Two-week planning outlook

14-Day Weather Forecast for Fontana, California

Daily high and low temperatures, rain chances, wind, UV index, weekend conditions, and planning guidance for the next two weeks.

Expect daytime highs between 66°F and 83°F during the next 14 days. Rain chances peak at 98% on Thursday, Oct 22, while Sat, Oct 31 · Fri, Oct 30 · Tue, Nov 3 currently look most favorable for outdoor plans.

Updated Oct 21, 9:51 AM -07:00

14 Days at a Glance

Complete two-week outlook

Warmest DayTue, Oct 27 · 83°FOvercast Clouds

Coolest NightFri, Oct 23 · 59°FBroken Clouds

Highest Rain ChanceThu, Oct 22 · 98%Heavy Intensity Rain

Strongest WindWed, Oct 21 · 17.5 mphNo gust data

Weekend OutlookMostly dry · Clear Sky80°F / 60°F

Total Precipitation1.31 inEstimated across 14 days

Extended local outlook

14-Day Forecast

Detailed 48-hour forecast

Wednesday, Oct 21 · 79°F / 64°F

Moderate Rain

Rain chance 72%, SW 17.5 mph, humidity 37%.

Morning: 66°F
Afternoon: 78°F
Evening: 70°F
Overnight: 68°F
Humidity: 37%
Pressure: 29.85 inHg
Dew point: 50°F
UV index: 5.7 moderate
Sunrise: 6:59 AM
Sunset: 6:08 PM

Temperature Trend

HighLow59°F – 83°F

10/2110/2210/2310/2410/2510/2610/2710/2810/2910/3010/3111/111/211/3

Rain Chances

72%10/21

98%10/22

17%10/23

0%10/24

0%10/25

0%10/26

0%10/27

0%10/28

0%10/29

0%10/30

0%10/31

0%11/1

0%11/2

0%11/3

UV Index

Daily peak

5.710/21

4.910/22

5.110/23

5.610/24

010/25

—10/26

—10/27

—10/28

—10/29

—10/30

—10/31

—11/1

—11/2

—11/3

Planning Ahead

Forecast-based guidance

Most Favorable Outdoor Days

Sat, Oct 31 · Fri, Oct 30 · Tue, Nov 3

Lower rain chances and manageable winds

Rainy Days

Thu, Oct 22 · Wed, Oct 21

Peak chance 98%

Warmest Days

Tue, Oct 27 · Mon, Oct 26 · Wed, Oct 28

Highs up to 83°F

Coolest Nights

Fri, Oct 23 · Sun, Nov 1 · Thu, Oct 22

Lows near 59°F

Windiest Day

Wednesday, Oct 21

17.5 mph · Gusts --

Weekend Weather

Two-week planning

This Weekend

Sat, Oct 2476°F / 60°FClear Sky · Rain 0%

Sun, Oct 2580°F / 63°FBroken Clouds · Rain 0%

Next Weekend

Sat, Oct 3170°F / 60°FBroken Clouds · Rain 0%

Sun, Nov 177°F / 59°FBroken Clouds · Rain 0%

14-Day Weather Forecast for Fontana, California

Temperatures range from an overnight low near 59°F to a daytime high near 83°F. The strongest rain signal is 98% on Thursday, Oct 22, with 2 notable wet days in the current outlook.

FAQ

14-day forecast questions for Fontana

What is the 14-day weather forecast for Fontana?

Will it rain in Fontana during the next two weeks?

The strongest rain signal is 98% on Thursday, Oct 22, with 2 notable wet days in the current outlook.

What is the hottest day in Fontana during the next 14 days?

The warmest forecast day is Tuesday, Oct 27, with a high near 83°F.

What is the coldest night in Fontana?

The lowest forecast temperature is 59°F on Friday, Oct 23.

What will the weather be this weekend in Fontana?

This Weekend currently ranges from 60°F to 80°F, with rain chances peaking at 0%.