Weather History for Modesto, CA

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Tuesday, October 18, 2011

  Actual Average Record
Temperature  
Mean Temperature 71 °F -  
Max Temperature 87 °F 78 °F 92 °F (1988)
Min Temperature 55 °F 52 °F 38 °F (1938)
Degree Days  
Heating Degree Days 0 2  
Month to date heating degree days 26 17  
Since 1 July heating degree days 26 20  
Cooling Degree Days 6 2  
Month to date cooling degree days 55 71  
Year to date cooling degree days 1470 1683  
Growing Degree Days 20 (Base 50)    
Moisture  
Dew Point 57 °F    
Average Humidity 69    
Maximum Humidity 100    
Minimum Humidity 37    
Precipitation  
Precipitation 0.00 in 0.02 in 0.33 in (1953)
Month to date precipitation 1.00 0.31  
Year to date precipitation 9.97 9.34  
Since 1 July precipitation 1.00 0.59  
Snow  
Snow 0.00 in - 0.00 in (2002)
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 29.97 in    
Wind  
Wind Speed 1 mph (NNW)    
Max Wind Speed 6 mph    
Max Gust Speed 14 mph    
Visibility 8 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 18, 2011 Rise Set
Actual Time 7:14 AM PDT 6:22 PM PDT
Civil Twilight 6:48 AM PDT 6:49 PM PDT
Nautical Twilight 6:17 AM PDT 7:19 PM PDT
Astronomical Twilight 5:47 AM PDT 7:49 PM PDT
Moon 11:12 PM PDT (10/18) 1:05 PM PDT (10/18)
Length of Visible Light 12h 00m
Length of Day
11h 07m
Waning Gibbous, 64% of the Moon is Illuminated
Oct 18
Waning Gibbous
Oct 19
Last Quarter
Oct 26
New
Nov 2
First Quarter
Nov 10
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 61.0 °F - 57.9 °F 90% 30.02 in 6.0 mi Calm Calm - N/A   Clear
1:53 AM 60.1 °F - 57.0 °F 90% 30.03 in 7.0 mi Calm Calm - N/A   Clear
2:53 AM 57.9 °F - 55.9 °F 93% 30.02 in 5.0 mi Calm Calm - N/A   Clear
3:53 AM 57.9 °F - 55.9 °F 93% 30.01 in 6.0 mi Calm Calm - N/A   Clear
5:53 AM 55.9 °F - 55.0 °F 97% 30.01 in 3.0 mi Calm Calm - N/A   Clear
6:53 AM 55.0 °F - 54.0 °F 96% 30.02 in 3.0 mi Calm Calm - N/A   Clear
7:53 AM 57.0 °F - 55.0 °F 93% 30.03 in 4.0 mi Calm Calm - N/A   Clear
8:53 AM 63.0 °F - 57.9 °F 84% 30.04 in 4.0 mi Calm Calm - N/A   Haze
9:53 AM 68.0 °F - 60.1 °F 76% 30.04 in 4.0 mi Calm Calm - N/A   Haze
11:53 AM 78.1 °F - 57.9 °F 50% 30.02 in 8.0 mi Calm Calm - N/A   Clear
12:53 PM 80.1 °F 80.4 °F 57.0 °F 45% 29.99 in 10.0 mi Calm Calm - N/A   Clear
1:53 PM 84.0 °F 83.3 °F 57.0 °F 40% 29.96 in 10.0 mi Calm Calm - N/A   Clear
2:53 PM 84.9 °F 83.7 °F 55.9 °F 37% 29.94 in 10.0 mi Calm Calm - N/A   Clear
3:53 PM 84.9 °F 83.9 °F 57.0 °F 38% 29.92 in 10.0 mi Calm Calm - N/A   Clear
4:53 PM 86.0 °F 84.9 °F 57.0 °F 37% 29.91 in 10.0 mi Calm Calm - N/A   Clear
5:53 PM 82.0 °F 81.7 °F 57.0 °F 42% 29.90 in 10.0 mi NNW 3.5 mph - N/A   Clear
6:53 PM 75.0 °F - 61.0 °F 62% 29.90 in 10.0 mi Calm Calm - N/A   Clear
7:53 PM 75.9 °F - 57.0 °F 52% 29.91 in 10.0 mi NW 11.5 mph - N/A   Clear
8:53 PM 72.0 °F - 57.0 °F 59% 29.92 in 10.0 mi NW 8.1 mph - N/A   Clear
9:53 PM 69.1 °F - 57.0 °F 65% 29.93 in 10.0 mi NW 6.9 mph - N/A   Clear
10:53 PM 66.0 °F - 55.9 °F 70% 29.94 in 10.0 mi North 6.9 mph - N/A   Clear
11:53 PM 62.1 °F - 55.0 °F 78% 29.95 in 9.0 mi North 9.2 mph - N/A   Clear