Weather History for Modesto, CA

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Sunday, September 30, 2012

  Actual Average Record
Temperature  
Mean Temperature 77 °F -  
Max Temperature 96 °F 85 °F 100 °F (1988)
Min Temperature 58 °F 56 °F 43 °F (1959)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 July heating degree days 0 3  
Cooling Degree Days 12 6  
Month to date cooling degree days 296 276  
Year to date cooling degree days 1615 1612  
Growing Degree Days 28 (Base 50)    
Moisture  
Dew Point 52 °F    
Average Humidity 49    
Maximum Humidity 78    
Minimum Humidity 19    
Precipitation  
Precipitation 0.00 in 0.02 in 0.38 in (1983)
Month to date precipitation T 0.26  
Year to date precipitation 6.85 9.03  
Since 1 July precipitation T 0.28  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Since 1 July snowfall 0.0  
Since 1 September snowfall 0.0  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 2 mph (NW)    
Max Wind Speed 14 mph    
Max Gust Speed 17 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 30, 2012 Rise Set
Actual Time 6:58 AM PDT 6:47 PM PDT
Civil Twilight 6:32 AM PDT 7:13 PM PDT
Nautical Twilight 6:02 AM PDT 7:43 PM PDT
Astronomical Twilight 5:31 AM PDT 8:14 PM PDT
Moon 6:56 PM PDT (9/30) 7:33 AM PDT (9/30)
Length of Visible Light 12h 40m
Length of Day
11h 48m
Full, 100% of the Moon is Illuminated
Sep 30
Full
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter
Oct 29
Full

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 66.0 °F - 55.0 °F 68% 29.97 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 66.0 °F - 54.0 °F 65% 29.98 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 63.0 °F - 55.0 °F 75% 29.99 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 62.1 °F - 55.0 °F 78% 29.99 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 62.1 °F - 54.0 °F 75% 29.99 in 9.0 mi Calm Calm - N/A   Clear
5:53 AM 62.1 °F - 54.0 °F 75% 30.00 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM 61.0 °F - 54.0 °F 78% 30.01 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 63.0 °F - 54.0 °F 72% 30.03 in 9.0 mi Calm Calm - N/A   Clear
8:53 AM 71.1 °F - 52.0 °F 51% 30.04 in 10.0 mi NW 5.8 mph - N/A   Clear
9:53 AM 75.9 °F - 53.1 °F 45% 30.05 in 10.0 mi NNW 4.6 mph - N/A   Clear
10:53 AM 82.0 °F - 50.0 °F 33% 30.04 in 10.0 mi NW 8.1 mph - N/A   Clear
11:53 AM 84.9 °F - 48.9 °F 29% 30.03 in 10.0 mi NW 4.6 mph - N/A   Clear
1:53 PM 91.0 °F - 52.0 °F 26% 29.98 in 10.0 mi WNW 6.9 mph - N/A   Clear
2:53 PM 93.9 °F 91.4 °F 53.1 °F 25% 29.96 in 10.0 mi WNW 10.4 mph - N/A   Clear
3:53 PM 95.0 °F - 50.0 °F 22% 29.94 in 10.0 mi NNW 9.2 mph - N/A   Clear
4:53 PM 95.0 °F - 46.9 °F 19% 29.92 in 10.0 mi NNW 12.7 mph - N/A   Clear
5:53 PM 93.0 °F - 46.9 °F 20% 29.92 in 10.0 mi NW 8.1 mph - N/A   Clear
6:53 PM 87.1 °F - 46.0 °F 24% 29.92 in 10.0 mi NW 4.6 mph - N/A   Clear
7:53 PM 80.1 °F - 51.1 °F 36% 29.93 in 10.0 mi Calm Calm - N/A   Clear
8:53 PM 75.9 °F - 53.1 °F 45% 29.94 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 75.9 °F - 53.1 °F 45% 29.94 in 10.0 mi Calm Calm - N/A   Clear
10:53 PM 77.0 °F - 48.9 °F 37% 29.94 in 10.0 mi NW 4.6 mph - N/A   Clear
11:53 PM 75.0 °F - 46.9 °F 37% 29.94 in 10.0 mi NNW 3.5 mph - N/A   Clear