San Bernardino County, CA Weather


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The most pleasant months of the year for San Bernardino County are October, May and April. In San Bernardino County, there are 3 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for San Bernardino County with an average high temperature of 94.6°, which ranks it as warmer than most places in California. February is the snowiest month in San Bernardino County with 2.7 inches of snow, and 6 months of the year have significant snowfall. Days with noticeable humidity are rare throughout the year.

Today's Weather - San Bernardino, CA

5 AM PST

Mostly Cloudy

63°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
OvernightMostly Cloudy61° / 90°N 2 mph
Friday NightMostly Clear61° / 92°W 6 to 21 mph
Saturday NightMostly Clear63° / 95°WSW 5 to 12 mph
Sunday NightMostly Clear65° / 96°SW 5 to 10 mph
Monday NightMostly Clear62° / 90°W 7 to 14 mph
Tuesday NightClear57° / 85°W 8 to 15 mph
Wednesday NightMostly Clear56° / 80°W 10 to 17 mph

Weather Highlights

Summer High: the July high is around 95 degrees
Winter Low: the January low is 36
Rain: averages 15 inches of rain a year
Snow: averages 9 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the San Bernardino County area is 7.6 (10=best), which means it is more comfortable than most places in California.

7.6 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7.8. 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
January60° 36°
February62° 38°
March67° 41°
April73° 45°
May81° 52°
June89° 58°
July95° 64°
August94° 63°
September89° 59°
October78° 50°
November68° 41°
December60° 36°
Hot, Freezing, Rainy, Snowy Days: San Bernardino
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January0951
February0761
March0551
April2330
May7120
June14010
July22010
August22010
September16010
October5120
November0530
December01040

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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