunset: 6:17 pm PDT
- details ▼
- Tuesday
- Oct 27, 2026
- 66°F
- 50°F
Partly Cloudy
- Precip. probability: 14%
- Precipitation: 0"
- Wind: 7mphW 281°
- Humidity: 62%
- UV index: 4
- Sunrise: 7:27 am PDT
- Sunset: 6:16 pm PDT
- details ▼
Looking ahead, conditions suggest a period of primarily overcast and occasionally bright and rain-soaked weather is predicted.
Rainfall is predicted for Wednesday and Thursday.
Expect a substantial fluctuation in daytime highs across the forecast period. The temperature is expected to swing from 64.4°F up to 78.8°F, while changes in the overnight low will be barely noticeable, as the overnight low will fall between 46.4°F and 51.8°F.
Today is the warmest day, with a maximum temperature of 78.8°F; with the highest temperature of 64.4°F, Wednesday will be the coldest day.
Rainfall is predicted for Wednesday and Thursday.
Expect a substantial fluctuation in daytime highs across the forecast period. The temperature is expected to swing from 64.4°F up to 78.8°F, while changes in the overnight low will be barely noticeable, as the overnight low will fall between 46.4°F and 51.8°F.
Today is the warmest day, with a maximum temperature of 78.8°F; with the highest temperature of 64.4°F, Wednesday will be the coldest day.
Updated: Oct 18, 2026 @ 08:02:20 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 weather remains calm, bright, and sunny.
Today, the maximum temperature will be 78.8°F, while the minimum temperature will be 50°F.
The maximum temperature will be noticeably higher than the average highest temperature of 68.5°F in October. The lowest temperature today will be a few degrees lower than the average low temperature.
The maximum temperature will be noticeably higher than the average highest temperature of 68.5°F in October. The lowest temperature today will be a few degrees lower than the average low temperature.
On Sunday, in Ben Lomond, sunrise will be at 7:19 am and sunset at 6:27 pm (PDT).
In Ben Lomond, the length of the day today will be 11h and 8min.
