Westmont, CA weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Westmont now
Loading the National Weather Service forecast…
Westmont weather by the hour
Westmont weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Westmont.
This week in Westmont
Sunrise, sunset and moon in Westmont
What is the weather usually like in Westmont?
Köppen climate classification, calculated from the 1991–2020 normals
- Augustwarmest month · 78°F average high
- Decembercoldest month · 48°F average low
- 11.8 inprecipitation per year · 299 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Westmont: July to October, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station HAWTHORNE MUNI AP, CA US (USW00003167), adjusted for the elevation of Westmont.
Westmont weather month by month
Sunrise and sunset in Westmont through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 6:56 AM | 5:08 PM | 10 h 11 min |
| February | 6:35 AM | 5:38 PM | 11 h 2 min |
| March | 7:01 AM | 7:02 PM | 12 h 0 min |
| April | 6:20 AM | 7:25 PM | 13 h 5 min |
| May | 5:50 AM | 7:48 PM | 13 h 58 min |
| June | 5:40 AM | 8:07 PM | 14 h 27 min |
| July | 5:52 AM | 8:06 PM | 14 h 14 min |
| August | 6:13 AM | 7:41 PM | 13 h 27 min |
| September | 6:35 AM | 7:01 PM | 12 h 25 min |
| October | 6:57 AM | 6:20 PM | 11 h 23 min |
| November | 6:24 AM | 4:51 PM | 10 h 26 min |
| December | 6:49 AM | 4:47 PM | 9 h 57 min |
Times for the 15th of each month, local time (America/Los Angeles).
What is the weather like in Westmont?
Westmont has a cold semi-arid climate. The warmest month is August, with an average high of 78°F (26°C), and the coldest is December, with average lows of 48°F (9°C).
It gets about 11.8 inches (299 mm) of precipitation a year. The wettest month is February and the driest is June.
The best time to visit Westmont is July to October. At 217 ft of elevation, nights are mild most of the year. 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.
More about Westmont
Weather in towns near Westmont
Questions about the weather in Westmont
What is the hottest month in Westmont?
August, with an average high of 78°F (26°C).
What is the coldest month in Westmont?
December, with an average low of 48°F (9°C).
How much does it rain in Westmont?
About 11.8 inches (299 mm) a year; the wettest month is February.
Does it snow in Westmont?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Westmont?
July to October, when temperatures are most pleasant and rainy days are fewer.
What climate does Westmont have?
Cold semi-arid (Köppen BSk).
What is the weather like in Westmont in November?
Highs average 71°F and lows 53°F, with about 0.7 inches of precipitation.
What time is sunrise in Westmont?
Around 6:24 AM in mid-November, and sunset around 4:51 PM. Today’s exact times are shown above.
Where does this Westmont weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Westmont.
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