Weather History for San Bernardino, CA

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Wednesday, December 12, 2012

  Actual Average Record
Temperature  
Mean Temperature 48 °F -  
Max Temperature 60 °F 65 °F 82 °F (2010)
Min Temperature 37 °F 37 °F 37 °F (2012)
Degree Days  
Heating Degree Days 16    
Moisture  
Dew Point 41 °F    
Average Humidity 61    
Maximum Humidity 81    
Minimum Humidity 48    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.90 in    
Wind  
Wind Speed 4 mph (South)    
Max Wind Speed 13 mph    
Max Gust Speed -    
Visibility 9 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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Date:

Astronomy

Dec. 12, 2012 Rise Set
Actual Time 6:45 AM PST 4:40 PM PST
Civil Twilight 6:17 AM PST 5:08 PM PST
Nautical Twilight 5:46 AM PST 5:39 PM PST
Astronomical Twilight 5:16 AM PST 6:09 PM PST
Moon 5:56 AM PST (12/12) 4:21 PM PST (12/12)
Length of Visible Light 10h 50m
Length of Day
9h 54m
Waning Crescent, 0% of the Moon is Illuminated
Dec 12
Waning Crescent
Dec 13
New
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter

Hourly Weather History & Observations

Time (PST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
7:00 AM 37.4 °F 32.0 °F 81% 29.97 in 10.0 mi Calm Calm - N/A   Scattered Clouds
7:53 AM 44.6 °F 35.6 °F 71% 29.98 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:53 AM 57.2 °F 42.8 °F 59% 29.97 in 10.0 mi ESE 5.8 mph - N/A   Scattered Clouds
10:55 AM 59.0 °F 41.0 °F 51% 29.96 in 10.0 mi South 6.9 mph - N/A   Scattered Clouds
11:53 AM 59.0 °F 41.0 °F 51% 29.93 in 10.0 mi SW 6.9 mph - N/A   Scattered Clouds
12:53 PM 59.0 °F 41.0 °F 51% 29.90 in 10.0 mi West 3.5 mph - N/A   Mostly Cloudy
1:50 PM 60.8 °F 41.0 °F 48% 29.88 in 10.0 mi NW 3.5 mph - N/A   Overcast
2:49 PM 60.8 °F 41.0 °F 48% 29.87 in 10.0 mi Calm Calm - N/A   Overcast
3:51 PM 57.2 °F 42.8 °F 59% 29.86 in 10.0 mi WSW 10.4 mph - N/A   Overcast
4:51 PM 55.4 °F 44.6 °F 67% 29.87 in 10.0 mi SW 5.8 mph - N/A   Overcast
5:49 PM 53.6 °F 44.6 °F 72% 29.87 in 7.0 mi Calm Calm - N/A   Overcast
6:51 PM 55.4 °F 42.8 °F 63% 29.87 in 7.0 mi ESE 9.2 mph - N/A   Mostly Cloudy
7:49 PM 55.4 °F 42.8 °F 63% 29.87 in 7.0 mi ESE 6.9 mph - N/A   Overcast
8:49 PM 55.4 °F 44.6 °F 67% 29.87 in 7.0 mi ESE 12.7 mph - N/A   Overcast