Weather History for Riverside, CA

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Tuesday, September 25, 2012

  Actual Average Record
Temperature  
Mean Temperature 74 °F 74 °F  
Max Temperature 87 °F 88 °F 108 °F (2010)
Min Temperature 61 °F 60 °F 41 °F (1934)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 July heating degree days 0 0  
Cooling Degree Days 9 9  
Month to date cooling degree days 426 292  
Year to date cooling degree days 1918 1550  
Growing Degree Days 24 (Base 50)    
Moisture  
Dew Point 52 °F    
Average Humidity 46    
Maximum Humidity 65    
Minimum Humidity 27    
Precipitation  
Precipitation 0.00 in 0.01 in 0.50 in (1997)
Month to date precipitation T 0.19  
Year to date precipitation 2.86 9.53  
Since 1 July precipitation 0.01 0.34  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Year to date snowfall 0.0  
Since 1 July snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.85 in    
Wind  
Wind Speed 3 mph (West)    
Max Wind Speed 14 mph    
Max Gust Speed 20 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 25, 2012 Rise Set
Actual Time 6:40 AM PDT 6:41 PM PDT
Civil Twilight 6:15 AM PDT 7:06 PM PDT
Nautical Twilight 5:46 AM PDT 7:35 PM PDT
Astronomical Twilight 5:17 AM PDT 8:04 PM PDT
Moon 4:00 PM PDT (9/25) 2:17 AM PDT (9/25)
Length of Visible Light 12h 50m
Length of Day
12h 01m
Waxing Gibbous, 81% of the Moon is Illuminated
Sep 25
Waxing Gibbous
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 66.9 °F - 51.1 °F 57% 29.88 in 10.0 mi South 3.5 mph - N/A   Clear
1:53 AM 66.0 °F - 51.1 °F 59% 29.88 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 64.9 °F - 50.0 °F 58% 29.87 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 64.0 °F - 51.1 °F 63% 29.86 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 63.0 °F - 50.0 °F 63% 29.86 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 62.1 °F - 48.0 °F 60% 29.87 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM 62.1 °F - 50.0 °F 65% 29.88 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 64.9 °F - 52.0 °F 63% 29.89 in 10.0 mi Calm Calm - N/A   Clear
8:53 AM 69.1 °F - 52.0 °F 54% 29.89 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 73.0 °F - 48.9 °F 42% 29.88 in 10.0 mi Calm Calm - N/A   Clear
10:53 AM 78.1 °F - 46.9 °F 33% 29.87 in 10.0 mi Calm Calm - N/A   Clear
12:53 PM 84.0 °F - 46.0 °F 26% 29.83 in 10.0 mi Variable 3.5 mph - N/A   Clear
1:53 PM 86.0 °F - 48.9 °F 28% 29.81 in 10.0 mi West 9.2 mph - N/A   Clear
2:53 PM 87.1 °F - 51.1 °F 29% 29.79 in 10.0 mi West 8.1 mph - N/A   Clear
3:53 PM 82.9 °F 82.0 °F 55.0 °F 38% 29.78 in 10.0 mi West 12.7 mph 19.6 mph N/A   Clear
4:53 PM 80.1 °F 80.1 °F 55.0 °F 42% 29.78 in 10.0 mi West 10.4 mph 19.6 mph N/A   Clear
5:53 PM 77.0 °F - 54.0 °F 45% 29.79 in 10.0 mi West 8.1 mph - N/A   Clear
6:53 PM 73.0 °F - 53.1 °F 49% 29.81 in 10.0 mi West 8.1 mph - N/A   Clear
8:53 PM 69.1 °F - 57.0 °F 65% 29.84 in 10.0 mi West 4.6 mph - N/A   Clear
10:53 PM 66.0 °F - 57.0 °F 73% 29.86 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 64.9 °F - 57.0 °F 75% 29.85 in 10.0 mi Calm Calm - N/A   Clear