South Fontana, CA
Unincorporated community in San Bernardino County, California
South Fontana is a small unincorporated community in San Bernardino County, California. It is 3.5 miles NE of Fontana, the nearest town. Its ZIP code is 92337.
South Fontana at a glance
- State
- California
- County
- San Bernardino County
- ZIP code
- 92337
- Nearest town
- Fontana (3.5 mi)
- Time zone
- America/Los Angeles
- Coordinates
- 34.0628, -117.4881
Weather in South Fontana now
Loading the National Weather Service forecast…
South Fontana weather by the hour
South Fontana weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of South Fontana.
This week in South Fontana
Sunrise, sunset and moon in South Fontana
What is the weather usually like in South Fontana?
Köppen climate classification, calculated from the 1991–2020 normals
- Augustwarmest month · 95°F average high
- Decembercoldest month · 44°F average low
- 11.6 inprecipitation per year · 296 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit South Fontana: April–May and October–November, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station ONTARIO INTL AP, CA US (USW00003102), adjusted for the elevation of South Fontana.
South Fontana weather month by month
Sunrise and sunset in South Fontana through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 6:53 AM | 5:05 PM | 10 h 11 min |
| February | 6:32 AM | 5:35 PM | 11 h 2 min |
| March | 6:58 AM | 6:58 PM | 12 h 0 min |
| April | 6:17 AM | 7:22 PM | 13 h 5 min |
| May | 5:46 AM | 7:45 PM | 13 h 59 min |
| June | 5:36 AM | 8:04 PM | 14 h 27 min |
| July | 5:48 AM | 8:03 PM | 14 h 14 min |
| August | 6:10 AM | 7:38 PM | 13 h 27 min |
| September | 6:32 AM | 6:57 PM | 12 h 25 min |
| October | 6:54 AM | 6:17 PM | 11 h 23 min |
| November | 6:21 AM | 4:47 PM | 10 h 26 min |
| December | 6:46 AM | 4:43 PM | 9 h 56 min |
Times for the 15th of each month, local time (America/Los Angeles).
What is the weather like in South Fontana?
South Fontana has a hot semi-arid climate. The warmest month is August, with an average high of 95°F (35°C), and the coldest is December, with average lows of 44°F (6°C).
It gets about 11.6 inches (296 mm) of precipitation a year. The wettest month is February and the driest is June.
The best time to visit South Fontana is April–May and October–November. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
Webcams near South Fontana
The closest live webcam is Fontana › East: I-10 : (19) West Side Cherry Overcross, 0.2 miles N of South Fontana.
Webcams: Windy.com · Traffic cameras: Caltrans. Distances in a straight line from South Fontana.
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Map of South Fontana, CA
Tap any road on the map to see it in Street View below. Map: © OpenStreetMap contributors.
South Fontana Street View
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Open in Google Maps ›Towns near South Fontana
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Questions about South Fontana
Where is South Fontana, CA?
South Fontana is an unincorporated community in San Bernardino County, California, 3.5 miles NE of Fontana.
What county is South Fontana in?
South Fontana is in San Bernardino County, California.
What is the ZIP code of South Fontana, CA?
The ZIP code for South Fontana is 92337.
What is the nearest town to South Fontana?
Fontana, 3.5 miles away.
Are there webcams near South Fontana?
Yes. The closest is Fontana › East: I-10 : (19) West Side Cherry Overcross, 0.2 miles away.
What is the hottest month in South Fontana?
August, with an average high of 95°F (35°C).
What is the coldest month in South Fontana?
December, with an average low of 44°F (6°C).
How much does it rain in South Fontana?
About 11.6 inches (296 mm) a year; the wettest month is February.
Does it snow in South Fontana?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit South Fontana?
April–May and October–November, when temperatures are most pleasant and rainy days are fewer.
What climate does South Fontana have?
Hot semi-arid (Köppen BSh).
Last updated: