Weather forecast for 10 daysGarden Grove, CA
Weather forecast for the weekend
Saturday Oct 17, 2026
- 90°F
- 66°F
Mostly Cloudy
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 7mphSSE 147°
- Humidity: 22%
- UV index: 5
- Sunrise: 6:58 am PDT
- Sunset: 6:15 pm PDT
- details ▼
Today, on Saturday, October 17, expect a cloud-dominated atmosphere throughout.
Anticipated temperatures will peak at a blazing 89.6°F and dip to a minimum of a breezy 66.2°F.
Temperatures are trending hotter, with a peak resembling September's average maximum rather than October's seasonal high.
Sunrise was at 6:58 am and sunset will be at 6:15 pm; the daylight will last for 11h and 17min.
Anticipated temperatures will peak at a blazing 89.6°F and dip to a minimum of a breezy 66.2°F.
Temperatures are trending hotter, with a peak resembling September's average maximum rather than October's seasonal high.
Sunrise was at 6:58 am and sunset will be at 6:15 pm; the daylight will last for 11h and 17min.
Sunday Oct 18, 2026
- 86°F
- 64°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 9mphSSW 199°
- Humidity: 40%
- UV index: 6
- Sunrise: 6:59 am PDT
- Sunset: 6:14 pm PDT
- details ▼
On Sunday, October 18, sunshine is also expected with little to no cloud cover.
The temperature will vary between a maximum of a humid 86°F and a minimum of a breezy 64.4°F.
The maximum heat index, which represents the influence of relative humidity on air temperature, is evaluated at a hot 86°F. Note that heat index values are valued for light wind and location in the shade.
It will feel hotter than usual, as the temperature reflects September's normal high of 79.7°F, not October's.
Sunrise will be at 6:59 am and sunset at 6:14 pm; tomorrow's daylight will last for 11h and 15min.
The temperature will vary between a maximum of a humid 86°F and a minimum of a breezy 64.4°F.
The maximum heat index, which represents the influence of relative humidity on air temperature, is evaluated at a hot 86°F. Note that heat index values are valued for light wind and location in the shade.
It will feel hotter than usual, as the temperature reflects September's normal high of 79.7°F, not October's.
Sunrise will be at 6:59 am and sunset at 6:14 pm; tomorrow's daylight will last for 11h and 15min.
10-day overview
Daily temperatures
Warmest day: today 90°C.
Coldest day: Thursday 70°C.
Coldest day: Thursday 70°C.
Chance of precipitation
Highest chance: Thursday 74%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- 90°F
- 66°F
Mostly Cloudy
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 7mphSSE 147°
- Humidity: 22%
- UV index: 5
- Sunrise: 6:58 am PDT
- Sunset: 6:15 pm PDT
- details ▼
- Sunday
- Oct 18, 2026
- 86°F
- 64°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 9mphSSW 199°
- Humidity: 40%
- UV index: 6
- Sunrise: 6:59 am PDT
- Sunset: 6:14 pm PDT
- details ▼
- Monday
- Oct 19, 2026
- 81°F
- 64°F
Mostly Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 9mphS 184°
- Humidity: 62%
- UV index: 6
- Sunrise: 7:00 am PDT
- Sunset: 6:13 pm PDT
- details ▼
- Tuesday
- Oct 20, 2026
- 79°F
- 61°F
Mostly Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 9mphSSW 194°
- Humidity: 61%
- UV index: 6
- Sunrise: 7:00 am PDT
- Sunset: 6:12 pm PDT
- details ▼
- Wednesday
- Oct 21, 2026
- 75°F
- 63°F
Rain
- Precip. probability: 61%
- Precipitation: 0.67"
- Wind: 9mphSSE 160°
- Humidity: 66%
- UV index: 4
- Sunrise: 7:01 am PDT
- Sunset: 6:10 pm PDT
- details ▼
- Thursday
- Oct 22, 2026
- 70°F
- 59°F
Thunderstorms
- Precip. probability: 74%
- Precipitation: 0.28"
- Wind: 8mphSSE 166°
- Humidity: 72%
- UV index: 4
- Sunrise: 7:02 am PDT
- Sunset: 6:09 pm PDT
- details ▼
- Friday
- Oct 23, 2026
- 75°F
- 59°F
Partly Cloudy
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 7mphS 179°
- Humidity: 65%
- UV index: 5
- Sunrise: 7:03 am PDT
- Sunset: 6:08 pm PDT
- details ▼
- Saturday
- Oct 24, 2026
- 77°F
- 59°F
Mostly Sunny
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 7mphWSW 249°
- Humidity: 59%
- UV index: 5
- Sunrise: 7:04 am PDT
- Sunset: 6:07 pm PDT
- details ▼
- Sunday
- Oct 25, 2026
- 79°F
- 61°F
Partly Cloudy
- Precip. probability: 10%
- Precipitation: 0"
- Wind: 8mphS 182°
- Humidity: 56%
- UV index: 4
- Sunrise: 7:05 am PDT
- Sunset: 6:06 pm PDT
- details ▼
- Monday
- Oct 26, 2026
- 75°F
- 59°F
Partly Cloudy
- Precip. probability: 20%
- Precipitation: 0"
- Wind: 9mphS 189°
- Humidity: 56%
- UV index: 5
- Sunrise: 7:05 am PDT
- Sunset: 6:05 pm PDT
- details ▼
Mixed conditions are forecasted for the coming ten days, and a mix of cloud-filled, bright, damp and thunderstorm-prone weather is forecasted.
Rainfall is anticipated on Wednesday and Thursday.
Temperature differences will be noticeable in the upcoming period. Maximum temperatures are forecasted between 69.8°F and 89.6°F, while the low temperature range extends from 59°F to 66.2°F.
The hottest day is today, with a maximum temperature of 89.6°F; the lowest daytime temperature of the period will be reached on Thursday, peaking at 69.8°F.
Rainfall is anticipated on Wednesday and Thursday.
Temperature differences will be noticeable in the upcoming period. Maximum temperatures are forecasted between 69.8°F and 89.6°F, while the low temperature range extends from 59°F to 66.2°F.
The hottest day is today, with a maximum temperature of 89.6°F; the lowest daytime temperature of the period will be reached on Thursday, peaking at 69.8°F.
Updated: Oct 17, 2026 @ 14:52:31 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 Saturday, clouds will hold steady, keeping conditions mostly dim.
Today, the maximum temperature will be 89.6°F, while the minimum temperature will be 66.2°F.
The highest temperature will be significantly higher than the average maximum of 75.4°F in October. Today, the lowest temperature will be a couple of degrees higher than the average low temperature.
The highest temperature will be significantly higher than the average maximum of 75.4°F in October. Today, the lowest temperature will be a couple of degrees higher than the average low temperature.
On Saturday, in Garden Grove, sunrise was at 6:58 am and sunset will be at 6:15 pm (PDT).
In Garden Grove, today, there will be 11h and 17min of daylight.
On Sunday, in Garden Grove, the forecast calls for abundant sunshine.
Tomorrow, the highest temperature in Garden Grove will be 86°F, while the lowest temperature will be 64.4°F. The maximum heat index, which measures the combined effect of heat and moisture, is assessed at 86°F.
The maximum temperature tomorrow will be notably higher than the average highest temperature of 75.4°F in October. The lowest temperature tomorrow will be in line with the average low temperature.
The maximum temperature tomorrow will be notably higher than the average highest temperature of 75.4°F in October. The lowest temperature tomorrow will be in line with the average low temperature.
On Sunday, in Garden Grove, sunrise will be at 6:59 am and sunset at 6:14 pm (PDT).
In Garden Grove, tomorrow, there will be 11h and 15min of daylight.





