World Resorts USA San Bernardino

San Bernardino Monthly Weather Averages

Please click on any column to get detailed information about San Bernardino weather in that particular month. You will get daily weather information for that month for the last several years.

Day & Night air temperature, °F

The warmest month in San Bernardino is july. The average daily temp is 95.7°F. The average nightly temp is 71.7°F.

Precipitation total, in.

July is the month with least precipitations during the year. The average precipitation totals for this month is 0.0 in. The month with most precipitation total is March.

Number of rainy days

This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.

Wind speed, mph
Sunny, partly cloudy and cloudy days
Average sunny hours

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

* Charts above show average data for the last 3 years.

Best time for vacation in San Bernardino

Sunniest months:
July 30 days
August 28 days
September 28 days
Warmest months:
July 95.7 °F
August 94.9 °F
September 91.1 °F
Coldest months:
January 59.9 °F
December 60.2 °F
February 62.2 °F
Rainiest months:
January 2 days
February 2 days
March 2 days
Windiest months:
May 4.8 mph
March 4.6 mph
April 4.6 mph

San Bernardino on a weather map

San Bernardino
+52°F
NE 1 mph
Feels like: +52°F
Precip.: 0%
Places in USA:
Name
°F
+16°F
+25°F
+75°F
+75°F
+54°F
+54°F
+63°F
+21°F
+52°F
+54°F
+54°F
+50°F
+48°F
+46°F
+23°F
24 Hours Forecast
San Bernardino
Local time: 00:25
December 22, sunday
0300
52°F
W
2 mph
0600
52°F
W
2 mph
0900
54°F
NE
3 mph
1200
64°F
NW
2 mph
1500
66°F
NE
3 mph
1800
66°F
E
2 mph
2100
59°F
SW
2 mph
December 23, monday
0000
55°F
SW
2 mph
Units of measurement: °C / °F