History for St. Charles, MO

Saturday, February 9, 2013 — View Current Conditions
Saturday, February 9, 2013
« Previous Day
Next Day »
Daily Weekly Monthly Custom
  Actual Average (KSTL) Record (KSTL)
Temperature
Mean Temperature 36 °F 35 °F  
Max Temperature 41 °F 43 °F 75 °F (1943)
Min Temperature 30 °F 26 °F -16 °F (1899)
Degree Days
Heating Degree Days 30 30  
Month to date heating degree days 281  
Since 1 July heating degree days 3075  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Moisture
Dew Point 27 °F    
Average Humidity 76    
Maximum Humidity 82    
Minimum Humidity 62    
Precipitation
Precipitation 0.08 in 0.08 in 2.36 in (1959)
Month to date precipitation 0.70  
Year to date precipitation 3.10  
Snow
Snow 0.00 in 0.20 in 5.00 in (1910)
Month to date snowfall 1.5  
Since 1 July snowfall 12.2  
Snow Depth -    
Sea Level Pressure
Sea Level Pressure 30.25 in    
Wind
Wind Speed 9 mph (SE)    
Max Wind Speed 13 mph    
Max Gust Speed 21 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
Daily Graph
Certify This Report
History Location
Airport:
 
Trip Planner
Search our historical database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it will be!
Date:
Radar Archive
Click to View Archived Radar Loop
This image may take a moment to generate.
Local Photos
Wood Bison
Came upon a small group of bison in one of our county parks. This one was "nice." The other one, with a youngster just born, charged our car when I tri...
Wood Bison
Came upon a small group of bison in one of our county parks. Here is a new calf, with angry mama in the background.
Visit WunderPhotos
Astronomy
May. 26, 2013 Rise Set
Actual Time 6:59 AM CST 5:32 PM CST
Civil Twilight 6:32 AM CST 6:00 PM CST
Nautical Twilight 6:00 AM CST 6:31 PM CST
Astronomical Twilight 5:29 AM CST 7:02 PM CST
Moon 6:11 AM CST (2/9) 5:15 PM CST (2/9)
Length Of Visible Light 11h 28m
Length of Day
10h 32m
Waning Crescent, 0% of the Moon is Illuminated
Feb 9
Waning Crescent
Feb 10
New
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter
Visit Astronomy
Hourly Observations
Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:47 AM 30.2 °F 23.4 °F 24.8 °F 80% 30.36 in 9.0 mi SE 6.9 mph - N/A   Overcast
12:54 AM 30.0 °F 22.4 °F 25.0 °F 82% 30.37 in 8.0 mi SE 8.1 mph - N/A   Overcast
1:54 AM 30.0 °F 24.1 °F 25.0 °F 82% 30.37 in 10.0 mi SE 5.8 mph - N/A   Overcast
2:54 AM 30.0 °F 24.1 °F 24.1 °F 79% 30.39 in 10.0 mi SE 5.8 mph - N/A   Overcast
3:30 AM 30.2 °F 22.6 °F 24.8 °F 80% 30.36 in 10.0 mi ESE 8.1 mph - N/A   Overcast
3:54 AM 30.9 °F 22.8 °F 25.0 °F 79% 30.38 in 10.0 mi SE 9.2 mph - N/A   Overcast
4:54 AM 30.0 °F 21.1 °F 25.0 °F 82% 30.35 in 10.0 mi SE 10.4 mph - N/A   Overcast
5:54 AM 30.0 °F 21.1 °F 25.0 °F 82% 30.34 in 10.0 mi ESE 10.4 mph - N/A   Overcast
6:54 AM 30.0 °F 21.1 °F 25.0 °F 82% 30.35 in 10.0 mi SSE 10.4 mph - N/A   Overcast
7:54 AM 30.9 °F 23.5 °F 25.0 °F 79% 30.37 in 10.0 mi SSE 8.1 mph - N/A   Overcast
8:54 AM 30.9 °F 22.2 °F 25.0 °F 79% 30.36 in 10.0 mi SE 10.4 mph - N/A   Overcast
9:54 AM 32.0 °F 23.6 °F 25.0 °F 75% 30.35 in 10.0 mi SE 10.4 mph - N/A   Overcast
10:54 AM 33.1 °F 24.4 °F 26.1 °F 75% 30.34 in 10.0 mi SE 11.5 mph - N/A   Overcast
11:54 AM 35.1 °F 27.9 °F 27.0 °F 72% 30.31 in 10.0 mi SSE 9.2 mph - N/A   Mostly Cloudy
12:09 PM 35.6 °F 28.0 °F 26.6 °F 70% 30.28 in 10.0 mi SSE 10.4 mph - N/A   Scattered Clouds
12:54 PM 37.0 °F 28.9 °F 28.0 °F 70% 30.25 in 10.0 mi SE 12.7 mph - N/A   Partly Cloudy
1:54 PM 39.0 °F 31.4 °F 28.9 °F 67% 30.21 in 10.0 mi SE 12.7 mph - N/A   Clear
2:54 PM 41.0 °F 34.3 °F 28.9 °F 62% 30.18 in 10.0 mi SE 11.5 mph 20.7 mph N/A   Clear
3:54 PM 41.0 °F 35.2 °F 30.0 °F 65% 30.14 in 10.0 mi ESE 9.2 mph - N/A   Clear
4:54 PM 39.9 °F 32.9 °F 30.0 °F 68% 30.12 in 10.0 mi ESE 11.5 mph - N/A   Clear
5:54 PM 37.9 °F 31.5 °F 30.0 °F 73% 30.12 in 10.0 mi SE 9.2 mph - N/A   Clear
6:54 PM 36.0 °F 29.6 °F 28.9 °F 76% 30.12 in 10.0 mi SE 8.1 mph - N/A   Clear
7:54 PM 37.0 °F 32.4 °F 30.0 °F 76% 30.11 in 10.0 mi SE 5.8 mph - N/A   Clear
8:54 PM 39.0 °F 33.4 °F 30.9 °F 73% 30.09 in 10.0 mi SE 8.1 mph - N/A   Overcast
9:54 PM 39.9 °F 32.5 °F 30.9 °F 70% 30.05 in 9.0 mi SE 12.7 mph - 0.00 in Rain Light Rain
10:54 PM 39.0 °F 34.0 °F 33.1 °F 79% 30.05 in 9.0 mi SSE 6.9 mph - 0.02 in Rain Light Rain
11:54 PM 39.0 °F 31.8 °F 34.0 °F 82% 30.03 in 5.0 mi SE 11.5 mph - 0.06 in Rain Light Rain
Show full METARS | METAR FAQ | Comma Delimited File