Weather forecast for 10 daysFallbrook, CA
Weather forecast for the weekend
Saturday Oct 17, 2026
- 86°F
- 63°F
AM Clouds / PM Sun
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 12mphENE 78°
- Humidity: 20%
- UV index: 4
- Sunrise: 6:55 am PDT
- Sunset: 6:13 pm PDT
- details ▼
Today, in Fallbrook, expect cloudy weather in the morning, but skies will gradually clear, allowing for plenty of sunshine later.
The temperature will vary between a maximum of a humid 86°F and a minimum of a comfortable 62.6°F.
Today, meteorological data suggests the high will feel more like September, based on a forecast of 86°F.
Sunrise was at 6:55 am and sunset will be at 6:13 pm; the daylight will last for 11h and 18min.
The temperature will vary between a maximum of a humid 86°F and a minimum of a comfortable 62.6°F.
Today, meteorological data suggests the high will feel more like September, based on a forecast of 86°F.
Sunrise was at 6:55 am and sunset will be at 6:13 pm; the daylight will last for 11h and 18min.
Sunday Oct 18, 2026
- 86°F
- 59°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 10mphWNW 303°
- Humidity: 29%
- UV index: 6
- Sunrise: 6:56 am PDT
- Sunset: 6:12 pm PDT
- details ▼
On Sunday, October 18, expect bright skies and plenty of sunshine.
Dramatic temperature shifts from a high of a tropical 86°F to a low of a mild 59°F are predicted.
The hotter conditions bring a maximum of 86°F, more representative of September than October.
Sunrise will be at 6:56 am and sunset at 6:12 pm; tomorrow's daylight will last for 11h and 16min.
Dramatic temperature shifts from a high of a tropical 86°F to a low of a mild 59°F are predicted.
The hotter conditions bring a maximum of 86°F, more representative of September than October.
Sunrise will be at 6:56 am and sunset at 6:12 pm; tomorrow's daylight will last for 11h and 16min.
10-day overview
Daily temperatures
Warmest period: today - tomorrow 86°C.
Coldest day: Thursday 66°C.
Coldest day: Thursday 66°C.
Chance of precipitation
Highest chance: Thursday 83%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- 86°F
- 63°F
AM Clouds / PM Sun
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 12mphENE 78°
- Humidity: 20%
- UV index: 4
- Sunrise: 6:55 am PDT
- Sunset: 6:13 pm PDT
- details ▼
- Sunday
- Oct 18, 2026
- 86°F
- 59°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 10mphWNW 303°
- Humidity: 29%
- UV index: 6
- Sunrise: 6:56 am PDT
- Sunset: 6:12 pm PDT
- details ▼
- Monday
- Oct 19, 2026
- 84°F
- 59°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 10mphSSW 208°
- Humidity: 44%
- UV index: 6
- Sunrise: 6:56 am PDT
- Sunset: 6:10 pm PDT
- details ▼
- Tuesday
- Oct 20, 2026
- 81°F
- 55°F
Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 9mphSSW 208°
- Humidity: 55%
- UV index: 6
- Sunrise: 6:57 am PDT
- Sunset: 6:09 pm PDT
- details ▼
- Wednesday
- Oct 21, 2026
- 77°F
- 59°F
Showers
- Precip. probability: 55%
- Precipitation: 0.43"
- Wind: 11mphS 182°
- Humidity: 63%
- UV index: 5
- Sunrise: 6:58 am PDT
- Sunset: 6:08 pm PDT
- details ▼
- Thursday
- Oct 22, 2026
- 66°F
- 55°F
Thunderstorms
- Precip. probability: 83%
- Precipitation: 0.31"
- Wind: 9mphS 189°
- Humidity: 78%
- UV index: 4
- Sunrise: 6:59 am PDT
- Sunset: 6:07 pm PDT
- details ▼
- Friday
- Oct 23, 2026
- 72°F
- 55°F
Partly Cloudy
- Precip. probability: 14%
- Precipitation: 0"
- Wind: 7mphSW 225°
- Humidity: 68%
- UV index: 6
- Sunrise: 7:00 am PDT
- Sunset: 6:06 pm PDT
- details ▼
- Saturday
- Oct 24, 2026
- 77°F
- 55°F
Mostly Sunny
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 7mphW 264°
- Humidity: 56%
- UV index: 5
- Sunrise: 7:01 am PDT
- Sunset: 6:05 pm PDT
- details ▼
- Sunday
- Oct 25, 2026
- 77°F
- 57°F
Mostly Cloudy
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 8mphSSW 201°
- Humidity: 54%
- UV index: 4
- Sunrise: 7:01 am PDT
- Sunset: 6:04 pm PDT
- details ▼
- Monday
- Oct 26, 2026
- 73°F
- 55°F
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 9mphSW 214°
- Humidity: 58%
- UV index: 5
- Sunrise: 7:02 am PDT
- Sunset: 6:03 pm PDT
- details ▼
The next ten days will bring unstable conditions, and a mix of overcast, clear, wet and storm-filled weather is expected.
Rain is predicted for Wednesday and Thursday.
Temperature variation will be noticeable in the coming days. Maximum temperatures are forecasted between 66.2°F and 86°F, while the lowest temperature will be between 55.4°F and 62.6°F.
Saturday and Sunday, with the highest temperature of 86°F, will be the hottest days in Fallbrook; Thursday will be the coldest day, with the highest temperature of 66.2°F.
Rain is predicted for Wednesday and Thursday.
Temperature variation will be noticeable in the coming days. Maximum temperatures are forecasted between 66.2°F and 86°F, while the lowest temperature will be between 55.4°F and 62.6°F.
Saturday and Sunday, with the highest temperature of 86°F, will be the hottest days in Fallbrook; Thursday will be the coldest day, with the highest temperature of 66.2°F.
Updated: Oct 17, 2026 @ 17:34:46 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, low clouds in the morning are expected to clear, bringing a bright afternoon.
Today, the highest temperature will be 86°F, while the lowest temperature will be 62.6°F.
Today, the maximum temperature will be significantly higher than the average highest temperature of 76.3°F in October. The lowest temperature today will be slightly warmer than the average low temperature.
Today, the maximum temperature will be significantly higher than the average highest temperature of 76.3°F in October. The lowest temperature today will be slightly warmer than the average low temperature.
On Saturday, in Fallbrook, sunrise was at 6:55 am and sunset will be at 6:13 pm (PDT).
Today, the daylight will last for 11h and 18min.
Tomorrow, in Fallbrook, clear skies and sunshine are anticipated.
Tomorrow, the maximum temperature will be 86°F, while the minimum temperature will be 59°F.
Tomorrow, the maximum temperature will be uncommonly higher than the average highest temperature of 76.3°F in October. Tomorrow, the lowest temperature will be in line with the average low temperature.
Tomorrow, the maximum temperature will be uncommonly higher than the average highest temperature of 76.3°F in October. Tomorrow, the lowest temperature will be in line with the average low temperature.
On Sunday, in Fallbrook, sunrise will be at 6:56 am and sunset at 6:12 pm (PDT).
Tomorrow, the daylight will last for 11h and 16min.





