FONTANA, CA 92337 Weather Forecast & Current Conditions

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RIVERSIDE, CA
Current Weather

7:53 PM PDT JUN 20, 2025
Clear
70°F
Feels Like: 70°F
Dewpoint: 55°F
Rel. Hum.: 59%
Visibility: 10 miles
Wind: W at 12 mph
Pressure: 29.81 inches
Last 72 hours

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FONTANA, CA 92337
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly clear this evening...becoming partly cloudy. Cooler. Lows 47 to 57. Areas of winds south 10 to 15 mph. Gusts to 30 mph this evening.
SATURDAY
Partly cloudy with patchy fog in the morning... Becoming mostly sunny. Highs 77 to 82. Areas of winds south 10 to 20 mph. Gusts to 25 mph...becoming 30 mph in the afternoon.
SATURDAY NIGHT
Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 47 to 56. Areas of winds southwest 10 to 15 mph with gusts to 30 mph becoming south overnight.
SUNDAY
Partly cloudy in the morning...becoming sunny. Highs 82 to 88. Light winds becoming west 10 to 15 mph with gusts to 25 mph in the afternoon.
SUNDAY NIGHT
Mostly clear. Lows 48 to 56. Areas of winds west 10 to 15 mph with gusts to 25 mph in the evening becoming light.
MONDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 81 to 86.
MONDAY NIGHT
Mostly clear. Lows 48 to 55.
TUESDAY
Partly cloudy with patchy fog in the morning... Becoming mostly sunny. Highs 80 to 87.
TUESDAY NIGHT
Mostly clear. Lows 51 to 57.
WEDNESDAY
Partly cloudy in the morning...becoming sunny. Highs 86 to 93.
WEDNESDAY NIGHT
Mostly clear. Lows 55 to 60.
THURSDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 89 to 96.
THURSDAY NIGHT
Mostly clear. Lows 57 to 62.

Visible Weather Satellite
FONTANA, CA 92337
Infrared Weather Satellite
FONTANA, CA 92337
NEXRAD Weather Radar
FONTANA, CA 92337

RIVERSIDE, CA 3 hourly weather forecast

weather forecast created  7:00 AM CDT  6/20/2025
Friday
20 JUN 2025
FONTANA, CA 92337 weather forecast Day 1, 12 hours 11 AM 73° 73° Clear 0%

0% Thunder
( 0% severe)
W   6 57% 57°
High 84° FONTANA, CA 92337 weather forecast Day 1, 15 hours 2 PM 83° 82° Clear W   10 40% 56°
Clear



FONTANA, CA 92337 weather forecast Day 1, 18 hours 5 PM 81° 81° Clear 0%

0% Thunder
( 0% severe)
W   15 42% 56°
FONTANA, CA 92337 weather forecast Day 1, 21 hours 8 PM 71° 71° Clear W   12 59% 56°
Saturday
21 JUN 2025
FONTANA, CA 92337 weather forecast Day 2, 0 hours 11 PM 64° 64° Clear 0%

0% Thunder
( 0% severe)
W   6 75% 56°
Low 58° FONTANA, CA 92337 weather forecast Day 2, 3 hours 2 AM 61° 62° Partly Cloudy SE   3 84% 56°
High 81° FONTANA, CA 92337 weather forecast Day 2, 6 hours 5 AM 60° 61° Mostly Cloudy 0%

0% Thunder
( 0% severe)
ESE   2 84% 55°

Decreasing Clouds



FONTANA, CA 92337 weather forecast Day 2, 9 hours 8 AM 62° 63° Mostly Cloudy SE   3 78% 55°
FONTANA, CA 92337 weather forecast Day 2, 12 hours 11 AM 70° 70° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   6 57% 54°
FONTANA, CA 92337 weather forecast Day 2, 15 hours 2 PM 79° 79° Clear W   12 41% 53°
FONTANA, CA 92337 weather forecast Day 2, 18 hours 5 PM 77° 78° Clear 0%

0% Thunder
( 0% severe)
W   15 43% 53°
FONTANA, CA 92337 weather forecast Day 2, 21 hours 8 PM 69° 69° Clear WSW   13 59% 54°
Sunday
22 JUN 2025
FONTANA, CA 92337 weather forecast Day 3, 0 hours 11 PM 63° 63° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   7 72% 54°
Low 56° FONTANA, CA 92337 weather forecast Day 3, 3 hours 2 AM 60° 61° Partly Cloudy WSW   3 78% 53°
High 86° FONTANA, CA 92337 weather forecast Day 3, 6 hours 5 AM 58° 59° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   1 80% 52°

Partly Cloudy



FONTANA, CA 92337 weather forecast Day 3, 9 hours 8 AM 61° 62° Partly Cloudy WNW   2 72% 52°
FONTANA, CA 92337 weather forecast Day 3, 15 hours 11 AM 72° 72° Clear 0%

0% Thunder
( 0% severe)
W   7 46% 50°
FONTANA, CA 92337 weather forecast Day 3, 18 hours 2 PM 83° 81° Clear W   12 30% 48°
FONTANA, CA 92337 weather forecast Day 3, 21 hours 5 PM 81° 80° Clear     WSW   15 35% 51°

RIVERSIDE, CA extended weather forecast

Monday
23 JUN 2025
Tuesday
24 JUN 2025
Wednesday
25 JUN 2025
Thursday
26 JUN 2025
Friday
27 JUN 2025
Low 58° Low 57° Low 58° Low 60° Low 61°
High 78° High 81° High 83° High 86° High 90°
FONTANA, CA 92337 weather forecast Day 4 FONTANA, CA 92337 weather forecast Day 5 FONTANA, CA 92337 weather forecast Day 6 FONTANA, CA 92337 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
3% Rain
Clear
6% Rain
Clear
3% Rain
Clear
2% Rain
Partly Cloudy
3% Rain
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