Guasti, CA
Unincorporated community in San Bernardino County, California
Guasti is a small unincorporated community in San Bernardino County, California. It is 2.3 miles SW of Ontario, the nearest town. Its ZIP code is 91764.
Guasti at a glance
- State
- California
- County
- San Bernardino County
- ZIP code
- 91764
- Nearest town
- Ontario (2.3 mi)
- Time zone
- America/Los Angeles
- Coordinates
- 34.0650, -117.5856
Weather in Guasti now
Loading the National Weather Service forecast…
Guasti weather by the hour
Guasti weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Guasti.
This week in Guasti
Sunrise, sunset and moon in Guasti
What is the weather usually like in Guasti?
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 Guasti: 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 Guasti.
Guasti weather month by month
Sunrise and sunset in Guasti through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 6:54 AM | 5:05 PM | 10 h 11 min |
| February | 6:33 AM | 5:35 PM | 11 h 2 min |
| March | 6:58 AM | 6:59 PM | 12 h 0 min |
| April | 6:17 AM | 7:23 PM | 13 h 5 min |
| May | 5:47 AM | 7:46 PM | 13 h 59 min |
| June | 5:37 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 | 6:58 PM | 12 h 25 min |
| October | 6:54 AM | 6:17 PM | 11 h 23 min |
| November | 6:21 AM | 4:48 PM | 10 h 26 min |
| December | 6:47 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 Guasti?
Guasti 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 Guasti 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 Guasti
The closest live webcam is Ontario › West: I-10 : (12) West of Haven, 0.2 miles NE of Guasti.
Webcams: Windy.com · Traffic cameras: Caltrans. Distances in a straight line from Guasti.
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Map of Guasti, CA
Tap any road on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Guasti Street View
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Open in Google Maps ›Towns near Guasti
Other communities near Guasti
Questions about Guasti
Where is Guasti, CA?
Guasti is an unincorporated community in San Bernardino County, California, 2.3 miles SW of Ontario.
What county is Guasti in?
Guasti is in San Bernardino County, California.
What is the ZIP code of Guasti, CA?
The ZIP code for Guasti is 91764.
What is the nearest town to Guasti?
Ontario, 2.3 miles away.
Are there webcams near Guasti?
Yes. The closest is Ontario › West: I-10 : (12) West of Haven, 0.2 miles away.
What is the hottest month in Guasti?
August, with an average high of 95°F (35°C).
What is the coldest month in Guasti?
December, with an average low of 44°F (6°C).
How much does it rain in Guasti?
About 11.6 inches (296 mm) a year; the wettest month is February.
Does it snow in Guasti?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Guasti?
April–May and October–November, when temperatures are most pleasant and rainy days are fewer.
What climate does Guasti have?
Hot semi-arid (Köppen BSh).
Last updated: