Weather forecast for 10 daysLemon Grove, CA

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 88°F
  • 63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphWNW 295°
  • Humidity: 29%
  • UV index: 6
  • Sunrise: 6:54 am PDT
  • Sunset: 6:11 pm PDT
  • ▼
Today, sunshine and minimal clouds are in the outlook.
The highest predicted temperature is a tropical 87.8°F, while the lowest temperature will be a comfortable 62.6°F.
Today, the weather pattern will resemble September more than October, with a forecast high of 87.8°F.
Sunrise will be at 6:54 am and sunset at 6:11 pm; the daylight will last for 11h and 17min.

10-day overview

Daily temperatures

Warmest day: today 88°C.
Coldest day: Thursday 72°C.

Chance of precipitation

Highest chance: Thursday 70%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 88°F
  • 63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphWNW 295°
  • Humidity: 29%
  • UV index: 6
  • Sunrise: 6:54 am PDT
  • Sunset: 6:11 pm PDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 82°F
  • 63°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 10mphWSW 258°
  • Humidity: 47%
  • UV index: 6
  • Sunrise: 6:55 am PDT
  • Sunset: 6:10 pm PDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 79°F
  • 63°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 18%
  • Precipitation: 0"
  • Wind: 10mphSW 229°
  • Humidity: 63%
  • UV index: 6
  • Sunrise: 6:56 am PDT
  • Sunset: 6:09 pm PDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 79°F
  • 61°F
PM Showers
PM Showers
  • Precip. probability: 46%
  • Precipitation: 0"
  • Wind: 12mphSSW 204°
  • Humidity: 60%
  • UV index: 6
  • Sunrise: 6:57 am PDT
  • Sunset: 6:08 pm PDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 72°F
  • 57°F
AM Light Rain
AM Light Rain
  • Precip. probability: 70%
  • Precipitation: 0.35"
  • Wind: 10mphWSW 241°
  • Humidity: 67%
  • UV index: 6
  • Sunrise: 6:57 am PDT
  • Sunset: 6:07 pm PDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 73°F
  • 57°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 7%
  • Precipitation: 0.12"
  • Wind: 10mphWNW 287°
  • Humidity: 61%
  • UV index: 6
  • Sunrise: 6:58 am PDT
  • Sunset: 6:06 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 79°F
  • 57°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 9mphNW 305°
  • Humidity: 49%
  • UV index: 6
  • Sunrise: 6:59 am PDT
  • Sunset: 6:05 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 77°F
  • 59°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 9mphWSW 253°
  • Humidity: 50%
  • UV index: 5
  • Sunrise: 7:00 am PDT
  • Sunset: 6:04 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 75°F
  • 57°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 13%
  • Precipitation: 0"
  • Wind: 10mphWSW 244°
  • Humidity: 54%
  • UV index: 5
  • Sunrise: 7:01 am PDT
  • Sunset: 6:03 pm PDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 73°F
  • 57°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 10mphWSW 246°
  • Humidity: 55%
  • UV index: 5
  • Sunrise: 7:01 am PDT
  • Sunset: 6:02 pm PDT
  • ▼
During the ten-day period, sun-filled, dull and wet weather is predicted.
With a probability of 70%, rainfall is forecasted only for Thursday. The precipitation will be light at 0.35".
The temperature will vary considerably throughout the forecast window. The temperature is expected to swing from 71.6°F up to 87.8°F, while the lowest nightly temperature differences will be negligible, as the minimum temperature is expected to range between 57.2°F and 62.6°F.
The hottest day is today, with a maximum temperature of 87.8°F; Thursday will be the coldest day, with the highest temperature of 71.6°F.
Updated: Oct 18, 2026 @ 10:09:57 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, bright and sunny weather is expected.

Today, the maximum temperature will be 87.8°F, while the minimum temperature will be 62.6°F.
Today, the maximum temperature will be noticeably higher than the average highest temperature of 77°F in October. Today, the lowest temperature will be in line with the average low temperature.

On Sunday, in Lemon Grove, sunrise will be at 6:54 am and sunset at 6:11 pm (PDT).

In Lemon Grove, the length of the day today will be 11h and 17min.