San Dimas, California 

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Weather in San Dimas, California

The most pleasant months of the year for San Dimas are May, April and October. In San Dimas, there are 6 comfortable months with high temperatures in the range of 70-85°. August is the hottest month for San Dimas with an average high temperature of 92.2°, which ranks it as about average compared to other places in California. Any measurable snowfall is a rare occurance in San Dimas. There are few days during the summer when the humidity becomes unpleasant.


Today's Weather - San Dimas, CA

12 AM PST

Patchy Fog

67°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
OvernightPatchy Fog63° / 86°SE 0 to 5 mph
Friday NightMostly Clear63° / 92°SSW 0 to 10 mph
Saturday NightClear63° / 93°WSW 0 to 5 mph
Sunday NightMostly Clear64° / 92°SW 0 to 10 mph
Monday NightMostly Clear64° / 91°SW 0 to 10 mph
Tuesday NightClear65° / 90°SW 0 to 10 mph
Wednesday NightClear65° / 91°SW 0 to 10 mph

Weather Highlights

Summer High: the July high is around 91 degrees
Winter Low: the January low is 45
Rain: averages 19 inches of rain a year
Snow: averages 0 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the San Dimas area is 8.9 (10=best), which means it is more comfortable than most places in California.

8.9 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.


Average Monthly High and Low (°F)
HighLow
January67° 45°
February68° 46°
March71° 48°
April75° 51°
May79° 55°
June84° 59°
July91° 63°
August92° 64°
September89° 62°
October81° 56°
November74° 48°
December67° 44°
Hot, Freezing, Rainy, Snowy Days: San Dimas
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January0060
February0060
March1050
April2030
May3010
June7010
July17000
August20000
September14010
October6020
November1030
December0140

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.


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Reviews for San Dimas    7 Reviews
San Dimas OG - 4/9/2019
The Jefferson's have Guts & we love our city even from a distance it's still close to our hearts! Peace, Love, & Light!... Read More

Start Your Review of San Dimas


The Drought - 4/10/2014
You probably are aware of how bad the drought is in Southern CA. Last year we only received 3 inches of rain. This is more like Texas than Southern CA. It looks like... Read More

The gem of San Dimas - 6/13/2013
Lori I'm assuming you could not afford the VIA VERDE neighborhood of San Dimas. I just moved into VIA VERDE and it is so peaceful! I love it! I have a beautiful green... Read More


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MAPS OF SAN DIMAS, CALIFORNIA
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ZIP CODES IN SAN DIMAS, CALIFORNIA
91773

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