Weather forecast for 10 daysMontalvo, CA

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 82°F
  • 61°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphW 259°
  • Humidity: 36%
  • UV index: 6
  • Sunrise: 7:04 am PDT
  • Sunset: 6:18 pm PDT
  • ▼
Today, sunshine and minimal clouds are in the outlook.
Predicted temperatures will peak at a moderately hot 82.4°F and dip to a minimum of a comfortable 60.8°F.
It will feel warmer than usual, as the temperature reflects September's normal high of 74.3°F, not October's.
Sunrise was at 7:04 am and sunset will be at 6:18 pm; the daylight will last for 11h and 14min.

10-day overview

Daily temperatures

Warmest day: today 82°C.
Coldest period: Wednesday - Thursday 70°C.

Chance of precipitation

Highest chance: Wednesday 90%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 82°F
  • 61°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphW 259°
  • Humidity: 36%
  • UV index: 6
  • Sunrise: 7:04 am PDT
  • Sunset: 6:18 pm PDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 79°F
  • 59°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 10mphWSW 237°
  • Humidity: 56%
  • UV index: 6
  • Sunrise: 7:05 am PDT
  • Sunset: 6:17 pm PDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 75°F
  • 59°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0.04"
  • Wind: 10mphSW 224°
  • Humidity: 63%
  • UV index: 6
  • Sunrise: 7:06 am PDT
  • Sunset: 6:16 pm PDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 70°F
  • 59°F
Thunderstorms
Thunderstorms
  • Precip. probability: 90%
  • Precipitation: 0.87"
  • Wind: 11mphSSE 160°
  • Humidity: 79%
  • UV index: 4
  • Sunrise: 7:07 am PDT
  • Sunset: 6:15 pm PDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 70°F
  • 55°F
AM Thunderstorms
AM Thunderstorms
  • Precip. probability: 47%
  • Precipitation: 0.08"
  • Wind: 12mphWNW 289°
  • Humidity: 73%
  • UV index: 5
  • Sunrise: 7:08 am PDT
  • Sunset: 6:14 pm PDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 72°F
  • 59°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 10mphNW 310°
  • Humidity: 63%
  • UV index: 5
  • Sunrise: 7:09 am PDT
  • Sunset: 6:13 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 77°F
  • 61°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 10mphNNW 343°
  • Humidity: 47%
  • UV index: 5
  • Sunrise: 7:09 am PDT
  • Sunset: 6:12 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 77°F
  • 59°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 10mphNW 314°
  • Humidity: 48%
  • UV index: 5
  • Sunrise: 7:10 am PDT
  • Sunset: 6:10 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 75°F
  • 57°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 11mphWNW 295°
  • Humidity: 52%
  • UV index: 5
  • Sunrise: 7:11 am PDT
  • Sunset: 6:09 pm PDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 72°F
  • 57°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 10mphWNW 299°
  • Humidity: 51%
  • UV index: 5
  • Sunrise: 7:12 am PDT
  • Sunset: 6:08 pm PDT
  • ▼
During the ten-day period, sunny, overcast and unstable weather is expected.
Rainfall is predicted for Wednesday and Thursday.
Noticeable swings in temperature are expected throughout the forecast window. The maximum temperature will vary between 69.8°F and 82.4°F, while the nighttime low will be mostly stable, as the minimum temperature will fluctuate between 55.4°F and 60.8°F.
The warmest day is today, with a maximum temperature of 82.4°F; the coldest days will be Wednesday and Thursday, with a maximum of 69.8°F.
Updated: Oct 18, 2026 @ 14:17:36 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, sunny conditions are expected to continue.

Today, the highest temperature will be 82.4°F, while the lowest temperature will be 60.8°F.
Today, the maximum temperature will be notably higher than the average highest temperature of 70.5°F in October. Today, the lowest temperature will be in line with the average low temperature.

On Sunday, in Montalvo, sunrise was at 7:04 am and sunset will be at 6:18 pm (PDT).

In Montalvo, California, the length of the day today will be 11h and 14min.