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Montclair, California Weather Forecast
Montclair, California Weather
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Weather Forecast for Montclair, California : Alameda County
Issued: 2:08 am PST Dec 18, 2025 Latitude: 37.8322222 Longitude: -122.2091667 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Friday Saturday Sunday Monday Tuesday Wednesday
Mostly Sunny on This Afternoon 30% chance of rain on Tonight 80% chance of rain on Friday 80% chance of rain on Saturday 100% chance of rain on Sunday Rain on Monday 70% chance of rain on Tuesday 70% chance of rain on Wednesday
High: 56°F Low: 49°F High: 56°F High: 55°F High: 57°F High: 55°F High: 52°F High: 53°F
Low: 51°F Low: 52°F Low: 52°F Low: 48°F Low: 47°F  
Mostly Sunny Rain Rain Rain Rain Rain Rain Rain
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Current Conditions at
HAYWARD - (KHWD)
54°
Cloudy
Mist
as of 11:43 AM PST
Rel. Humidity: 93%
Dew Point: 52°F
Visibility: 6 Miles
Pressure: 30.18 in.
Flight Rule: MVFR
Wind Data
5 MPH
250° West
Cloud Level(s): Solid Overcast at 1000ft
Current Conditions at
SAN CARLOS - (KSQL)
54°
Cloudy
as of 11:35 AM PST
Rel. Humidity: 87%
Dew Point: 50°F
Visibility: 9 Miles
Pressure: 30.20 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 1000ft
Mostly Sunny on This Afternoon This Afternoon... Mostly sunny, with a high near 56. Light west wind.

30% chance of rain Tonight Tonight... A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 49. Light and variable wind becoming south around 6 mph after midnight.

80% chance of rain Friday Friday... Rain, mainly after 10am. High near 56. South wind 9 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

90% chance of rain Friday Night Friday Night... Rain, mainly before 4am. Low around 51. South southwest wind 7 to 9 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

80% chance of rain Saturday Saturday... Rain, mainly after 10am. High near 55. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

90% chance of rain Saturday Night Saturday Night... Rain. Low around 52. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

100% chance of rain Sunday Sunday... Rain. High near 57. Chance of precipitation is 100%.

Rain on Sunday Night Sunday Night... Rain. Cloudy, with a low around 52.

Rain on Monday Monday... Rain. Mostly cloudy, with a high near 55.

70% chance of rain Monday Night Monday Night... Rain likely. Cloudy, with a low around 48.

70% chance of rain Tuesday Tuesday... Rain likely. Mostly cloudy, with a high near 52.

Rain on Tuesday Night Tuesday Night... Rain. Mostly cloudy, with a low around 47.

70% chance of rain Wednesday Wednesday... Rain likely. Mostly cloudy, with a high near 53.

Current Radar Image


Sun Almanac for Montclair, California
Sunrise: 07:19 AM
Sunset: 4:52 PM
Civil Sunrise:06:50 AM
Civil Sunset: 5:21 PM
Nautical Sunrise: 06:17 AM
Nautical Sunset: 5:54 PM
Astro Sunrise: 05:45 AM
Astro Sunset: 6:26 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.