St. Louis, MO

4:53 AM CDT on June 28, 2017 (GMT -0500)
Lambert-Saint Louis International

Weather History for KSTL - July, 2012

Change the Weather History Date:

Tuesday, July 31, 2012

  Actual Average Record
Temperature  
Mean Temperature 88 °F 80 °F  
Max Temperature 103 °F 89 °F 103 °F (1970)
Min Temperature 73 °F 71 °F 53 °F (1971)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 June heating degree days 5 5  
Since 1 July heating degree days 0 0  
Cooling Degree Days 23 15  
Month to date cooling degree days 722 467  
Year to date cooling degree days 1539 975  
Since 1 June cooling degree days 1133 801  
Growing Degree Days 38 (Base 50)    
Moisture  
Dew Point 66 °F    
Average Humidity 55    
Maximum Humidity 87    
Minimum Humidity 23    
Precipitation  
Precipitation 0.00 in 0.13 in 2.16 in (1943)
Month to date precipitation 0.72 4.11  
Year to date precipitation 19.37 24.76  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2013)
Month to date snowfall 0.0 0.0  
Since 1 June snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.90 in    
Wind  
Wind Speed 3 mph (WNW)    
Max Wind Speed 10 mph    
Max Gust Speed 15 mph    
Visibility 8 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport or City:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Jul. 31, 2012 Rise Set
Actual Time 6:02 AM CDT 8:12 PM CDT
Civil Twilight 5:32 AM CDT 8:42 PM CDT
Nautical Twilight 4:56 AM CDT 9:18 PM CDT
Astronomical Twilight 4:16 AM CDT 9:57 PM CDT
Moon 7:01 PM CDT (7/31) 4:23 AM CDT (7/31)
Length of Visible Light 15h 09m
Length of Day
14h 10m
Waxing Gibbous, 97% of the Moon is Illuminated
Jul 31
Waxing Gibbous
Aug 1
Full
Aug 9
Last Quarter
Aug 17
New
Aug 24
First Quarter

Hourly Weather History & Observations

Time (CDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 75.9 °F - 70.0 °F 82% 29.89 in 8.0 mi WNW 3.5 mph - N/A   Clear
1:51 AM 75.0 °F - 70.0 °F 84% 29.88 in 8.0 mi Calm Calm - N/A   Clear
2:51 AM 75.2 °F - 69.8 °F 83% 29.91 in 7.0 mi Calm Calm - N/A   Clear
3:51 AM 73.9 °F - 70.0 °F 87% 29.88 in 6.0 mi Calm Calm - N/A   Clear
4:51 AM 73.9 °F - 70.0 °F 87% 29.90 in 4.0 mi WSW 3.5 mph - N/A   Partly Cloudy
5:28 AM 73.4 °F - 69.8 °F 88% 29.93 in 3.0 mi SW 4.6 mph - N/A   Partly Cloudy
5:48 AM 73.4 °F - 69.8 °F 88% 29.94 in 2.5 mi West 3.5 mph - N/A   Scattered Clouds
5:51 AM 73.0 °F - 70.0 °F 90% 29.91 in 2.5 mi West 3.5 mph - N/A   Scattered Clouds
6:13 AM 73.4 °F - 69.8 °F 88% 29.94 in 3.0 mi West 3.5 mph - N/A   Scattered Clouds
6:41 AM 73.4 °F - 69.8 °F 88% 29.96 in 4.0 mi WNW 3.5 mph - N/A   Scattered Clouds
6:51 AM 73.9 °F - 70.0 °F 87% 29.93 in 4.0 mi West 4.6 mph - N/A   Scattered Clouds
7:10 AM 75.2 °F - 69.8 °F 83% 29.97 in 5.0 mi Calm Calm - N/A   Haze
7:51 AM 79.0 °F - 71.1 °F 77% 29.95 in 8.0 mi Calm Calm - N/A   Mostly Cloudy
8:51 AM 82.0 °F 85.9 °F 70.0 °F 67% 29.95 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:51 AM 84.9 °F 88.8 °F 69.1 °F 59% 29.94 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:51 AM 90.0 °F 94.5 °F 69.1 °F 50% 29.94 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:51 AM 91.9 °F 94.5 °F 66.0 °F 42% 29.93 in 10.0 mi Calm Calm - N/A   Scattered Clouds
12:51 PM 96.1 °F 98.8 °F 64.9 °F 36% 29.91 in 10.0 mi NNW 4.6 mph - N/A   Partly Cloudy
1:51 PM 98.1 °F 101.2 °F 64.9 °F 34% 29.88 in 10.0 mi West 9.2 mph - N/A   Partly Cloudy
2:51 PM 99.0 °F 99.5 °F 61.0 °F 28% 29.87 in 10.0 mi Calm Calm - N/A   Partly Cloudy
3:51 PM 100.0 °F 99.2 °F 57.0 °F 24% 29.85 in 10.0 mi SSW 4.6 mph - N/A   Partly Cloudy
4:51 PM 102.0 °F 101.6 °F 57.9 °F 23% 29.84 in 10.0 mi WNW 3.5 mph - N/A   Partly Cloudy
5:51 PM 102.0 °F 101.6 °F 57.9 °F 23% 29.82 in 10.0 mi WNW 6.9 mph - N/A   Scattered Clouds
6:51 PM 100.0 °F 100.2 °F 59.0 °F 26% 29.82 in 10.0 mi North 4.6 mph - N/A   Scattered Clouds
7:51 PM 97.0 °F 96.9 °F 60.1 °F 29% 29.82 in 10.0 mi Calm Calm - N/A   Scattered Clouds
8:51 PM 91.0 °F 91.9 °F 63.0 °F 39% 29.83 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:51 PM 93.0 °F 94.6 °F 64.0 °F 38% 29.86 in 10.0 mi NNE 6.9 mph - N/A   Clear
10:51 PM 90.0 °F 91.3 °F 64.0 °F 42% 29.87 in 10.0 mi NE 6.9 mph - N/A   Clear
11:51 PM 87.1 °F 88.3 °F 64.0 °F 46% 29.88 in 10.0 mi NE 5.8 mph - N/A   Clear