Weather History for St. Louis, MO

Change the Weather History Date:

Friday, January 18, 2013

  Actual Average Record
Temperature  
Mean Temperature 40 °F 32 °F  
Max Temperature 56 °F 40 °F 72 °F (1880)
Min Temperature 24 °F 24 °F -19 °F (1930)
Degree Days  
Heating Degree Days 25 33  
Month to date heating degree days 530 602  
Since 1 July heating degree days 2129 2367  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 21 °F    
Average Humidity 54    
Maximum Humidity 81    
Minimum Humidity 26    
Precipitation  
Precipitation 0.00 in 0.08 in 1.62 in (1949)
Month to date precipitation 1.27 1.44  
Year to date precipitation 1.27 1.44  
Snow  
Snow 0.00 in 0.10 in 10.00 in (1892)
Month to date snowfall 0.1 3.2  
Since 1 July snowfall 2.2 8.3  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.34 in    
Wind  
Wind Speed 9 mph (South)    
Max Wind Speed 22 mph    
Max Gust Speed 26 mph    
Visibility 10 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:

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

Jan. 18, 2013 Rise Set
Actual Time 7:16 AM CST 5:07 PM CST
Civil Twilight 6:47 AM CST 5:36 PM CST
Nautical Twilight 6:15 AM CST 6:09 PM CST
Astronomical Twilight 5:43 AM CST 6:40 PM CST
Moon 11:00 AM CST (1/18) No Moon Set
Length of Visible Light 10h 48m
Length of Day
9h 50m
Waxing Crescent, 47% of the Moon is Illuminated
Jan 18
Waxing Crescent
Jan 18
First Quarter
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New

Hourly Weather History & Observations

Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 27.0 °F - 19.0 °F 72% 30.53 in 10.0 mi Calm Calm - N/A   Clear
1:51 AM 26.1 °F - 19.0 °F 75% 30.53 in 10.0 mi Calm Calm - N/A   Clear
2:51 AM 24.1 °F - 18.0 °F 77% 30.53 in 10.0 mi Calm Calm - N/A   Clear
3:51 AM 25.0 °F - 19.0 °F 78% 30.52 in 10.0 mi Calm Calm - N/A   Clear
4:51 AM 27.0 °F 19.5 °F 18.0 °F 69% 30.51 in 10.0 mi SSW 6.9 mph - N/A   Clear
5:51 AM 30.0 °F 25.2 °F 18.0 °F 61% 30.50 in 10.0 mi South 4.6 mph - N/A   Clear
6:51 AM 30.0 °F 25.2 °F 18.0 °F 61% 30.50 in 10.0 mi South 4.6 mph - N/A   Clear
7:51 AM 30.2 °F 22.6 °F 19.4 °F 64% 30.46 in 10.0 mi SSW 8.1 mph - N/A   Clear
8:51 AM 35.1 °F 30.1 °F 19.9 °F 54% 30.48 in 10.0 mi South 5.8 mph - N/A   Clear
9:51 AM 39.0 °F 30.6 °F 21.0 °F 49% 30.47 in 10.0 mi South 15.0 mph - N/A   Clear
10:51 AM 44.1 °F 38.6 °F 21.9 °F 42% 30.43 in 10.0 mi South 10.4 mph - N/A   Partly Cloudy
11:51 AM 46.9 °F - 23.0 °F 39% 30.38 in 10.0 mi SSW 15.0 mph - N/A   Partly Cloudy
12:51 PM 50.0 °F - 23.0 °F 35% 30.32 in 10.0 mi South 11.5 mph - N/A   Partly Cloudy
1:51 PM 53.1 °F - 21.9 °F 30% 30.28 in 10.0 mi South 13.8 mph - N/A   Partly Cloudy
2:51 PM 55.0 °F - 21.0 °F 27% 30.24 in 10.0 mi SSW 18.4 mph 23.0 mph N/A   Partly Cloudy
3:51 PM 55.0 °F - 21.0 °F 27% 30.22 in 10.0 mi South 13.8 mph - N/A   Partly Cloudy
4:51 PM 53.1 °F - 21.9 °F 30% 30.21 in 10.0 mi South 12.7 mph - N/A   Partly Cloudy
5:51 PM 51.1 °F - 21.0 °F 31% 30.20 in 10.0 mi South 12.7 mph 21.9 mph N/A   Partly Cloudy
6:51 PM 50.0 °F - 21.0 °F 32% 30.20 in 10.0 mi South 13.8 mph - N/A   Clear
7:51 PM 46.9 °F - 21.9 °F 37% 30.19 in 10.0 mi South 9.2 mph - N/A   Clear
8:51 PM 46.0 °F 41.0 °F 24.1 °F 42% 30.17 in 10.0 mi South 10.4 mph - N/A   Clear
9:51 PM 45.0 °F 38.5 °F 25.0 °F 46% 30.16 in 10.0 mi SSW 13.8 mph - N/A   Clear
10:51 PM 43.0 °F 36.8 °F 26.1 °F 51% 30.16 in 10.0 mi SSW 11.5 mph - N/A   Clear
11:51 PM 42.1 °F 36.6 °F 26.1 °F 53% 30.16 in 10.0 mi SSW 9.2 mph - N/A   Clear