Weather History for St. Louis, MO

Change the Weather History Date:

Sunday, February 17, 2013

  Actual Average Record
Temperature  
Mean Temperature 36 °F 37 °F  
Max Temperature 49 °F 46 °F 77 °F (1911)
Min Temperature 22 °F 28 °F -6 °F (1903)
Degree Days  
Heating Degree Days 29 28  
Month to date heating degree days 453 515  
Since 1 July heating degree days 2955 3309  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 20 °F    
Average Humidity 53    
Maximum Humidity 74    
Minimum Humidity 31    
Precipitation  
Precipitation 0.00 in 0.08 in 1.46 in (1938)
Month to date precipitation 1.04 1.36  
Year to date precipitation 4.16 3.76  
Snow  
Snow 0.00 in 0.10 in 2.00 in (1910)
Month to date snowfall 4.0 2.7  
Since 1 July snowfall 7.0 13.4  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.12 in    
Wind  
Wind Speed 11 mph (SE)    
Max Wind Speed 22 mph    
Max Gust Speed 30 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

Feb. 17, 2013 Rise Set
Actual Time 6:49 AM CST 5:41 PM CST
Civil Twilight 6:22 AM CST 6:08 PM CST
Nautical Twilight 5:51 AM CST 6:39 PM CST
Astronomical Twilight 5:20 AM CST 7:10 PM CST
Moon 10:47 AM CST (2/17) 12:32 AM CST (2/17)
Length of Visible Light 11h 46m
Length of Day
10h 52m
Waxing Crescent, 49% of the Moon is Illuminated
Feb 17
Waxing Crescent
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter
Mar 11
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 25.0 °F 20.7 °F 14.0 °F 63% 30.21 in 10.0 mi SSW 3.5 mph - N/A   Clear
1:51 AM 24.1 °F 19.7 °F 12.9 °F 62% 30.20 in 10.0 mi NE 3.5 mph - N/A   Clear
2:51 AM 24.1 °F - 15.1 °F 69% 30.20 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
3:51 AM 25.0 °F - 16.0 °F 69% 30.20 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:51 AM 25.0 °F 19.3 °F 12.9 °F 60% 30.20 in 10.0 mi East 4.6 mph - N/A   Mostly Cloudy
5:51 AM 23.0 °F 17.0 °F 14.0 °F 68% 30.22 in 10.0 mi East 4.6 mph - N/A   Mostly Cloudy
6:51 AM 25.0 °F 19.3 °F 18.0 °F 75% 30.22 in 10.0 mi East 4.6 mph - N/A   Mostly Cloudy
7:51 AM 27.0 °F 17.3 °F 17.1 °F 66% 30.22 in 10.0 mi ESE 10.4 mph - N/A   Mostly Cloudy
8:51 AM 30.0 °F 20.0 °F 16.0 °F 56% 30.22 in 10.0 mi ESE 12.7 mph - N/A   Mostly Cloudy
9:51 AM 34.0 °F 25.0 °F 15.1 °F 46% 30.22 in 10.0 mi ESE 12.7 mph - N/A   Mostly Cloudy
10:51 AM 37.9 °F 30.0 °F 15.1 °F 39% 30.20 in 10.0 mi SE 12.7 mph - N/A   Mostly Cloudy
11:51 AM 41.0 °F 33.5 °F 16.0 °F 36% 30.17 in 10.0 mi ESE 13.8 mph - N/A   Mostly Cloudy
12:51 PM 44.1 °F 36.8 °F 17.1 °F 34% 30.13 in 10.0 mi SE 16.1 mph 24.2 mph N/A   Scattered Clouds
1:51 PM 45.0 °F 38.2 °F 18.0 °F 34% 30.10 in 10.0 mi SE 15.0 mph 21.9 mph N/A   Mostly Cloudy
2:51 PM 46.9 °F - 19.0 °F 33% 30.07 in 10.0 mi SE 17.3 mph 23.0 mph N/A   Scattered Clouds
3:51 PM 48.0 °F - 19.9 °F 33% 30.05 in 10.0 mi SE 17.3 mph 24.2 mph N/A   Partly Cloudy
4:51 PM 46.9 °F - 21.9 °F 37% 30.02 in 10.0 mi SE 15.0 mph 24.2 mph N/A   Scattered Clouds
5:51 PM 46.0 °F 40.2 °F 23.0 °F 40% 30.01 in 10.0 mi SE 12.7 mph - N/A   Mostly Cloudy
6:51 PM 44.1 °F 37.1 °F 28.0 °F 53% 30.02 in 10.0 mi SE 15.0 mph 25.3 mph N/A   Mostly Cloudy
7:51 PM 44.1 °F 36.8 °F 28.9 °F 55% 30.01 in 10.0 mi SSE 16.1 mph - N/A   Mostly Cloudy
8:51 PM 43.0 °F 35.7 °F 30.0 °F 60% 30.00 in 10.0 mi SSE 15.0 mph 23.0 mph N/A   Mostly Cloudy
9:51 PM 42.1 °F 34.9 °F 30.0 °F 62% 29.98 in 10.0 mi SE 13.8 mph - N/A   Mostly Cloudy
11:51 PM 41.0 °F 34.7 °F 28.9 °F 62% 29.94 in 10.0 mi SE 10.4 mph - N/A   Mostly Cloudy