Weather History for San Bernardino, CA

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Tuesday, May 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 74 °F -  
Max Temperature 89 °F 79 °F 96 °F (2012)
Min Temperature 60 °F 53 °F 50 °F (2014)
Cooling Degree Days 10    
Growing Degree Days 24 (Base 50)    
Moisture  
Dew Point 48 °F    
Average Humidity 40    
Maximum Humidity 77    
Minimum Humidity 16    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.88 in    
Wind  
Wind Speed 5 mph (WSW)    
Max Wind Speed 16 mph    
Max Gust Speed 17 mph    
Visibility 8 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

May. 21, 2013 Rise Set
Actual Time 5:43 AM PDT 7:48 PM PDT
Civil Twilight 5:15 AM PDT 8:16 PM PDT
Nautical Twilight 4:40 AM PDT 8:50 PM PDT
Astronomical Twilight 4:04 AM PDT 9:27 PM PDT
Moon 4:15 PM PDT (5/21) 3:03 AM PDT (5/21)
Length of Visible Light 15h 01m
Length of Day
14h 05m
Waxing Gibbous, 85% of the Moon is Illuminated
May 21
Waxing Gibbous
May 24
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
6:53 AM 60.8 °F 48.2 °F 63% 29.93 in 7.0 mi Calm Calm - N/A   Mostly Cloudy
7:51 AM 62.6 °F 55.4 °F 77% 29.94 in 7.0 mi Calm Calm - N/A   Mostly Cloudy
8:51 AM 66.2 °F 55.4 °F 68% 29.95 in 7.0 mi SW 8.1 mph - N/A   Mostly Cloudy
9:49 AM 69.8 °F 55.4 °F 60% 29.94 in 5.0 mi SW 5.8 mph - N/A   Haze
11:49 AM 80.6 °F 51.8 °F 37% 29.92 in 5.0 mi WSW 6.9 mph - N/A   Haze
12:49 PM 82.4 °F 46.4 °F 28% 29.91 in 5.0 mi West 5.8 mph - N/A   Haze
1:51 PM 87.8 °F 48.2 °F 25% 29.89 in 5.0 mi SW 6.9 mph - N/A   Haze
2:50 PM 87.8 °F 44.6 °F 22% 29.87 in 7.0 mi West 8.1 mph 17.3 mph N/A   Mostly Cloudy
3:50 PM 89.6 °F 37.4 °F 16% 29.85 in 7.0 mi West 10.4 mph 17.3 mph N/A   Mostly Cloudy
4:55 PM 87.8 °F 39.2 °F 18% 29.82 in 10.0 mi West 9.2 mph 16.1 mph N/A   Scattered Clouds
5:55 PM 84.2 °F 39.2 °F 20% 29.82 in 10.0 mi WSW 10.4 mph - N/A   Clear
6:51 PM 78.8 °F 46.4 °F 32% 29.83 in 10.0 mi WSW 16.1 mph - N/A   Clear
7:49 PM 73.4 °F 50.0 °F 44% 29.84 in 10.0 mi WSW 9.2 mph - N/A   Clear
8:51 PM 71.6 °F 50.0 °F 46% 29.85 in 10.0 mi SW 4.6 mph - N/A   Clear